mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-04-18 21:44:02 +03:00
2e1394149b
* Fixes of bugs from ASAN warnings, part one * MQC as static library, with nifty counter for global map and mutex * Switch clang to 16 * link messageqcpp to execplan
1535 lines
45 KiB
C++
1535 lines
45 KiB
C++
/* Copyright (C) 2014 InfiniDB, Inc.
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Copyright (C) 2019-20 MariaDB Corporation
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2 of
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the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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// $Id: func_cast.cpp 3923 2013-06-19 21:43:06Z bwilkinson $
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#include <string>
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using namespace std;
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#include "functor_dtm.h"
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#include "functor_int.h"
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#include "functor_real.h"
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#include "functor_str.h"
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#include "funchelpers.h"
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#include "functioncolumn.h"
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#include "predicateoperator.h"
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using namespace execplan;
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#include "rowgroup.h"
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using namespace rowgroup;
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#include "errorcodes.h"
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#include "idberrorinfo.h"
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#include "errorids.h"
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using namespace logging;
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#include "dataconvert.h"
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#include "numericliteral.h"
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using namespace dataconvert;
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#include "checks.h"
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namespace
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{
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struct lconv* convData = localeconv();
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}
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namespace funcexp
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{
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// Why isn't "return resultType" the base default behavior?
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CalpontSystemCatalog::ColType Func_cast_signed::operationType(FunctionParm& fp,
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CalpontSystemCatalog::ColType& resultType)
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{
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return resultType;
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}
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CalpontSystemCatalog::ColType Func_cast_unsigned::operationType(FunctionParm& fp,
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CalpontSystemCatalog::ColType& resultType)
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{
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return resultType;
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}
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CalpontSystemCatalog::ColType Func_cast_char::operationType(FunctionParm& fp,
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CalpontSystemCatalog::ColType& resultType)
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{
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return resultType;
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}
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CalpontSystemCatalog::ColType Func_cast_date::operationType(FunctionParm& fp,
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CalpontSystemCatalog::ColType& resultType)
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{
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return resultType;
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}
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CalpontSystemCatalog::ColType Func_cast_datetime::operationType(FunctionParm& fp,
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CalpontSystemCatalog::ColType& resultType)
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{
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return resultType;
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}
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CalpontSystemCatalog::ColType Func_cast_decimal::operationType(FunctionParm& fp,
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CalpontSystemCatalog::ColType& resultType)
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{
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return resultType;
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}
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CalpontSystemCatalog::ColType Func_cast_double::operationType(FunctionParm& fp,
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CalpontSystemCatalog::ColType& resultType)
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{
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return resultType;
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}
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//
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// Func_cast_signed
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//
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int64_t Func_cast_signed::getIntVal(Row& row, FunctionParm& parm, bool& isNull,
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CalpontSystemCatalog::ColType& operationColType)
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{
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switch (parm[0]->data()->resultType().colDataType)
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{
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case execplan::CalpontSystemCatalog::BIGINT:
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case execplan::CalpontSystemCatalog::INT:
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case execplan::CalpontSystemCatalog::MEDINT:
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case execplan::CalpontSystemCatalog::TINYINT:
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case execplan::CalpontSystemCatalog::SMALLINT:
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{
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return (int64_t)parm[0]->data()->getIntVal(row, isNull);
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}
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break;
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case execplan::CalpontSystemCatalog::UBIGINT:
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case execplan::CalpontSystemCatalog::UINT:
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case execplan::CalpontSystemCatalog::UMEDINT:
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case execplan::CalpontSystemCatalog::UTINYINT:
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case execplan::CalpontSystemCatalog::USMALLINT:
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{
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return (int64_t)parm[0]->data()->getUintVal(row, isNull);
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}
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break;
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case execplan::CalpontSystemCatalog::FLOAT:
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case execplan::CalpontSystemCatalog::UFLOAT:
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case execplan::CalpontSystemCatalog::DOUBLE:
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case execplan::CalpontSystemCatalog::UDOUBLE:
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{
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datatypes::TDouble d(parm[0]->data()->getDoubleVal(row, isNull));
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return d.toMCSSInt64Round();
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}
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break;
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case execplan::CalpontSystemCatalog::LONGDOUBLE:
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{
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datatypes::TLongDouble d(parm[0]->data()->getLongDoubleVal(row, isNull));
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return d.toMCSSInt64Round();
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}
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break;
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case execplan::CalpontSystemCatalog::VARCHAR:
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case execplan::CalpontSystemCatalog::CHAR:
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case execplan::CalpontSystemCatalog::TEXT:
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{
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const auto& value = parm[0]->data()->getStrVal(row, isNull);
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if (isNull)
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{
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isNull = true;
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return 0;
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}
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return atoll(value.str());
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}
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break;
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case execplan::CalpontSystemCatalog::DECIMAL:
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case execplan::CalpontSystemCatalog::UDECIMAL:
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{
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return parm[0]->data()->getDecimalVal(row, isNull).toSInt64Round();
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}
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break;
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case execplan::CalpontSystemCatalog::DATE:
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{
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int64_t time = parm[0]->data()->getDateIntVal(row, isNull);
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Date d(time);
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return d.convertToMySQLint();
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}
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break;
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case execplan::CalpontSystemCatalog::DATETIME:
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{
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int64_t time = parm[0]->data()->getDatetimeIntVal(row, isNull);
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// @bug 4703 need to include year
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DateTime dt(time);
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return dt.convertToMySQLint();
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}
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break;
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case execplan::CalpontSystemCatalog::TIMESTAMP:
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{
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int64_t time = parm[0]->data()->getTimestampIntVal(row, isNull);
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TimeStamp dt(time);
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return dt.convertToMySQLint(operationColType.getTimeZone());
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}
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break;
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case execplan::CalpontSystemCatalog::TIME:
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{
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int64_t time = parm[0]->data()->getTimeIntVal(row, isNull);
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Time dt(time);
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return dt.convertToMySQLint();
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}
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break;
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default:
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{
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std::ostringstream oss;
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oss << "cast: datatype of " << execplan::colDataTypeToString(operationColType.colDataType);
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throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
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}
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}
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return 0;
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}
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//
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// Func_cast_unsigned
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//
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uint64_t Func_cast_unsigned::getUintVal(Row& row, FunctionParm& parm, bool& isNull,
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CalpontSystemCatalog::ColType& operationColType)
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{
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switch (parm[0]->data()->resultType().colDataType)
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{
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case execplan::CalpontSystemCatalog::BIGINT:
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case execplan::CalpontSystemCatalog::INT:
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case execplan::CalpontSystemCatalog::MEDINT:
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case execplan::CalpontSystemCatalog::TINYINT:
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case execplan::CalpontSystemCatalog::SMALLINT:
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{
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return (int64_t)parm[0]->data()->getUintVal(row, isNull);
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}
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break;
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case execplan::CalpontSystemCatalog::UBIGINT:
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case execplan::CalpontSystemCatalog::UINT:
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case execplan::CalpontSystemCatalog::UMEDINT:
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case execplan::CalpontSystemCatalog::UTINYINT:
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case execplan::CalpontSystemCatalog::USMALLINT:
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{
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return parm[0]->data()->getUintVal(row, isNull);
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}
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break;
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case execplan::CalpontSystemCatalog::FLOAT:
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case execplan::CalpontSystemCatalog::UFLOAT:
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case execplan::CalpontSystemCatalog::DOUBLE:
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case execplan::CalpontSystemCatalog::UDOUBLE:
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{
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datatypes::TDouble d(parm[0]->data()->getDoubleVal(row, isNull));
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return d.toMCSUInt64Round();
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}
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break;
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case execplan::CalpontSystemCatalog::LONGDOUBLE:
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{
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datatypes::TLongDouble d(parm[0]->data()->getLongDoubleVal(row, isNull));
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return d.toMCSUInt64Round();
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}
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break;
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case execplan::CalpontSystemCatalog::VARCHAR:
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case execplan::CalpontSystemCatalog::CHAR:
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case execplan::CalpontSystemCatalog::TEXT:
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{
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const auto& value = parm[0]->data()->getStrVal(row, isNull);
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if (isNull)
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{
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isNull = true;
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return 0;
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}
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uint64_t ret = strtoul(value.str(), 0, 0);
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return ret;
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}
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break;
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case execplan::CalpontSystemCatalog::DECIMAL:
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case execplan::CalpontSystemCatalog::UDECIMAL:
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{
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IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
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return d.toUInt64Round();
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}
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break;
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case execplan::CalpontSystemCatalog::DATE:
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{
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int64_t time = parm[0]->data()->getDateIntVal(row, isNull);
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Date d(time);
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return d.convertToMySQLint();
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}
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break;
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case execplan::CalpontSystemCatalog::DATETIME:
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{
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int64_t time = parm[0]->data()->getDatetimeIntVal(row, isNull);
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// @bug 4703 need to include year
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DateTime dt(time);
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return dt.convertToMySQLint();
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}
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break;
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case execplan::CalpontSystemCatalog::TIMESTAMP:
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{
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int64_t time = parm[0]->data()->getTimestampIntVal(row, isNull);
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TimeStamp dt(time);
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return dt.convertToMySQLint(operationColType.getTimeZone());
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}
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break;
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case execplan::CalpontSystemCatalog::TIME:
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{
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int64_t time = parm[0]->data()->getTimeIntVal(row, isNull);
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Time dt(time);
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return dt.convertToMySQLint();
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}
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break;
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default:
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{
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std::ostringstream oss;
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oss << "cast: datatype of " << execplan::colDataTypeToString(operationColType.colDataType);
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throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
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}
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}
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return 0;
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}
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//
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// Func_cast_char
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//
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string Func_cast_char::getStrVal(Row& row, FunctionParm& parm, bool& isNull,
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CalpontSystemCatalog::ColType& operationColType)
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{
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// check for convert with 1 arg, return the argument
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if (parm.size() == 1)
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return parm[0]->data()->getStrVal(row, isNull).safeString("");
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;
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int64_t length = parm[1]->data()->getIntVal(row, isNull);
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// @bug3488, a dummy parm is appended even the optional N is not present.
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if (length < 0)
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return parm[0]->data()->getStrVal(row, isNull).safeString("");
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;
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switch (parm[0]->data()->resultType().colDataType)
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{
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case execplan::CalpontSystemCatalog::BIGINT:
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case execplan::CalpontSystemCatalog::INT:
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case execplan::CalpontSystemCatalog::MEDINT:
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case execplan::CalpontSystemCatalog::TINYINT:
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case execplan::CalpontSystemCatalog::SMALLINT:
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{
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return helpers::intToString(parm[0]->data()->getIntVal(row, isNull)).substr(0, length);
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}
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break;
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case execplan::CalpontSystemCatalog::UBIGINT:
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case execplan::CalpontSystemCatalog::UINT:
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case execplan::CalpontSystemCatalog::UMEDINT:
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case execplan::CalpontSystemCatalog::UTINYINT:
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case execplan::CalpontSystemCatalog::USMALLINT:
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{
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return helpers::uintToString(parm[0]->data()->getUintVal(row, isNull)).substr(0, length);
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}
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break;
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case execplan::CalpontSystemCatalog::DOUBLE:
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case execplan::CalpontSystemCatalog::UDOUBLE:
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{
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return helpers::doubleToString(parm[0]->data()->getDoubleVal(row, isNull)).substr(0, length);
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}
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break;
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case execplan::CalpontSystemCatalog::LONGDOUBLE:
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{
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return helpers::longDoubleToString(parm[0]->data()->getLongDoubleVal(row, isNull)).substr(0, length);
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}
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break;
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case execplan::CalpontSystemCatalog::FLOAT:
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case execplan::CalpontSystemCatalog::UFLOAT:
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{
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return doubleToString(parm[0]->data()->getFloatVal(row, isNull)).substr(0, length);
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}
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break;
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case execplan::CalpontSystemCatalog::VARCHAR:
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case execplan::CalpontSystemCatalog::CHAR:
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case execplan::CalpontSystemCatalog::TEXT:
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{
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const utils::NullString& value = parm[0]->data()->getStrVal(row, isNull);
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if (isNull)
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{
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isNull = true;
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return string("");
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}
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return value.safeString("").substr(0, length);
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}
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break;
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case execplan::CalpontSystemCatalog::DECIMAL:
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case execplan::CalpontSystemCatalog::UDECIMAL:
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{
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IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
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if (parm[0]->data()->resultType().colWidth == datatypes::MAXDECIMALWIDTH)
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return d.toString(true).substr(0, length);
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else
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return d.toString().substr(0, length);
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}
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break;
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case execplan::CalpontSystemCatalog::DATE:
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{
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return dataconvert::DataConvert::dateToString(parm[0]->data()->getDateIntVal(row, isNull))
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.substr(0, length);
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}
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break;
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case execplan::CalpontSystemCatalog::DATETIME:
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{
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return dataconvert::DataConvert::datetimeToString(parm[0]->data()->getDatetimeIntVal(row, isNull))
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.substr(0, length);
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}
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break;
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case execplan::CalpontSystemCatalog::TIMESTAMP:
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{
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return dataconvert::DataConvert::timestampToString(parm[0]->data()->getTimestampIntVal(row, isNull),
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operationColType.getTimeZone())
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.substr(0, length);
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}
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break;
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default:
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{
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std::ostringstream oss;
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oss << "cast: datatype of " << execplan::colDataTypeToString(operationColType.colDataType);
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throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
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}
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}
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}
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//
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// Func_cast_date
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//
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int64_t Func_cast_date::getIntVal(Row& row, FunctionParm& parm, bool& isNull,
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CalpontSystemCatalog::ColType& operationColType)
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{
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if (operationColType.colDataType == execplan::CalpontSystemCatalog::DATE)
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return Func_cast_date::getDateIntVal(row, parm, isNull, operationColType);
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return Func_cast_date::getDatetimeIntVal(row, parm, isNull, operationColType);
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}
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string Func_cast_date::getStrVal(Row& row, FunctionParm& parm, bool& isNull,
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CalpontSystemCatalog::ColType& operationColType)
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{
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int64_t value;
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if (operationColType.colDataType == execplan::CalpontSystemCatalog::DATE)
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{
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value = Func_cast_date::getDateIntVal(row, parm, isNull, operationColType);
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char buf[30] = {'\0'};
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dataconvert::DataConvert::dateToString(value, buf, sizeof(buf));
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return string(buf);
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}
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value = Func_cast_date::getDatetimeIntVal(row, parm, isNull, operationColType);
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char buf[30] = {'\0'};
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dataconvert::DataConvert::datetimeToString(value, buf, sizeof(buf));
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return string(buf);
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}
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IDB_Decimal Func_cast_date::getDecimalVal(Row& row, FunctionParm& parm, bool& isNull,
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CalpontSystemCatalog::ColType& operationColType)
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{
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IDB_Decimal decimal;
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if (parm[0]->data()->resultType().isWideDecimalType())
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decimal.s128Value = Func_cast_date::getDatetimeIntVal(row, parm, isNull, operationColType);
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else
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decimal.value = Func_cast_date::getDatetimeIntVal(row, parm, isNull, operationColType);
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return decimal;
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}
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double Func_cast_date::getDoubleVal(Row& row, FunctionParm& parm, bool& isNull,
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CalpontSystemCatalog::ColType& operationColType)
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{
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return (double)Func_cast_date::getDatetimeIntVal(row, parm, isNull, operationColType);
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}
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long double Func_cast_date::getLongDoubleVal(Row& row, FunctionParm& parm, bool& isNull,
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CalpontSystemCatalog::ColType& operationColType)
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{
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return (long double)Func_cast_date::getDatetimeIntVal(row, parm, isNull, operationColType);
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}
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int32_t Func_cast_date::getDateIntVal(rowgroup::Row& row, FunctionParm& parm, bool& isNull,
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execplan::CalpontSystemCatalog::ColType& op_ct)
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{
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int64_t val;
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switch (parm[0]->data()->resultType().colDataType)
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{
|
|
case execplan::CalpontSystemCatalog::BIGINT:
|
|
case execplan::CalpontSystemCatalog::INT:
|
|
case execplan::CalpontSystemCatalog::MEDINT:
|
|
case execplan::CalpontSystemCatalog::TINYINT:
|
|
case execplan::CalpontSystemCatalog::SMALLINT:
|
|
case execplan::CalpontSystemCatalog::UBIGINT:
|
|
case execplan::CalpontSystemCatalog::UINT:
|
|
case execplan::CalpontSystemCatalog::UMEDINT:
|
|
case execplan::CalpontSystemCatalog::UTINYINT:
|
|
case execplan::CalpontSystemCatalog::USMALLINT:
|
|
{
|
|
val = dataconvert::DataConvert::intToDate(parm[0]->data()->getIntVal(row, isNull));
|
|
|
|
if (val == -1)
|
|
isNull = true;
|
|
else
|
|
return val;
|
|
|
|
break;
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DECIMAL:
|
|
case execplan::CalpontSystemCatalog::UDECIMAL:
|
|
{
|
|
val = dataconvert::DataConvert::intToDate(parm[0]->data()->getIntVal(row, isNull));
|
|
|
|
if (val == -1)
|
|
isNull = true;
|
|
else
|
|
return val;
|
|
|
|
break;
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::VARCHAR:
|
|
case execplan::CalpontSystemCatalog::CHAR:
|
|
case execplan::CalpontSystemCatalog::TEXT:
|
|
{
|
|
val = dataconvert::DataConvert::stringToDate(parm[0]->data()->getStrVal(row, isNull).safeString(""));
|
|
|
|
if (val == -1)
|
|
isNull = true;
|
|
else
|
|
return val;
|
|
|
|
break;
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DATE:
|
|
case execplan::CalpontSystemCatalog::DATETIME:
|
|
{
|
|
return parm[0]->data()->getDateIntVal(row, isNull);
|
|
}
|
|
case execplan::CalpontSystemCatalog::TIMESTAMP:
|
|
{
|
|
int64_t val1 = parm[0]->data()->getTimestampIntVal(row, isNull);
|
|
string value = dataconvert::DataConvert::timestampToString(val1, op_ct.getTimeZone());
|
|
value = value.substr(0, 10);
|
|
return dataconvert::DataConvert::stringToDate(value);
|
|
}
|
|
case execplan::CalpontSystemCatalog::TIME:
|
|
{
|
|
int64_t val1;
|
|
string value = "";
|
|
DateTime aDateTime = static_cast<DateTime>(nowDatetime());
|
|
Time aTime = parm[0]->data()->getTimeIntVal(row, isNull);
|
|
aTime.day = 0;
|
|
if ((aTime.hour < 0) || (aTime.is_neg))
|
|
{
|
|
aTime.hour = -abs(aTime.hour);
|
|
aTime.minute = -abs(aTime.minute);
|
|
aTime.second = -abs(aTime.second);
|
|
aTime.msecond = -abs(aTime.msecond);
|
|
}
|
|
|
|
aDateTime.hour = 0;
|
|
aDateTime.minute = 0;
|
|
aDateTime.second = 0;
|
|
aDateTime.msecond = 0;
|
|
val1 = addTime(aDateTime, aTime);
|
|
value = dataconvert::DataConvert::datetimeToString(val1);
|
|
value = value.substr(0, 10);
|
|
return dataconvert::DataConvert::stringToDate(value);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
{
|
|
isNull = true;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int64_t Func_cast_date::getDatetimeIntVal(rowgroup::Row& row, FunctionParm& parm, bool& isNull,
|
|
execplan::CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
int64_t val;
|
|
|
|
switch (parm[0]->data()->resultType().colDataType)
|
|
{
|
|
case execplan::CalpontSystemCatalog::BIGINT:
|
|
case execplan::CalpontSystemCatalog::INT:
|
|
case execplan::CalpontSystemCatalog::MEDINT:
|
|
case execplan::CalpontSystemCatalog::TINYINT:
|
|
case execplan::CalpontSystemCatalog::SMALLINT:
|
|
case execplan::CalpontSystemCatalog::UBIGINT:
|
|
case execplan::CalpontSystemCatalog::UINT:
|
|
case execplan::CalpontSystemCatalog::UMEDINT:
|
|
case execplan::CalpontSystemCatalog::UTINYINT:
|
|
case execplan::CalpontSystemCatalog::USMALLINT:
|
|
{
|
|
val = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull));
|
|
|
|
if (val == -1)
|
|
isNull = true;
|
|
else
|
|
return val;
|
|
|
|
break;
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DECIMAL:
|
|
case execplan::CalpontSystemCatalog::UDECIMAL:
|
|
{
|
|
if (parm[0]->data()->resultType().scale != 0)
|
|
{
|
|
isNull = true;
|
|
break;
|
|
}
|
|
else
|
|
{
|
|
val = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull));
|
|
|
|
if (val == -1)
|
|
isNull = true;
|
|
else
|
|
return val;
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::VARCHAR:
|
|
case execplan::CalpontSystemCatalog::CHAR:
|
|
case execplan::CalpontSystemCatalog::TEXT:
|
|
{
|
|
val = dataconvert::DataConvert::stringToDatetime(parm[0]->data()->getStrVal(row, isNull).safeString(""));
|
|
|
|
if (val == -1)
|
|
isNull = true;
|
|
else
|
|
return val;
|
|
|
|
break;
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DATE:
|
|
{
|
|
return parm[0]->data()->getDatetimeIntVal(row, isNull);
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DATETIME:
|
|
{
|
|
// @bug 4703 eliminated unnecessary conversion from datetime to string and back
|
|
// need to zero out the time portions since we are casting to date
|
|
DateTime val1(parm[0]->data()->getDatetimeIntVal(row, isNull));
|
|
val1.hour = 0;
|
|
val1.minute = 0;
|
|
val1.second = 0;
|
|
val1.msecond = 0;
|
|
return *(reinterpret_cast<uint64_t*>(&val1));
|
|
}
|
|
case execplan::CalpontSystemCatalog::TIMESTAMP:
|
|
{
|
|
TimeStamp timestamp(parm[0]->data()->getTimestampIntVal(row, isNull));
|
|
int64_t seconds = timestamp.second;
|
|
MySQLTime m_time;
|
|
gmtSecToMySQLTime(seconds, m_time, operationColType.getTimeZone());
|
|
DateTime dt;
|
|
dt.year = m_time.year;
|
|
dt.month = m_time.month;
|
|
dt.day = m_time.day;
|
|
dt.hour = 0;
|
|
dt.minute = 0;
|
|
dt.second = 0;
|
|
dt.msecond = 0;
|
|
return *(reinterpret_cast<uint64_t*>(&dt));
|
|
}
|
|
case CalpontSystemCatalog::TIME:
|
|
{
|
|
DateTime aDateTime = static_cast<DateTime>(nowDatetime());
|
|
Time aTime = parm[0]->data()->getTimeIntVal(row, isNull);
|
|
aTime.day = 0;
|
|
if ((aTime.hour < 0) || (aTime.is_neg))
|
|
{
|
|
aTime.hour = -abs(aTime.hour);
|
|
aTime.minute = -abs(aTime.minute);
|
|
aTime.second = -abs(aTime.second);
|
|
aTime.msecond = -abs(aTime.msecond);
|
|
}
|
|
|
|
aDateTime.hour = 0;
|
|
aDateTime.minute = 0;
|
|
aDateTime.second = 0;
|
|
aDateTime.msecond = 0;
|
|
val = addTime(aDateTime, aTime);
|
|
return val;
|
|
}
|
|
|
|
default:
|
|
{
|
|
isNull = true;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
//
|
|
// Func_cast_datetime
|
|
//
|
|
|
|
int64_t Func_cast_datetime::getIntVal(Row& row, FunctionParm& parm, bool& isNull,
|
|
CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
return Func_cast_datetime::getDatetimeIntVal(row, parm, isNull, operationColType);
|
|
}
|
|
|
|
string Func_cast_datetime::getStrVal(Row& row, FunctionParm& parm, bool& isNull,
|
|
CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
int64_t value = Func_cast_datetime::getDatetimeIntVal(row, parm, isNull, operationColType);
|
|
|
|
char buf[30] = {'\0'};
|
|
dataconvert::DataConvert::datetimeToString(value, buf, sizeof(buf));
|
|
return string(buf);
|
|
}
|
|
|
|
IDB_Decimal Func_cast_datetime::getDecimalVal(Row& row, FunctionParm& parm, bool& isNull,
|
|
CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
IDB_Decimal decimal;
|
|
|
|
if (parm[0]->data()->resultType().isWideDecimalType())
|
|
decimal.s128Value = Func_cast_datetime::getDatetimeIntVal(row, parm, isNull, operationColType);
|
|
else
|
|
decimal.value = Func_cast_datetime::getDatetimeIntVal(row, parm, isNull, operationColType);
|
|
|
|
return decimal;
|
|
}
|
|
|
|
double Func_cast_datetime::getDoubleVal(Row& row, FunctionParm& parm, bool& isNull,
|
|
CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
return (double)Func_cast_datetime::getDatetimeIntVal(row, parm, isNull, operationColType);
|
|
}
|
|
|
|
long double Func_cast_datetime::getLongDoubleVal(Row& row, FunctionParm& parm, bool& isNull,
|
|
CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
return (long double)Func_cast_datetime::getDatetimeIntVal(row, parm, isNull, operationColType);
|
|
}
|
|
|
|
int64_t Func_cast_datetime::getDatetimeIntVal(rowgroup::Row& row, FunctionParm& parm, bool& isNull,
|
|
execplan::CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
int64_t val;
|
|
|
|
switch (parm[0]->data()->resultType().colDataType)
|
|
{
|
|
case execplan::CalpontSystemCatalog::BIGINT:
|
|
case execplan::CalpontSystemCatalog::INT:
|
|
case execplan::CalpontSystemCatalog::MEDINT:
|
|
case execplan::CalpontSystemCatalog::TINYINT:
|
|
case execplan::CalpontSystemCatalog::SMALLINT:
|
|
case execplan::CalpontSystemCatalog::UBIGINT:
|
|
case execplan::CalpontSystemCatalog::UINT:
|
|
case execplan::CalpontSystemCatalog::UMEDINT:
|
|
case execplan::CalpontSystemCatalog::UTINYINT:
|
|
case execplan::CalpontSystemCatalog::USMALLINT:
|
|
{
|
|
val = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull));
|
|
|
|
if (val == -1)
|
|
isNull = true;
|
|
else
|
|
return val;
|
|
|
|
break;
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DECIMAL:
|
|
case execplan::CalpontSystemCatalog::UDECIMAL:
|
|
{
|
|
val = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull));
|
|
|
|
if (val == -1)
|
|
isNull = true;
|
|
else
|
|
return val;
|
|
|
|
break;
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::VARCHAR:
|
|
case execplan::CalpontSystemCatalog::CHAR:
|
|
case execplan::CalpontSystemCatalog::TEXT:
|
|
{
|
|
val = dataconvert::DataConvert::stringToDatetime(parm[0]->data()->getStrVal(row, isNull).safeString(""));
|
|
|
|
if (val == -1)
|
|
isNull = true;
|
|
else
|
|
return val;
|
|
|
|
break;
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DATE:
|
|
{
|
|
return parm[0]->data()->getDatetimeIntVal(row, isNull);
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DATETIME:
|
|
{
|
|
return parm[0]->data()->getDatetimeIntVal(row, isNull);
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::TIMESTAMP:
|
|
{
|
|
TimeStamp timestamp(parm[0]->data()->getTimestampIntVal(row, isNull));
|
|
int64_t seconds = timestamp.second;
|
|
MySQLTime m_time;
|
|
gmtSecToMySQLTime(seconds, m_time, operationColType.getTimeZone());
|
|
DateTime dt;
|
|
dt.year = m_time.year;
|
|
dt.month = m_time.month;
|
|
dt.day = m_time.day;
|
|
dt.hour = m_time.hour;
|
|
dt.minute = m_time.minute;
|
|
dt.second = m_time.second;
|
|
dt.msecond = timestamp.msecond;
|
|
return *(reinterpret_cast<int64_t*>(&dt));
|
|
}
|
|
|
|
case CalpontSystemCatalog::TIME:
|
|
{
|
|
DateTime aDateTime = static_cast<DateTime>(nowDatetime());
|
|
Time aTime = parm[0]->data()->getTimeIntVal(row, isNull);
|
|
aDateTime.hour = 0;
|
|
aDateTime.minute = 0;
|
|
aDateTime.second = 0;
|
|
aDateTime.msecond = 0;
|
|
if ((aTime.hour < 0) || (aTime.is_neg))
|
|
{
|
|
aTime.hour = -abs(aTime.hour);
|
|
aTime.minute = -abs(aTime.minute);
|
|
aTime.second = -abs(aTime.second);
|
|
aTime.msecond = -abs(aTime.msecond);
|
|
}
|
|
aTime.day = 0;
|
|
return addTime(aDateTime, aTime);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
{
|
|
isNull = true;
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
int64_t Func_cast_datetime::getTimeIntVal(rowgroup::Row& row, FunctionParm& parm, bool& isNull,
|
|
execplan::CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
int64_t val;
|
|
|
|
switch (parm[0]->data()->resultType().colDataType)
|
|
{
|
|
case execplan::CalpontSystemCatalog::BIGINT:
|
|
case execplan::CalpontSystemCatalog::INT:
|
|
case execplan::CalpontSystemCatalog::MEDINT:
|
|
case execplan::CalpontSystemCatalog::TINYINT:
|
|
case execplan::CalpontSystemCatalog::SMALLINT:
|
|
case execplan::CalpontSystemCatalog::UBIGINT:
|
|
case execplan::CalpontSystemCatalog::UINT:
|
|
case execplan::CalpontSystemCatalog::UMEDINT:
|
|
case execplan::CalpontSystemCatalog::UTINYINT:
|
|
case execplan::CalpontSystemCatalog::USMALLINT:
|
|
{
|
|
val = dataconvert::DataConvert::intToTime(parm[0]->data()->getIntVal(row, isNull));
|
|
|
|
if (val == -1)
|
|
isNull = true;
|
|
else
|
|
return val;
|
|
|
|
break;
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DECIMAL:
|
|
case execplan::CalpontSystemCatalog::UDECIMAL:
|
|
{
|
|
val = dataconvert::DataConvert::intToTime(parm[0]->data()->getIntVal(row, isNull));
|
|
|
|
if (val == -1)
|
|
isNull = true;
|
|
else
|
|
return val;
|
|
|
|
break;
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::VARCHAR:
|
|
case execplan::CalpontSystemCatalog::CHAR:
|
|
case execplan::CalpontSystemCatalog::TEXT:
|
|
{
|
|
val = dataconvert::DataConvert::stringToTime(parm[0]->data()->getStrVal(row, isNull).safeString(""));
|
|
|
|
if (val == -1)
|
|
isNull = true;
|
|
else
|
|
return val;
|
|
|
|
break;
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DATE:
|
|
{
|
|
return parm[0]->data()->getTimeIntVal(row, isNull);
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DATETIME:
|
|
{
|
|
return parm[0]->data()->getTimeIntVal(row, isNull);
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::TIMESTAMP:
|
|
{
|
|
TimeStamp timestamp(parm[0]->data()->getTimestampIntVal(row, isNull));
|
|
int64_t seconds = timestamp.second;
|
|
MySQLTime m_time;
|
|
gmtSecToMySQLTime(seconds, m_time, operationColType.getTimeZone());
|
|
Time time;
|
|
time.hour = m_time.hour;
|
|
time.minute = m_time.minute;
|
|
time.second = m_time.second;
|
|
time.is_neg = 0;
|
|
time.day = 0;
|
|
time.msecond = 0;
|
|
return *(reinterpret_cast<int64_t*>(&time));
|
|
}
|
|
|
|
default:
|
|
{
|
|
isNull = true;
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
//
|
|
// Func_cast_decimal
|
|
//
|
|
|
|
int64_t Func_cast_decimal::getIntVal(Row& row, FunctionParm& parm, bool& isNull,
|
|
CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
IDB_Decimal decimal = Func_cast_decimal::getDecimalVal(row, parm, isNull, operationColType);
|
|
return decimal.toSInt64Round();
|
|
}
|
|
|
|
string Func_cast_decimal::getStrVal(Row& row, FunctionParm& parm, bool& isNull,
|
|
CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
IDB_Decimal decimal = Func_cast_decimal::getDecimalVal(row, parm, isNull, operationColType);
|
|
if (operationColType.isWideDecimalType())
|
|
return decimal.toString(true);
|
|
else
|
|
return decimal.toString();
|
|
}
|
|
|
|
IDB_Decimal Func_cast_decimal::getDecimalVal(Row& row, FunctionParm& parm, bool& isNull,
|
|
CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
IDB_Decimal decimal;
|
|
|
|
int32_t decimals = parm[1]->data()->getIntVal(row, isNull);
|
|
int64_t max_length = parm[2]->data()->getIntVal(row, isNull);
|
|
|
|
assert(max_length == rowgroup::MagicPrecisionForCountAgg ||
|
|
(max_length <= datatypes::INT128MAXPRECISION || max_length >= 0));
|
|
|
|
if (max_length > datatypes::INT128MAXPRECISION || max_length <= 0)
|
|
max_length = datatypes::INT128MAXPRECISION;
|
|
|
|
decimal.precision = max_length;
|
|
|
|
switch (parm[0]->data()->resultType().colDataType)
|
|
{
|
|
case execplan::CalpontSystemCatalog::BIGINT:
|
|
case execplan::CalpontSystemCatalog::INT:
|
|
case execplan::CalpontSystemCatalog::MEDINT:
|
|
case execplan::CalpontSystemCatalog::TINYINT:
|
|
case execplan::CalpontSystemCatalog::SMALLINT:
|
|
{
|
|
if (decimal.isTSInt128ByPrecision())
|
|
{
|
|
int128_t max_number_decimal = datatypes::ConversionRangeMaxValue[max_length - 19];
|
|
decimal.s128Value = parm[0]->data()->getIntVal(row, isNull);
|
|
decimal.scale = 0;
|
|
int128_t scaleDivisor;
|
|
datatypes::getScaleDivisor(scaleDivisor, decimals);
|
|
int128_t value = decimal.s128Value * scaleDivisor;
|
|
|
|
if (value > max_number_decimal)
|
|
{
|
|
decimal.s128Value = max_number_decimal;
|
|
decimal.scale = decimals;
|
|
}
|
|
else if (value < -max_number_decimal)
|
|
{
|
|
decimal.s128Value = -max_number_decimal;
|
|
decimal.scale = decimals;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
int64_t max_number_decimal = helpers::maxNumber_c[max_length];
|
|
decimal.value = parm[0]->data()->getIntVal(row, isNull);
|
|
decimal.scale = 0;
|
|
int64_t value = decimal.value * helpers::powerOf10_c[decimals];
|
|
|
|
if (value > max_number_decimal)
|
|
{
|
|
decimal.value = max_number_decimal;
|
|
decimal.scale = decimals;
|
|
}
|
|
else if (value < -max_number_decimal)
|
|
{
|
|
decimal.value = -max_number_decimal;
|
|
decimal.scale = decimals;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::UBIGINT:
|
|
case execplan::CalpontSystemCatalog::UINT:
|
|
case execplan::CalpontSystemCatalog::UMEDINT:
|
|
case execplan::CalpontSystemCatalog::UTINYINT:
|
|
case execplan::CalpontSystemCatalog::USMALLINT:
|
|
{
|
|
if (decimal.isTSInt128ByPrecision())
|
|
{
|
|
int128_t max_number_decimal = datatypes::ConversionRangeMaxValue[max_length - 19];
|
|
uint128_t uval = parm[0]->data()->getUintVal(row, isNull);
|
|
|
|
if (uval > (uint128_t)datatypes::Decimal::maxInt128)
|
|
{
|
|
uval = datatypes::Decimal::maxInt128;
|
|
}
|
|
|
|
decimal.s128Value = uval;
|
|
decimal.scale = 0;
|
|
int128_t scaleDivisor;
|
|
datatypes::getScaleDivisor(scaleDivisor, decimals);
|
|
int128_t value = decimal.s128Value * scaleDivisor;
|
|
|
|
if (value > max_number_decimal)
|
|
{
|
|
decimal.s128Value = max_number_decimal;
|
|
decimal.scale = decimals;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
int64_t max_number_decimal = helpers::maxNumber_c[max_length];
|
|
|
|
uint64_t uval = parm[0]->data()->getUintVal(row, isNull);
|
|
|
|
if (uval > (uint64_t)numeric_limits<int64_t>::max())
|
|
{
|
|
uval = numeric_limits<int64_t>::max();
|
|
}
|
|
|
|
decimal.value = uval;
|
|
decimal.scale = 0;
|
|
int64_t value = decimal.value * helpers::powerOf10_c[decimals];
|
|
|
|
if (value > max_number_decimal)
|
|
{
|
|
decimal.value = max_number_decimal;
|
|
decimal.scale = decimals;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::DOUBLE:
|
|
case execplan::CalpontSystemCatalog::UDOUBLE:
|
|
case execplan::CalpontSystemCatalog::FLOAT:
|
|
case execplan::CalpontSystemCatalog::UFLOAT:
|
|
{
|
|
if (decimal.isTSInt128ByPrecision())
|
|
{
|
|
int128_t max_number_decimal = datatypes::ConversionRangeMaxValue[max_length - 19];
|
|
float128_t value = parm[0]->data()->getDoubleVal(row, isNull);
|
|
|
|
int128_t scaleDivisor;
|
|
datatypes::getScaleDivisor(scaleDivisor, decimals);
|
|
|
|
if (value > 0)
|
|
decimal.s128Value = (int128_t)(value * scaleDivisor + 0.5);
|
|
else if (value < 0)
|
|
decimal.s128Value = (int128_t)(value * scaleDivisor - 0.5);
|
|
else
|
|
decimal.s128Value = 0;
|
|
|
|
decimal.scale = decimals;
|
|
|
|
if (value > max_number_decimal)
|
|
decimal.s128Value = max_number_decimal;
|
|
else if (value < -max_number_decimal)
|
|
decimal.s128Value = -max_number_decimal;
|
|
}
|
|
else
|
|
{
|
|
int64_t max_number_decimal = helpers::maxNumber_c[max_length];
|
|
|
|
double value = parm[0]->data()->getDoubleVal(row, isNull);
|
|
|
|
if (value > 0)
|
|
decimal.value = (int64_t)(value * helpers::powerOf10_c[decimals] + 0.5);
|
|
else if (value < 0)
|
|
decimal.value = (int64_t)(value * helpers::powerOf10_c[decimals] - 0.5);
|
|
else
|
|
decimal.value = 0;
|
|
|
|
decimal.scale = decimals;
|
|
|
|
if (value > max_number_decimal)
|
|
decimal.value = max_number_decimal;
|
|
else if (value < -max_number_decimal)
|
|
decimal.value = -max_number_decimal;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::LONGDOUBLE:
|
|
{
|
|
if (decimal.isTSInt128ByPrecision())
|
|
{
|
|
int128_t max_number_decimal = datatypes::ConversionRangeMaxValue[max_length - 19];
|
|
float128_t value = parm[0]->data()->getLongDoubleVal(row, isNull);
|
|
|
|
int128_t scaleDivisor;
|
|
datatypes::getScaleDivisor(scaleDivisor, decimals);
|
|
|
|
if (value > 0)
|
|
decimal.s128Value = (int128_t)(value * scaleDivisor + 0.5);
|
|
else if (value < 0)
|
|
decimal.s128Value = (int128_t)(value * scaleDivisor - 0.5);
|
|
else
|
|
decimal.s128Value = 0;
|
|
|
|
decimal.scale = decimals;
|
|
|
|
if (value > max_number_decimal)
|
|
decimal.s128Value = max_number_decimal;
|
|
else if (value < -max_number_decimal)
|
|
decimal.s128Value = -max_number_decimal;
|
|
}
|
|
else
|
|
{
|
|
int64_t max_number_decimal = helpers::maxNumber_c[max_length];
|
|
|
|
long double value = parm[0]->data()->getLongDoubleVal(row, isNull);
|
|
|
|
if (value > 0)
|
|
decimal.value = (int64_t)(value * helpers::powerOf10_c[decimals] + 0.5);
|
|
else if (value < 0)
|
|
decimal.value = (int64_t)(value * helpers::powerOf10_c[decimals] - 0.5);
|
|
else
|
|
decimal.value = 0;
|
|
|
|
decimal.scale = decimals;
|
|
|
|
if (value > max_number_decimal)
|
|
decimal.value = max_number_decimal;
|
|
else if (value < -max_number_decimal)
|
|
decimal.value = -max_number_decimal;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::DECIMAL:
|
|
case execplan::CalpontSystemCatalog::UDECIMAL:
|
|
{
|
|
if (decimal.isTSInt128ByPrecision())
|
|
{
|
|
int128_t max_number_decimal = datatypes::ConversionRangeMaxValue[max_length - 19];
|
|
decimal = parm[0]->data()->getDecimalVal(row, isNull);
|
|
|
|
int128_t scaleDivisor;
|
|
datatypes::getScaleDivisor(scaleDivisor, abs(decimals - decimal.scale));
|
|
|
|
if (!decimal.isTSInt128ByPrecision())
|
|
decimal.s128Value = decimal.value;
|
|
|
|
decimal.precision = max_length;
|
|
|
|
if (scaleDivisor > 1)
|
|
{
|
|
if (decimals > decimal.scale)
|
|
decimal.s128Value *= scaleDivisor;
|
|
else
|
|
decimal.s128Value =
|
|
(int128_t)(decimal.s128Value > 0 ? (float128_t)decimal.s128Value / scaleDivisor + 0.5
|
|
: (float128_t)decimal.s128Value / scaleDivisor - 0.5);
|
|
}
|
|
|
|
decimal.scale = decimals;
|
|
|
|
if (decimal.s128Value > max_number_decimal)
|
|
decimal.s128Value = max_number_decimal;
|
|
else if (decimal.s128Value < -max_number_decimal)
|
|
decimal.s128Value = -max_number_decimal;
|
|
}
|
|
else
|
|
{
|
|
int64_t max_number_decimal = helpers::maxNumber_c[max_length];
|
|
|
|
decimal = parm[0]->data()->getDecimalVal(row, isNull);
|
|
|
|
if (decimal.isTSInt128ByPrecision())
|
|
{
|
|
if (decimal.s128Value > (int128_t)max_number_decimal)
|
|
decimal.value = max_number_decimal;
|
|
else if (decimal.s128Value < (int128_t)-max_number_decimal)
|
|
decimal.value = -max_number_decimal;
|
|
else
|
|
decimal.value = decimal.s128Value;
|
|
}
|
|
|
|
decimal.precision = max_length;
|
|
|
|
if (decimals > decimal.scale)
|
|
decimal.value *= helpers::powerOf10_c[decimals - decimal.scale];
|
|
else
|
|
decimal.value =
|
|
(int64_t)(decimal.value > 0
|
|
? (double)decimal.value / helpers::powerOf10_c[decimal.scale - decimals] + 0.5
|
|
: (double)decimal.value / helpers::powerOf10_c[decimal.scale - decimals] - 0.5);
|
|
|
|
decimal.scale = decimals;
|
|
|
|
if (decimal.value > max_number_decimal)
|
|
decimal.value = max_number_decimal;
|
|
else if (decimal.value < -max_number_decimal)
|
|
decimal.value = -max_number_decimal;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::VARCHAR:
|
|
case execplan::CalpontSystemCatalog::CHAR:
|
|
case execplan::CalpontSystemCatalog::TEXT:
|
|
{
|
|
const utils::NullString& strValue = parm[0]->data()->getStrVal(row, isNull);
|
|
if (strValue.isNull())
|
|
{
|
|
isNull = true;
|
|
return IDB_Decimal(); // need a null value for IDB_Decimal??
|
|
}
|
|
datatypes::DataCondition convError;
|
|
return IDB_Decimal(strValue.str(), strValue.length(), convError, decimals, max_length);
|
|
}
|
|
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::DATE:
|
|
{
|
|
int32_t s = 0;
|
|
|
|
string value = dataconvert::DataConvert::dateToString1(parm[0]->data()->getDateIntVal(row, isNull));
|
|
int32_t x = atol(value.c_str());
|
|
|
|
if (!isNull)
|
|
{
|
|
if (decimal.isTSInt128ByPrecision())
|
|
decimal.s128Value = x;
|
|
else
|
|
decimal.value = x;
|
|
|
|
decimal.scale = s;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::DATETIME:
|
|
{
|
|
int32_t s = 0;
|
|
|
|
string value =
|
|
dataconvert::DataConvert::datetimeToString1(parm[0]->data()->getDatetimeIntVal(row, isNull));
|
|
|
|
// strip off micro seconds
|
|
string date = value.substr(0, 14);
|
|
|
|
int64_t x = atoll(date.c_str());
|
|
|
|
if (!isNull)
|
|
{
|
|
if (decimal.isTSInt128ByPrecision())
|
|
decimal.s128Value = x;
|
|
else
|
|
decimal.value = x;
|
|
|
|
decimal.scale = s;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::TIMESTAMP:
|
|
{
|
|
int32_t s = 0;
|
|
|
|
string value = dataconvert::DataConvert::timestampToString1(
|
|
parm[0]->data()->getTimestampIntVal(row, isNull), operationColType.getTimeZone());
|
|
|
|
// strip off micro seconds
|
|
string date = value.substr(0, 14);
|
|
|
|
int64_t x = atoll(date.c_str());
|
|
|
|
if (!isNull)
|
|
{
|
|
if (max_length > decimal.isTSInt128ByPrecision())
|
|
decimal.s128Value = x;
|
|
else
|
|
decimal.value = x;
|
|
|
|
decimal.scale = s;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::TIME:
|
|
{
|
|
int32_t s = 0;
|
|
|
|
string value = dataconvert::DataConvert::timeToString1(parm[0]->data()->getTimeIntVal(row, isNull));
|
|
|
|
// strip off micro seconds
|
|
string date = value.substr(0, 14);
|
|
|
|
int64_t x = atoll(date.c_str());
|
|
|
|
if (!isNull)
|
|
{
|
|
if (decimal.isTSInt128ByPrecision())
|
|
decimal.s128Value = x;
|
|
else
|
|
decimal.value = x;
|
|
|
|
decimal.scale = s;
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
{
|
|
std::ostringstream oss;
|
|
oss << "cast: datatype of " << execplan::colDataTypeToString(operationColType.colDataType);
|
|
throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
|
|
}
|
|
}
|
|
|
|
return decimal;
|
|
}
|
|
|
|
double Func_cast_decimal::getDoubleVal(Row& row, FunctionParm& parm, bool& isNull,
|
|
CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
IDB_Decimal decimal = Func_cast_decimal::getDecimalVal(row, parm, isNull, operationColType);
|
|
|
|
// TODO MCOL-641 This could deliver wrong result b/c wide DECIMAL might have
|
|
// p <= INT64MAXPRECISION || p > INT128MAXPRECISION
|
|
if (decimal.isTSInt128ByPrecision())
|
|
{
|
|
return static_cast<double>(decimal);
|
|
}
|
|
|
|
return decimal.decimal64ToXFloat<double>();
|
|
}
|
|
|
|
//
|
|
// Func_cast_double
|
|
//
|
|
|
|
int64_t Func_cast_double::getIntVal(Row& row, FunctionParm& parm, bool& isNull,
|
|
CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
double dblval = Func_cast_double::getDoubleVal(row, parm, isNull, operationColType);
|
|
|
|
return (int64_t)dblval;
|
|
}
|
|
|
|
string Func_cast_double::getStrVal(Row& row, FunctionParm& parm, bool& isNull,
|
|
CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
double dblval = Func_cast_double::getDoubleVal(row, parm, isNull, operationColType);
|
|
|
|
std::string value = helpers::doubleToString(dblval);
|
|
|
|
return value;
|
|
}
|
|
|
|
double Func_cast_double::getDoubleVal(Row& row, FunctionParm& parm, bool& isNull,
|
|
CalpontSystemCatalog::ColType& operationColType)
|
|
{
|
|
double dblval;
|
|
|
|
// TODO: Here onwards
|
|
switch (parm[0]->data()->resultType().colDataType)
|
|
{
|
|
case execplan::CalpontSystemCatalog::BIGINT:
|
|
case execplan::CalpontSystemCatalog::INT:
|
|
case execplan::CalpontSystemCatalog::MEDINT:
|
|
case execplan::CalpontSystemCatalog::TINYINT:
|
|
case execplan::CalpontSystemCatalog::SMALLINT:
|
|
case execplan::CalpontSystemCatalog::DATE:
|
|
case execplan::CalpontSystemCatalog::DATETIME:
|
|
{
|
|
int64_t intval = parm[0]->data()->getIntVal(row, isNull);
|
|
dblval = (double)intval;
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::TIMESTAMP:
|
|
{
|
|
string str = DataConvert::timestampToString1(parm[0]->data()->getTimestampIntVal(row, isNull),
|
|
operationColType.getTimeZone());
|
|
|
|
// strip off micro seconds
|
|
str = str.substr(0, 14);
|
|
|
|
dblval = atof(str.c_str());
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::UBIGINT:
|
|
case execplan::CalpontSystemCatalog::UINT:
|
|
case execplan::CalpontSystemCatalog::UMEDINT:
|
|
case execplan::CalpontSystemCatalog::UTINYINT:
|
|
case execplan::CalpontSystemCatalog::USMALLINT:
|
|
{
|
|
uint64_t uintval = parm[0]->data()->getUintVal(row, isNull);
|
|
dblval = (double)uintval;
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::DOUBLE:
|
|
case execplan::CalpontSystemCatalog::UDOUBLE:
|
|
case execplan::CalpontSystemCatalog::FLOAT:
|
|
case execplan::CalpontSystemCatalog::UFLOAT:
|
|
{
|
|
dblval = parm[0]->data()->getDoubleVal(row, isNull);
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::LONGDOUBLE:
|
|
{
|
|
dblval = static_cast<double>(parm[0]->data()->getLongDoubleVal(row, isNull));
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::DECIMAL:
|
|
case execplan::CalpontSystemCatalog::UDECIMAL:
|
|
{
|
|
IDB_Decimal decimal = parm[0]->data()->getDecimalVal(row, isNull);
|
|
|
|
if (parm[0]->data()->resultType().colWidth == datatypes::MAXDECIMALWIDTH)
|
|
{
|
|
dblval = static_cast<double>(decimal);
|
|
}
|
|
else
|
|
{
|
|
dblval = decimal.decimal64ToXFloat<double>();
|
|
}
|
|
}
|
|
break;
|
|
|
|
case execplan::CalpontSystemCatalog::VARCHAR:
|
|
case execplan::CalpontSystemCatalog::CHAR:
|
|
case execplan::CalpontSystemCatalog::TEXT:
|
|
{
|
|
const utils::NullString& strValue = parm[0]->data()->getStrVal(row, isNull);
|
|
|
|
dblval = strtod(strValue.str(), NULL);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
{
|
|
std::ostringstream oss;
|
|
oss << "cast: datatype of " << execplan::colDataTypeToString(operationColType.colDataType);
|
|
throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
|
|
}
|
|
}
|
|
|
|
return dblval;
|
|
}
|
|
|
|
} // namespace funcexp
|