Drizzled Public API Documentation

tables.cc
00001 /* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
00002  *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
00003  *
00004  *  Copyright (C) 2010 Brian Aker
00005  *
00006  *  This program is free software; you can redistribute it and/or modify
00007  *  it under the terms of the GNU General Public License as published by
00008  *  the Free Software Foundation; either version 2 of the License, or
00009  *  (at your option) any later version.
00010  *
00011  *  This program is distributed in the hope that it will be useful,
00012  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  *  GNU General Public License for more details.
00015  *
00016  *  You should have received a copy of the GNU General Public License
00017  *  along with this program; if not, write to the Free Software
00018  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00019  */
00020 
00021 #include <config.h>
00022 #include <plugin/information_schema_dictionary/dictionary.h>
00023 
00024 using namespace std;
00025 using namespace drizzled;
00026 
00027 Tables::Tables() :
00028   InformationSchema("TABLES")
00029 {
00030   add_field("TABLE_CATALOG", plugin::TableFunction::STRING, MAXIMUM_IDENTIFIER_LENGTH, false);
00031   add_field("TABLE_SCHEMA", plugin::TableFunction::STRING, MAXIMUM_IDENTIFIER_LENGTH, false);
00032   add_field("TABLE_NAME", plugin::TableFunction::STRING, MAXIMUM_IDENTIFIER_LENGTH, false);
00033   add_field("TABLE_TYPE", plugin::TableFunction::STRING, MAXIMUM_IDENTIFIER_LENGTH, false);
00034 }
00035 
00036 Tables::Generator::Generator(drizzled::Field **arg) :
00037   InformationSchema::Generator(arg),
00038   generator(getSession())
00039 {
00040 }
00041 
00042 bool Tables::Generator::populate()
00043 {
00044   const drizzled::identifier::Table *identifier;
00045 
00046   while ((identifier= generator))
00047   {
00048     /* TABLE_CATALOG */
00049     push(identifier->getCatalogName());
00050 
00051     /* TABLE_SCHEMA */
00052     push(identifier->getSchemaName());
00053 
00054     /* TABLE_NAME */
00055     push(identifier->getTableName());
00056 
00057     /* TABLE_TYPE */
00058     if (identifier->isView())
00059     {
00060       push("VIEW");
00061     }
00062     else
00063     {
00064       push("BASE");
00065     }
00066 
00067     return true;
00068   }
00069 
00070   return false;
00071 }