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3b4da1999d
DOUBLE typecast was not supported and the failure detection caused a crash. This patch adds support for DOUBLE typecast and fixes the crash caused when a non-supported function is detected as part of an arithmatic.
396 lines
14 KiB
C++
396 lines
14 KiB
C++
/* Copyright (C) 2014 InfiniDB, Inc.
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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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/****************************************************************************
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* $Id: funcexp.cpp 3954 2013-07-08 16:30:15Z bpaul $
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*
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*
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****************************************************************************/
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#include <boost/thread/mutex.hpp>
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#include "funcexp.h"
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#include "functor_all.h"
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#include "functor_bool.h"
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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 "functor_export.h"
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#include "calpontsystemcatalog.h"
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using namespace execplan;
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#include "joblisttypes.h"
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using namespace joblist;
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#ifndef SKIP_UDF
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#include "../udfsdk/udfsdk.h"
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#endif
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namespace funcexp
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{
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namespace utf8
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{
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bool JPcodePoint = false; // extern-ed in utils_utf8.h
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}
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/* static */
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FuncExp* FuncExp::fInstance = 0;
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/* static */
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boost::mutex FuncExp::fInstanceMutex;
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FuncExp* FuncExp::instance()
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{
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boost::mutex::scoped_lock lk(fInstanceMutex);
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if (!fInstance)
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fInstance = new FuncExp();
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return fInstance;
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}
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FuncExp::FuncExp()
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{
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fFuncMap["<<"] = new Func_leftshift();
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fFuncMap[">>"] = new Func_rightshift();
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fFuncMap["|"] = new Func_bitor();
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fFuncMap["^"] = new Func_bitxor();
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fFuncMap["&"] = new Func_bitand();
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fFuncMap["abs"] = new Func_abs();
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fFuncMap["acos"] = new Func_acos();
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fFuncMap["add_time"] = new Func_add_time();
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fFuncMap["asin"] = new Func_asin();
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fFuncMap["ascii"] = new Func_ascii();
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fFuncMap["atan"] = new Func_atan();
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fFuncMap["atan2"] = new Func_atan();
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fFuncMap["between"] = new Func_between();
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fFuncMap["case_searched"] = new Func_searched_case();
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fFuncMap["case_simple"] = new Func_simple_case();
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fFuncMap["cast_as_signed"] = new Func_cast_signed(); //dlh
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fFuncMap["cast_as_unsigned"] = new Func_cast_unsigned(); //dch
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fFuncMap["cast_as_char"] = new Func_cast_char(); //dlh
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fFuncMap["cast_as_date"] = new Func_cast_date(); //dlh
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fFuncMap["cast_as_datetime"] = new Func_cast_datetime(); //dlh
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fFuncMap["decimal_typecast"] = new Func_cast_decimal(); //dlh
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fFuncMap["double_typecast"] = new Func_cast_double();
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fFuncMap["ceil"] = new Func_ceil(); //dlh
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fFuncMap["ceiling"] = new Func_ceil(); //dlh
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fFuncMap["char"] = new Func_char(); //dlh
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fFuncMap["char_length"] = new Func_char_length(); //dlh
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fFuncMap["character_length"] = new Func_char_length(); //dlh
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fFuncMap["coalesce"] = new Func_coalesce();
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fFuncMap["concat"] = new Func_concat();
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fFuncMap["concat_ws"] = new Func_concat_ws();
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fFuncMap["conv"] = new Func_conv();
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fFuncMap["cos"] = new Func_cos();
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fFuncMap["cot"] = new Func_cot();
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fFuncMap["convert"] = new Func_cast_char(); //dlh
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fFuncMap["crc32"] = new Func_crc32();
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fFuncMap["date_add_interval"] = new Func_date_add(); //dlh
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fFuncMap["date_format"] = new Func_date_format();
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fFuncMap["day"] = new Func_day(); //dlh
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fFuncMap["dayname"] = new Func_dayname();
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fFuncMap["dayofmonth"] = new Func_day(); //dlh
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fFuncMap["dayofweek"] = new Func_dayofweek(); //dlh
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fFuncMap["dayofyear"] = new Func_dayofyear(); //dlh
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fFuncMap["degrees"] = new Func_degrees();
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fFuncMap["DIV"] = new Func_div(); // MySQL use upper case for this function name
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fFuncMap["elt"] = new Func_elt();
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fFuncMap["exp"] = new Func_exp();
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fFuncMap["extract"] = new Func_extract(); //dlh
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fFuncMap["find_in_set"] = new Func_find_in_set();
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fFuncMap["floor"] = new Func_floor(); //dlh
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fFuncMap["format"] = new Func_format(); //dlh
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fFuncMap["from_days"] = new Func_from_days();
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fFuncMap["from_unixtime"] = new Func_from_unixtime();
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fFuncMap["get_format"] = new Func_get_format(); //dlh
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fFuncMap["greatest"] = new Func_greatest(); //dlh
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fFuncMap["hex"] = new Func_hex();
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fFuncMap["hour"] = new Func_hour(); //dlh
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fFuncMap["idbpartition"] = new Func_idbpartition(); // pseudo column
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fFuncMap["if"] = new Func_if();
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fFuncMap["ifnull"] = new Func_ifnull();
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fFuncMap["in"] = new Func_in();
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fFuncMap[" IN "] = new Func_in();
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fFuncMap["inet_aton"] = new Func_inet_aton();
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fFuncMap["inet_ntoa"] = new Func_inet_ntoa();
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fFuncMap["insert"] = new Func_insert();
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fFuncMap["instr"] = new Func_instr();
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fFuncMap["isnull"] = new Func_isnull(false);
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fFuncMap["isnotnull"] = new Func_isnull(true);
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fFuncMap["last_day"] = new Func_last_day();
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fFuncMap["lcase"] = new Func_lcase(); //dlh
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fFuncMap["least"] = new Func_least(); //dlh
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fFuncMap["left"] = new Func_left(); //dlh
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fFuncMap["length"] = new Func_length();
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fFuncMap["ln"] = new Func_log();
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fFuncMap["locate"] = new Func_instr();
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fFuncMap["log"] = new Func_log();
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fFuncMap["log2"] = new Func_log2();
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fFuncMap["log10"] = new Func_log10();
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fFuncMap["lower"] = new Func_lcase(); //dlh
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fFuncMap["lpad"] = new Func_lpad(); //dlh
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fFuncMap["ltrim"] = new Func_ltrim(); //dlh
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fFuncMap["makedate"] = new Func_makedate();
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fFuncMap["maketime"] = new Func_maketime();
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fFuncMap["microsecond"] = new Func_microsecond();
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fFuncMap["minute"] = new Func_minute(); //dlh
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fFuncMap["mod"] = new Func_mod(); //dlh
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fFuncMap["%"] = new Func_mod(); //dlh
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fFuncMap["md5"] = new Func_md5();
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fFuncMap["mid"] = new Func_substr();
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fFuncMap["month"] = new Func_month(); //dlh
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fFuncMap["monthname"] = new Func_monthname();
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fFuncMap["notin"] = new Func_notin();
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fFuncMap["not IN "] = new Func_notin();
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fFuncMap["notbetween"] = new Func_notbetween();
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fFuncMap["nullif"] = new Func_nullif();
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fFuncMap["period_add"] = new Func_period_add(); //dlh
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fFuncMap["period_diff"] = new Func_period_diff(); //dlh
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fFuncMap["position"] = new Func_instr(); //dlh
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fFuncMap["pow"] = new Func_pow();
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fFuncMap["power"] = new Func_pow();
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fFuncMap["quarter"] = new Func_quarter();
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fFuncMap["radians"] = new Func_radians(); //dlh
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fFuncMap["rand"] = new Func_rand();
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fFuncMap["regexp"] = new Func_regexp(); //dlh
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fFuncMap["repeat"] = new Func_repeat(); //dlh
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fFuncMap["replace"] = new Func_replace(); //dlh
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fFuncMap["reverse"] = new Func_reverse(); //dlh
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fFuncMap["right"] = new Func_right(); //dlh
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fFuncMap["round"] = new Func_round();
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fFuncMap["rpad"] = new Func_rpad(); //dlh
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fFuncMap["rtrim"] = new Func_rtrim(); //dlh
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fFuncMap["second"] = new Func_second(); //dlh
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fFuncMap["sec_to_time"] = new Func_sec_to_time();
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fFuncMap["sha"] = new Func_sha();
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fFuncMap["sha1"] = new Func_sha();
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fFuncMap["sign"] = new Func_sign();
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fFuncMap["sin"] = new Func_sin();
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fFuncMap["sqrt"] = new Func_sqrt();
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fFuncMap["str_to_date"] = new Func_str_to_date();
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fFuncMap["strcmp"] = new Func_strcmp();
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fFuncMap["substr"] = new Func_substr();
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fFuncMap["substring"] = new Func_substr(); //dlh
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fFuncMap["substring_index"] = new Func_substring_index(); //dlh
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fFuncMap["sysdate"] = new Func_sysdate(); //dlhFuncExp
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fFuncMap["cast_as_time"] = new Func_time(); //dlh
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fFuncMap["tan"] = new Func_tan();
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fFuncMap["timediff"] = new Func_timediff(); //dlh
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fFuncMap["timestampdiff"] = new Func_timestampdiff();
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fFuncMap["time_format"] = new Func_time_format(); //dlh
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fFuncMap["time_to_sec"] = new Func_time_to_sec(); //dlh
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fFuncMap["to_days"] = new Func_to_days(); //dlh
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fFuncMap["trim"] = new Func_trim(); //dlh
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fFuncMap["truncate"] = new Func_truncate(); //dlh
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fFuncMap["ucase"] = new Func_ucase(); //dlh
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//fFuncMap["unhex"] = new Func_unhex();
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fFuncMap["unix_timestamp"] = new Func_unix_timestamp();
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fFuncMap["upper"] = new Func_ucase(); //dlh
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fFuncMap["week"] = new Func_week(); //dlh
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fFuncMap["weekday"] = new Func_weekday();
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fFuncMap["weekofyear"] = new Func_week(); //dlh
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fFuncMap["year"] = new Func_year(); //dlh
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fFuncMap["yearweek"] = new Func_yearweek(); //dlh
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#ifndef SKIP_UDF
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udfsdk::UDFSDK sdk;
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FuncMap sdkfm = sdk.UDFMap();
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FuncMap::const_iterator iter = sdkfm.begin();
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FuncMap::iterator funcMapIter;
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for (; iter != sdkfm.end(); ++iter)
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{
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//add sdkfm to fFuncMap
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funcMapIter = fFuncMap.find(iter->first);
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if (funcMapIter != fFuncMap.end())
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{
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// silently ignore the udf function? log it?
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}
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else
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{
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fFuncMap[iter->first] = iter->second;
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}
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}
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#endif
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}
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Func* FuncExp::getFunctor(std::string& funcName)
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{
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FuncMap::iterator iter = fFuncMap.find(funcName);
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if (iter == fFuncMap.end())
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return NULL;
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else
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return (*iter).second;
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}
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void FuncExp::evaluate(rowgroup::Row& row, std::vector<execplan::SRCP>& expression)
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{
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bool isNull;
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for (uint32_t i = 0; i < expression.size(); i++)
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{
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isNull = false;
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switch (expression[i]->resultType().colDataType)
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{
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case CalpontSystemCatalog::DATE:
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{
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int64_t val = expression[i]->getIntVal(row, isNull);
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// @bug6061, workaround date_add always return datetime for both date and datetime
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if (val & 0xFFFFFFFF00000000)
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val = (((val >> 32) & 0xFFFFFFC0) | 0x3E);
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if (isNull)
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row.setUintField<4>(DATENULL, expression[i]->outputIndex());
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else
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row.setUintField<4>(val, expression[i]->outputIndex());
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break;
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}
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case CalpontSystemCatalog::DATETIME:
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{
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int64_t val = expression[i]->getDatetimeIntVal(row, isNull);
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if (isNull)
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row.setUintField<8>(DATETIMENULL, expression[i]->outputIndex());
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else
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row.setUintField<8>(val, expression[i]->outputIndex());
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break;
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}
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case CalpontSystemCatalog::CHAR:
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case CalpontSystemCatalog::VARCHAR:
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// TODO: might not be right thing for BLOB
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case CalpontSystemCatalog::BLOB:
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case CalpontSystemCatalog::TEXT:
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{
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const std::string& val = expression[i]->getStrVal(row, isNull);
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if (isNull)
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row.setStringField(CPNULLSTRMARK, expression[i]->outputIndex());
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else
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row.setStringField(val, expression[i]->outputIndex());
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break;
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}
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case CalpontSystemCatalog::BIGINT:
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{
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int64_t val = expression[i]->getIntVal(row, isNull);
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if (isNull)
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row.setIntField<8>(BIGINTNULL, expression[i]->outputIndex());
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else
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row.setIntField<8>(val, expression[i]->outputIndex());
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break;
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}
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case CalpontSystemCatalog::UBIGINT:
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{
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uint64_t val = expression[i]->getUintVal(row, isNull);
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if (isNull)
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row.setUintField<8>(UBIGINTNULL, expression[i]->outputIndex());
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else
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row.setUintField<8>(val, expression[i]->outputIndex());
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break;
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}
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case CalpontSystemCatalog::INT:
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case CalpontSystemCatalog::MEDINT:
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{
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int64_t val = expression[i]->getIntVal(row, isNull);
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if (isNull)
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row.setIntField<4>(INTNULL, expression[i]->outputIndex());
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else
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row.setIntField<4>(val, expression[i]->outputIndex());
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break;
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}
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case CalpontSystemCatalog::UINT:
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case CalpontSystemCatalog::UMEDINT:
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{
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uint64_t val = expression[i]->getUintVal(row, isNull);
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if (isNull)
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row.setUintField<4>(UINTNULL, expression[i]->outputIndex());
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else
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row.setUintField<4>(val, expression[i]->outputIndex());
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break;
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}
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case CalpontSystemCatalog::SMALLINT:
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{
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int64_t val = expression[i]->getIntVal(row, isNull);
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if (isNull)
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row.setIntField<2>(SMALLINTNULL, expression[i]->outputIndex());
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else
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row.setIntField<2>(val, expression[i]->outputIndex());
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break;
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}
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case CalpontSystemCatalog::USMALLINT:
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{
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uint64_t val = expression[i]->getUintVal(row, isNull);
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if (isNull)
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row.setUintField<2>(USMALLINTNULL, expression[i]->outputIndex());
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else
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row.setUintField<2>(val, expression[i]->outputIndex());
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break;
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}
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case CalpontSystemCatalog::TINYINT:
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{
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int64_t val = expression[i]->getIntVal(row, isNull);
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if (isNull)
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row.setIntField<1>(TINYINTNULL, expression[i]->outputIndex());
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else
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row.setIntField<1>(val, expression[i]->outputIndex());
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break;
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}
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case CalpontSystemCatalog::UTINYINT:
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{
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uint64_t val = expression[i]->getUintVal(row, isNull);
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if (isNull)
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row.setUintField<1>(UTINYINTNULL, expression[i]->outputIndex());
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else
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row.setUintField<1>(val, expression[i]->outputIndex());
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break;
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}
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//In this case, we're trying to load a double output column with float data. This is the
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// case when you do sum(floatcol), e.g.
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case CalpontSystemCatalog::DOUBLE:
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case CalpontSystemCatalog::UDOUBLE:
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{
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double val = expression[i]->getDoubleVal(row, isNull);
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if (isNull)
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row.setIntField<8>(DOUBLENULL, expression[i]->outputIndex());
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else
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row.setDoubleField(val, expression[i]->outputIndex());
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break;
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}
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case CalpontSystemCatalog::FLOAT:
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case CalpontSystemCatalog::UFLOAT:
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{
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float val = expression[i]->getFloatVal(row, isNull);
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if (isNull)
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row.setIntField<4>(FLOATNULL, expression[i]->outputIndex());
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else
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row.setFloatField(val, expression[i]->outputIndex());
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break;
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}
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case CalpontSystemCatalog::DECIMAL:
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case CalpontSystemCatalog::UDECIMAL:
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{
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IDB_Decimal val = expression[i]->getDecimalVal(row, isNull);
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if (isNull)
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row.setIntField<8>(BIGINTNULL, expression[i]->outputIndex());
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else
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row.setIntField<8>(val.value, expression[i]->outputIndex());
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break;
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}
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default: // treat as int64
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{
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throw std::runtime_error("funcexp::evaluate(): non support datatype to set field.");
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}
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}
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}
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}
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}
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