mirror of
https://github.com/gnustep/libs-gdl2.git
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0dadfc5e25
([NSString -parsedFirstVersionSubstring]): New method.
* EOAdaptors/Postgres95/Postgres95Adaptor.h/m: Added include of
pg_config.h to access PG_VERSION. Added databaseVersion to list
of meaningful connectionDictionary keys.
(postgresClientVersion): New function.
* EOAdaptors/Postgres95/Postgres95Channel.h/m: Added instance
variable to hold the version of the database server.
(pgResultDictionary): New static function for debuging.
([Postgres95Channel -_readServerVersion]): New method to set Server
Version.
([Postgres95Channel -openChannel]): Call _readServerVersion method.
([Postgres95Channel -describeTableNames]): Adapt select statement
according to database version.
* Postgres95/Postgres95SQLExpression.m:
([Postgres95SQLExpression +dropTableStatementsForEntityGroup:]):
Adapt select statement according to database version supplied in
connectionDictionary of the entites model.
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gdl2/trunk@17013 72102866-910b-0410-8b05-ffd578937521
110 lines
3.3 KiB
Objective-C
110 lines
3.3 KiB
Objective-C
/*
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Postgres95Adaptor.h
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Copyright (C) 2000 Free Software Foundation, Inc.
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Author: Mirko Viviani <mirko.viviani@rccr.cremona.it
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Date: February 2000
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based on the Postgres95 adaptor written by
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Mircea Oancea <mircea@jupiter.elcom.pub.ro>
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This file is part of the GNUstep Database Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; see the file COPYING.LIB.
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If not, write to the Free Software Foundation,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __Postgres95Adaptor_h__
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#define __Postgres95Adaptor_h__
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#include <EOAccess/EOAdaptor.h>
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/* Include Postgres 95 Headers */
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#undef Assert
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#include <stdio.h>
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#include <libpq-fe.h>
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#include <libpq/libpq-fs.h>
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#include <pg_config.h>
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#undef Assert
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@class NSMutableArray;
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@class NSMutableSet;
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/* The following keys are meaningful in the connectionDictionary in a model:
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databaseServer or hostName - the name of the server
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(default getenv(PGHOST) or localhost)
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databaseName - the name of the database to use
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(default getenv(PGDATABASE))
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databaseVersion - the Version of the database
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(default parsed from #define PG_VERSION)
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options - additional options sent to the POSTGRES95 backend
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(default getenv(PGOPTIONS))
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port - port to communicate with POSTGRES95 backend
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(default getenv(PGPORT))
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debugTTY - filename (file/device) used for debugging output
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(default getenv(PGTTY))
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primaryKeySequenceNameFormat - Format for pk sequence name;
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like @"%@_SEQ" or @"EOSEQ_%@", "%@" is replaced by external table name
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(default: @"%@_SEQ")
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NOTE: user name is not given explicitly - the library uses the
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real user id of the user running the program and that user id
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is interpreted by the server (AFAIK)
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*/
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extern int
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postgresClientVersion();
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@interface Postgres95Adaptor : EOAdaptor
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{
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NSMutableArray *_pgConnPool;
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int _pgConnPoolLimit;
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NSString* _primaryKeySequenceNameFormat;
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struct {
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BOOL cachePGconn:1;
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} _flags;
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}
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/* Reporting errors */
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- (void)privateReportError: (PGconn *)pgConn;
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/* Configure the adaptor to share the PGconn or not. The default is not to
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share PGconn. */
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- (void)setCachePGconn: (BOOL)flag;
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- (BOOL)cachePGconn;
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- (void)setPGconnPoolLimit: (int)newLimit;
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- (int)pgConnPoolLimit;
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/* Inherited methods */
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// Private methods
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/* Obtaining and releasing a PGconn from pool */
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- (PGconn *)createPGconn;
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- (PGconn *)newPGconn;
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- (void)releasePGconn: (PGconn *)pgConn force: (BOOL)flag;
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// format is something like @"%@_SEQ" or @"EOSEQ_%@", "%@" is replaced by external table name
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- (void)setPrimaryKeySequenceNameFormat: (NSString*)format;
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- (NSString*)primaryKeySequenceNameFormat;
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extern NSString *Postgres95Exception;
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@end
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#endif /* __Postgres95Adaptor_h__ */
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