You've already forked mariadb-columnstore-engine
							
							
				mirror of
				https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
				synced 2025-10-30 07:25:34 +03:00 
			
		
		
		
	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
 | |
|  * vi: set shiftwidth=4 tabstop=4 expandtab:
 | |
|  *  :indentSize=4:tabSize=4:noTabs=true:
 | |
|  *
 | |
|  * Copyright (C) 2016 MariaDB Corporation
 | |
|  *
 | |
|  * This program is free software; you can redistribute it and/or
 | |
|  *  modify it under the terms of the GNU General Public License
 | |
|  * as published by the Free Software Foundation; version 2 of
 | |
|  * the License.
 | |
|  *
 | |
|  * This program is distributed in the hope that it will be useful,
 | |
|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 | |
|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 | |
|  * GNU General Public License for more details.
 | |
|  *
 | |
|  * You should have received a copy of the GNU General Public License
 | |
|  * along with this program; if not, write to the Free Software
 | |
|  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 | |
|  * MA 02110-1301, USA.
 | |
|  */
 | |
| 
 | |
| #define PREFER_MY_CONFIG_H
 | |
| #include "idb_mysql.h"
 | |
| #include <vector>
 | |
| 
 | |
| #include <boost/shared_ptr.hpp>
 | |
| #include "calpontsystemcatalog.h"
 | |
| #include "dataconvert.h"
 | |
| #include "is_columnstore.h"
 | |
| 
 | |
| // Required declaration as it isn't in a MairaDB include
 | |
| bool schema_table_store_record(THD* thd, TABLE* table);
 | |
| 
 | |
| ST_FIELD_INFO is_columnstore_tables_fields[] = {
 | |
|     Show::Column("TABLE_SCHEMA", Show::Varchar(64), NOT_NULL),
 | |
|     Show::Column("TABLE_NAME", Show::Varchar(64), NOT_NULL),
 | |
|     Show::Column("OBJECT_ID", Show::SLong(0), NOT_NULL),
 | |
|     Show::Column("CREATION_DATE", Show::Datetime(0), NOT_NULL),  // TODO: Make a date if possible
 | |
|     Show::Column("COLUMN_COUNT", Show::SLong(0), NOT_NULL),
 | |
|     Show::Column("AUTOINCREMENT", Show::SLong(0), NULLABLE),
 | |
|     Show::CEnd()};
 | |
| 
 | |
| static int is_columnstore_tables_fill(THD* thd, TABLE_LIST* tables, COND* cond)
 | |
| {
 | |
|   CHARSET_INFO* cs = system_charset_info;
 | |
|   TABLE* table = tables->table;
 | |
|   InformationSchemaCond isCond;
 | |
| 
 | |
|   execplan::CalpontSystemCatalog csc;
 | |
|   csc.identity(execplan::CalpontSystemCatalog::FE);
 | |
| 
 | |
|   if (cond)
 | |
|   {
 | |
|     isCond.getCondItems(cond);
 | |
|   }
 | |
| 
 | |
|   const std::vector<
 | |
|       std::pair<execplan::CalpontSystemCatalog::OID, execplan::CalpontSystemCatalog::TableName> >
 | |
|       catalog_tables = csc.getTables();
 | |
| 
 | |
|   for (std::vector<std::pair<execplan::CalpontSystemCatalog::OID,
 | |
|                              execplan::CalpontSystemCatalog::TableName> >::const_iterator it =
 | |
|            catalog_tables.begin();
 | |
|        it != catalog_tables.end(); ++it)
 | |
|   {
 | |
|     if (!isCond.match((*it).second.schema, (*it).second.table))
 | |
|       continue;
 | |
| 
 | |
|     try
 | |
|     {
 | |
|       execplan::CalpontSystemCatalog::TableInfo tb_info = csc.tableInfo((*it).second);
 | |
|       std::string create_date = dataconvert::DataConvert::dateToString((*it).second.create_date);
 | |
|       table->field[0]->store((*it).second.schema.c_str(), (*it).second.schema.length(), cs);
 | |
|       table->field[1]->store((*it).second.table.c_str(), (*it).second.table.length(), cs);
 | |
|       table->field[2]->store((*it).first);
 | |
|       table->field[3]->store(create_date.c_str(), create_date.length(), cs);
 | |
|       table->field[4]->store(tb_info.numOfCols);
 | |
| 
 | |
|       if (tb_info.tablewithautoincr)
 | |
|       {
 | |
|         table->field[5]->set_notnull();
 | |
|         table->field[5]->store(csc.nextAutoIncrValue((*it).second));
 | |
|       }
 | |
|       else
 | |
|       {
 | |
|         table->field[5]->set_null();
 | |
|       }
 | |
| 
 | |
|       table->field[5]->store(tb_info.tablewithautoincr);
 | |
| 
 | |
|       if (schema_table_store_record(thd, table))
 | |
|         return 1;
 | |
|     }
 | |
|     catch (std::runtime_error& e)
 | |
|     {
 | |
|       std::cerr << e.what() << std::endl;
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   return 0;
 | |
| }
 | |
| 
 | |
| int is_columnstore_tables_plugin_init(void* p)
 | |
| {
 | |
|   ST_SCHEMA_TABLE* schema = (ST_SCHEMA_TABLE*)p;
 | |
|   schema->fields_info = is_columnstore_tables_fields;
 | |
|   schema->fill_table = is_columnstore_tables_fill;
 | |
|   return 0;
 | |
| }
 |