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ff534dba7f
CSC default ctor was private b/c it must not allow to use CSC outside thread cache. However there are some places in the plugin code that need a standalone syscat that is cleaned up leaving the scope. The decision is to make the restriction mentioned organizational rather than syntactical.
111 lines
3.6 KiB
C++
111 lines
3.6 KiB
C++
/* c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil
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* vi: set shiftwidth=4 tabstop=4 expandtab:
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* :indentSize=4:tabSize=4:noTabs=true:
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*
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* Copyright (C) 2016 MariaDB Corporation
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*
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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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*
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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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*
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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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#define PREFER_MY_CONFIG_H
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#include "idb_mysql.h"
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#include <vector>
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#include <boost/shared_ptr.hpp>
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#include "calpontsystemcatalog.h"
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#include "dataconvert.h"
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#include "is_columnstore.h"
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// Required declaration as it isn't in a MairaDB include
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bool schema_table_store_record(THD* thd, TABLE* table);
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ST_FIELD_INFO is_columnstore_tables_fields[] = {
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Show::Column("TABLE_SCHEMA", Show::Varchar(64), NOT_NULL),
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Show::Column("TABLE_NAME", Show::Varchar(64), NOT_NULL),
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Show::Column("OBJECT_ID", Show::SLong(0), NOT_NULL),
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Show::Column("CREATION_DATE", Show::Datetime(0), NOT_NULL), // TODO: Make a date if possible
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Show::Column("COLUMN_COUNT", Show::SLong(0), NOT_NULL),
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Show::Column("AUTOINCREMENT", Show::SLong(0), NULLABLE),
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Show::CEnd()};
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static int is_columnstore_tables_fill(THD* thd, TABLE_LIST* tables, COND* cond)
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{
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CHARSET_INFO* cs = system_charset_info;
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TABLE* table = tables->table;
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InformationSchemaCond isCond;
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execplan::CalpontSystemCatalog csc;
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csc.identity(execplan::CalpontSystemCatalog::FE);
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if (cond)
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{
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isCond.getCondItems(cond);
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}
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const std::vector<
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std::pair<execplan::CalpontSystemCatalog::OID, execplan::CalpontSystemCatalog::TableName> >
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catalog_tables = csc.getTables();
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for (std::vector<std::pair<execplan::CalpontSystemCatalog::OID,
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execplan::CalpontSystemCatalog::TableName> >::const_iterator it =
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catalog_tables.begin();
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it != catalog_tables.end(); ++it)
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{
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if (!isCond.match((*it).second.schema, (*it).second.table))
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continue;
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try
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{
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execplan::CalpontSystemCatalog::TableInfo tb_info = csc.tableInfo((*it).second);
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std::string create_date = dataconvert::DataConvert::dateToString((*it).second.create_date);
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table->field[0]->store((*it).second.schema.c_str(), (*it).second.schema.length(), cs);
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table->field[1]->store((*it).second.table.c_str(), (*it).second.table.length(), cs);
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table->field[2]->store((*it).first);
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table->field[3]->store(create_date.c_str(), create_date.length(), cs);
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table->field[4]->store(tb_info.numOfCols);
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if (tb_info.tablewithautoincr)
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{
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table->field[5]->set_notnull();
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table->field[5]->store(csc.nextAutoIncrValue((*it).second));
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}
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else
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{
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table->field[5]->set_null();
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}
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table->field[5]->store(tb_info.tablewithautoincr);
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if (schema_table_store_record(thd, table))
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return 1;
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}
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catch (std::runtime_error& e)
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{
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std::cerr << e.what() << std::endl;
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}
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}
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return 0;
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}
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int is_columnstore_tables_plugin_init(void* p)
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{
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ST_SCHEMA_TABLE* schema = (ST_SCHEMA_TABLE*)p;
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schema->fields_info = is_columnstore_tables_fields;
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schema->fill_table = is_columnstore_tables_fill;
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return 0;
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}
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