mirror of
https://github.com/EGroupware/egroupware.git
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459a8bd101
- knowledgebase is not working: select distinct is not possible with text-columns - fudforum is not working: is does not use ADOdb and has no own db-layer for mssql - other apps seem to work, everthing needs through testing - incl. our "old" db's
749 lines
22 KiB
PHP
749 lines
22 KiB
PHP
<?php
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/**************************************************************************\
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* eGroupWare - Setup *
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* http://www.egroupware.org *
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* SQL for table properties taken from phpPgAdmin Version 2.2.1 *
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* http://www.greatbridge.org/project/phppgadmin *
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* Copyright (C) 1999-2000 Dan Wilson <phpPgAdmin@acucore.com> *
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* Copyright (C) 1998-1999 Tobias Ratschiller <tobias@dnet.it> *
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* -------------------------------------------- *
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* This file written by Michael Dean<mdean@users.sourceforge.net> *
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* and Miles Lott<milosch@groupwhere.org> *
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* -------------------------------------------- *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU General Public License as published by the *
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* Free Software Foundation; either version 2 of the License, or (at your *
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* option) any later version. *
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\**************************************************************************/
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/* $Id$ */
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class schema_proc_pgsql
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{
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var $m_sStatementTerminator;
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/* Following added to convert sql to array */
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var $sCol = array();
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var $pk = array();
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var $fk = array();
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var $ix = array();
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var $uc = array();
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function schema_proc_pgsql()
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{
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$this->m_sStatementTerminator = ';';
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}
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/* Return a type suitable for DDL */
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function TranslateType($sType, $iPrecision = 0, $iScale = 0)
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{
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$sTranslated = $sType;
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switch($sType)
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{
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case 'auto':
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$sTranslated = 'int4';
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break;
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case 'blob':
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$sTranslated = 'bytea';
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break;
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case 'char':
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if($iPrecision > 0 && $iPrecision < 256)
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{
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$sTranslated = sprintf("char(%d)", $iPrecision);
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}
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if($iPrecision > 255)
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{
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$sTranslated = 'text';
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}
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break;
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case 'decimal':
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$sTranslated = sprintf("decimal(%d,%d)", $iPrecision, $iScale);
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break;
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case 'float':
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if($iPrecision == 4 || $iPrecision == 8)
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{
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$sTranslated = sprintf("float%d", $iPrecision);
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}
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break;
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case 'int':
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if($iPrecision == 2 || $iPrecision == 4 || $iPrecision == 8)
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{
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$sTranslated = sprintf("int%d", $iPrecision);
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}
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break;
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case 'longtext':
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$sTranslated = 'text';
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break;
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case 'varchar':
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if($iPrecision > 0 && $iPrecision < 256)
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{
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$sTranslated = sprintf("varchar(%d)", $iPrecision);
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}
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if($iPrecision > 255)
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{
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$sTranslated = 'text';
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}
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break;
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}
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return $sTranslated;
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}
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function TranslateDefault($sDefault)
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{
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switch($sDefault)
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{
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case 'current_date':
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case 'current_timestamp':
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$sDefault = 'now';
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}
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return "'$sDefault'";
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}
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/* Inverse of above, convert sql column types to array info */
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function rTranslateType($sType, $iPrecision = 0, $iScale = 0)
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{
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$sTranslated = '';
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switch($sType)
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{
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case 'serial':
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$sTranslated = "'type' => 'auto'";
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break;
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case 'int2':
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$sTranslated = "'type' => 'int', 'precision' => 2";
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break;
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case 'int4':
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$sTranslated = "'type' => 'int', 'precision' => 4";
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break;
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case 'int8':
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$sTranslated = "'type' => 'int', 'precision' => 8";
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break;
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case 'bpchar':
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case 'char':
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if($iPrecision > 0 && $iPrecision < 256)
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{
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$sTranslated = "'type' => 'char', 'precision' => $iPrecision";
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}
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if($iPrecision > 255)
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{
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$sTranslated = "'type' => 'text'";
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}
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break;
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case 'numeric':
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/* Borrowed from phpPgAdmin */
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$iPrecision = ($iScale >> 16) & 0xffff;
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$iScale = ($iScale - 4) & 0xffff;
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$sTranslated = "'type' => 'decimal', 'precision' => $iPrecision, 'scale' => $iScale";
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break;
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case 'float':
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case 'float4':
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case 'float8':
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case 'double':
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$sTranslated = "'type' => 'float', 'precision' => $iPrecision";
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break;
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case 'datetime':
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case 'timestamp':
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$sTranslated = "'type' => 'timestamp'";
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break;
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case 'varchar':
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if($iPrecision > 0 && $iPrecision < 256)
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{
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$sTranslated = "'type' => 'varchar', 'precision' => $iPrecision";
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}
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if($iPrecision > 255)
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{
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$sTranslated = "'type' => 'text'";
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}
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break;
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case 'text':
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case 'blob':
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case 'date':
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case 'bool';
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$sTranslated = "'type' => '$sType'";
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break;
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}
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return $sTranslated;
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}
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function GetPKSQL($sFields)
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{
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return "PRIMARY KEY($sFields)";
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}
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function GetUCSQL($sFields)
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{
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return "UNIQUE($sFields)";
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}
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function GetIXSQL($sFields,&$append,$options,$sTableName)
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{
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$append = True;
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$ixsql = '';
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$ixFields = str_replace(',','_',$sFields);
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$index = $sTableName . '_' . $ixFields . '_idx';
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return "CREATE INDEX $index ON $sTableName ($sFields);\n";
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}
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function _GetColumns($oProc, $sTableName, &$sColumns, $sDropColumn='', $sAlteredColumn='', $sAlteredColumnType='')
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{
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$sdb = $oProc->m_odb;
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$sdc = $oProc->m_odb;
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$sColumns = '';
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$this->pk = array();
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$this->fk = array();
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$this->ix = array();
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$this->uc = array();
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$query = "SELECT a.attname,a.attnum FROM pg_attribute a,pg_class b WHERE ";
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$query .= "b.oid=a.attrelid AND a.attnum>0 and b.relname='$sTableName'";
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if($sDropColumn != '')
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{
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$query .= " AND a.attname != '$sDropColumn'";
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}
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$query .= ' ORDER BY a.attnum';
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// echo '_GetColumns: ' . $query;
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$oProc->m_odb->query($query);
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while($oProc->m_odb->next_record())
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{
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if($sColumns != '')
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{
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$sColumns .= ',';
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}
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$sFieldName = $oProc->m_odb->f(0);
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/* Failsafe in case the query still includes the column to be dropped */
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if($sFieldName != $sDropColumn)
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{
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$sColumns .= $sFieldName;
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}
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if($sAlteredColumn == $sFieldName && $sAlteredColumnType != '')
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{
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$sColumns .= '::' . $sAlteredColumnType;
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}
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}
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//$qdefault = "SELECT substring(d.adsrc for 128) FROM pg_attrdef d, pg_class c "
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// . "WHERE c.relname = $sTableName AND c.oid = d.adrelid AND d.adnum =" . $oProc->m_odb->f(1);
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$sql_get_fields = "
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SELECT
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a.attnum,
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a.attname AS field,
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t.typname AS type,
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a.attlen AS length,
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a.atttypmod AS lengthvar,
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a.attnotnull AS notnull
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FROM
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pg_class c,
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pg_attribute a,
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pg_type t
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WHERE
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c.relname = '$sTableName'
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and a.attnum > 0
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and a.attrelid = c.oid
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and a.atttypid = t.oid
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ORDER BY a.attnum";
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/* attnum field type length lengthvar notnull(Yes/No) */
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$sdb->query($sql_get_fields);
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while($sdb->next_record())
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{
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$colnum = $sdb->f(0);
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$colname = $sdb->f(1);
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if($sdb->f(5) == 'Yes')
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{
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$null = "'nullable' => True";
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}
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else
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{
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$null = "'nullable' => False";
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}
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if($sdb->f(2) == 'numeric')
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{
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$prec = $sdb->f(3);
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$scale = $sdb->f(4);
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}
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elseif($sdb->f(3) > 0)
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{
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$prec = $sdb->f(3);
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$scale = 0;
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}
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elseif($sdb->f(4) > 0)
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{
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$prec = $sdb->f(4) - 4;
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$scale = 0;
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}
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else
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{
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$prec = 0;
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$scale = 0;
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}
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$type = $this->rTranslateType($sdb->f(2), $prec, $scale);
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$sql_get_default = "
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SELECT d.adsrc AS rowdefault
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FROM pg_attrdef d, pg_class c
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WHERE
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c.relname = '$sTableName' AND
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c.oid = d.adrelid AND
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d.adnum = $colnum
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";
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$sdc->query($sql_get_default);
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$sdc->next_record();
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if($sdc->f(0))
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{
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if(strstr($sdc->f(0),'nextval'))
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{
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$default = '';
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$nullcomma = '';
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}
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else
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{
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$default = "'default' => '".$sdc->f(0)."'";
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$nullcomma = ',';
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}
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}
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else
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{
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$default = '';
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$nullcomma = '';
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}
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$default = str_replace("''","'",$default);
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$this->sCol[] = "\t\t\t\t'" . $colname . "' => array(" . $type . ',' . $null . $nullcomma . $default . '),' . "\n";
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}
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$sql_pri_keys = "
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SELECT
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ic.relname AS index_name,
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bc.relname AS tab_name,
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ta.attname AS column_name,
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i.indisunique AS unique_key,
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i.indisprimary AS primary_key
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FROM
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pg_class bc,
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pg_class ic,
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pg_index i,
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pg_attribute ta,
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pg_attribute ia
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WHERE
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bc.oid = i.indrelid
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AND ic.oid = i.indexrelid
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AND ia.attrelid = i.indexrelid
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AND ta.attrelid = bc.oid
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AND bc.relname = '$sTableName'
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AND ta.attrelid = i.indrelid
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AND ta.attnum = i.indkey[ia.attnum-1]
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ORDER BY
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index_name, tab_name, column_name";
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$sdc->query($sql_pri_keys);
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while($sdc->next_record())
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{
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//echo '<br> checking: ' . $sdc->f(4);
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if($sdc->f(4) == 't')
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{
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$this->pk[] = $sdc->f(2);
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}
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if($sdc->f(3) == 't')
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{
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$this->uc[] = $sdc->f(2);
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}
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}
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$this->_GetIndices($oProc,$sTableName,$this->pk,$this->ix,$this->uc,$this->fk);
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/* ugly as heck, but is here to chop the trailing comma on the last element (for php3) */
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$this->sCol[count($this->sCol) - 1] = substr($this->sCol[count($this->sCol) - 1],0,-2) . "\n";
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return False;
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}
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function _GetIndices($oProc,$sTableName,&$aPk,&$aIx,&$aUc,&$aFk)
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{
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/* Try not to die on errors with the query */
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$tmp = $oProc->Halt_On_Error;
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$oProc->Halt_On_Error = 'no';
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$aIx = array();
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/* This select excludes any indexes that are just base indexes for constraints. */
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if(@$oProc->m_odb->db_version >= 7.3)
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{
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$sql = "SELECT pg_catalog.pg_get_indexdef(i.indexrelid) as pg_get_indexdef FROM pg_catalog.pg_class c, pg_catalog.pg_class c2, pg_catalog.pg_index i WHERE c.relname = '$sTableName' AND pg_catalog.pg_table_is_visible(c.oid) AND c.oid = i.indrelid AND i.indexrelid = c2.oid AND NOT EXISTS ( SELECT 1 FROM pg_catalog.pg_depend d JOIN pg_catalog.pg_constraint c ON (d.refclassid = c.tableoid AND d.refobjid = c.oid) WHERE d.classid = c2.tableoid AND d.objid = c2.oid AND d.deptype = 'i' AND c.contype IN ('u', 'p') ) ORDER BY c2.relname";
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$num = 0;
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}
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else
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{
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$sql = "SELECT c2.relname, i.indisprimary, i.indisunique, pg_get_indexdef(i.indexrelid) FROM pg_class c, pg_class c2, pg_index i WHERE c.relname = '$sTableName' AND c.oid = i.indrelid AND i.indexrelid = c2.oid AND NOT i.indisprimary AND NOT i.indisunique ORDER BY c2.relname";
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$num = 3;
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}
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@$oProc->m_odb->query($sql);
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$oProc->m_odb->next_record();
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$indexfields = ereg_replace("^CREATE.+\(",'',$oProc->m_odb->f($num));
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$indexfields = ereg_replace("\)$",'',$indexfields);
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$aIx = explode(',',$indexfields);
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$i = 0;
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foreach($aIx as $ix)
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{
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$aIx[$i] = trim($ix);
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$i++;
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}
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/* Restore original value */
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$oProc->Halt_On_Error = $tmp;
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#echo "Indices from $sTableName<pre>pk=".print_r($aPk,True)."\nix=".print_r($aIx,True)."\nuc=".print_r($aUc,True)."</pre>\n";
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}
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function _CopyAlteredTable($oProc, &$aTables, $sSource, $sDest)
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{
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$oDB = $oProc->m_odb;
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$oProc->m_odb->query("SELECT * FROM $sSource");
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while($oProc->m_odb->next_record())
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{
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$sSQL = "INSERT INTO $sDest (";
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$i=0;
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@reset($aTables[$sDest]['fd']);
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while(list($name,$arraydef) = each($aTables[$sDest]['fd']))
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{
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if($i > 0)
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{
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$sSQL .= ',';
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}
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$sSQL .= $name;
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$i++;
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}
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$sSQL .= ') VALUES (';
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@reset($aTables[$sDest]['fd']);
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$i = 0;
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while(list($name,$arraydef) = each($aTables[$sDest]['fd']))
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{
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if($i > 0)
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{
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$sSQL .= ',';
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}
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// !isset($arraydef['nullable']) means nullable !!!
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if($oProc->m_odb->f($name) == NULL && (!isset($arraydef['nullable']) || $arraydef['nullable']))
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{
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$sSQL .= 'NULL';
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}
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else
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{
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$value = $oProc->m_odb->f($name) != NULL ? $oProc->m_odb->f($name) : @$arraydef['default'];
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switch($arraydef['type'])
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{
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case 'blob':
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case 'char':
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case 'date':
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case 'text':
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case 'timestamp':
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case 'varchar':
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$sSQL .= "'" . $oProc->m_odb->db_addslashes($oProc->m_odb->f($name)) . "'";
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break;
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default:
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$sSQL .= (int)$oProc->m_odb->f($name);
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}
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}
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$i++;
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}
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$sSQL .= ')';
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$oDB->query($sSQL);
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}
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return true;
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}
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|
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function GetSequenceForTable($oProc,$table,&$sSequenceName)
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{
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if($GLOBALS['DEBUG']) { echo '<br>GetSequenceForTable: ' . $table; }
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$oProc->m_odb->query("SELECT relname FROM pg_class WHERE NOT relname ~ 'pg_.*' AND relname LIKE 'seq_$table' AND relkind='S' ORDER BY relname",__LINE__,__FILE__);
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$oProc->m_odb->next_record();
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if($oProc->m_odb->f('relname'))
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{
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$sSequenceName = $oProc->m_odb->f('relname');
|
|
}
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return True;
|
|
}
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|
|
function GetSequenceFieldForTable($oProc,$table,&$sField)
|
|
{
|
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if($GLOBALS['DEBUG']) { echo '<br>GetSequenceFieldForTable: You rang?'; }
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$oProc->m_odb->query("SELECT a.attname FROM pg_attribute a, pg_class c, pg_attrdef d WHERE c.relname='$table' AND c.oid=d.adrelid AND d.adsrc LIKE '%seq_$table%' AND a.attrelid=c.oid AND d.adnum=a.attnum");
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$oProc->m_odb->next_record();
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if($oProc->m_odb->f('attname'))
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{
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$sField = $oProc->m_odb->f('attname');
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}
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return True;
|
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}
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|
|
function GetIndexesForTable($oProc,$table,&$sIndexNames)
|
|
{
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|
$oProc->m_odb->query("SELECT a.attname FROM pg_attribute a, pg_class c, pg_attrdef d WHERE c.relname='$table' AND c.oid=d.adrelid AND d.adsrc LIKE '%$table%idx' AND a.attrelid=c.oid AND d.adnum=a.attnum");
|
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while($oProc->m_odb->next_record())
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{
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$sIndexNames[] = $oProc->m_odb->f('attname');
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}
|
|
return True;
|
|
}
|
|
|
|
function DropSequenceForTable($oProc,$table)
|
|
{
|
|
if($GLOBALS['DEBUG']) { echo '<br>DropSequenceForTable: ' . $table; }
|
|
|
|
$this->GetSequenceForTable($oProc,$table,$sSequenceName);
|
|
if($sSequenceName)
|
|
{
|
|
$oProc->m_odb->query("DROP SEQUENCE " . $sSequenceName,__LINE__,__FILE__);
|
|
}
|
|
return True;
|
|
}
|
|
|
|
function DropIndexesForTable($oProc,$table)
|
|
{
|
|
if($GLOBALS['DEBUG']) { echo '<br>DropSequenceForTable: ' . $table; }
|
|
|
|
$this->GetIndexesForTable($oProc,$table,$sIndexNames);
|
|
if(@is_array($sIndexNames))
|
|
{
|
|
foreach($sIndexNames as $null => $index)
|
|
{
|
|
$oProc->m_odb->query("DROP INDEX $index",__LINE__,__FILE__);
|
|
}
|
|
}
|
|
return True;
|
|
}
|
|
|
|
function DropTable($oProc, &$aTables, $sTableName)
|
|
{
|
|
$this->DropSequenceForTable($oProc,$sTableName);
|
|
|
|
return $oProc->m_odb->query("DROP TABLE " . $sTableName) &&
|
|
$this->DropSequenceForTable($oProc, $sTableName) &&
|
|
$this->DropIndexesForTable($oProc, $sTableName);
|
|
}
|
|
|
|
function DropColumn($oProc, &$aTables, $sTableName, $aNewTableDef, $sColumnName, $bCopyData = true)
|
|
{
|
|
if($GLOBALS['DEBUG'])
|
|
{
|
|
echo '<br>DropColumn: table=' . $sTableName . ', column=' . $sColumnName;
|
|
}
|
|
|
|
if($bCopyData)
|
|
{
|
|
$oProc->m_odb->query("SELECT * INTO $sTableName" . "_tmp FROM $sTableName");
|
|
}
|
|
|
|
$this->DropTable($oProc, $aTables, $sTableName);
|
|
|
|
$oProc->_GetTableSQL($sTableName, $aNewTableDef, $sTableSQL, $sSequenceSQL,$append_ix);
|
|
if($sSequenceSQL)
|
|
{
|
|
$oProc->m_odb->query($sSequenceSQL);
|
|
}
|
|
if($append_ix)
|
|
{
|
|
$query = "CREATE TABLE $sTableName ($sTableSQL";
|
|
}
|
|
else
|
|
{
|
|
$query = "CREATE TABLE $sTableName ($sTableSQL)";
|
|
}
|
|
if(!$bCopyData)
|
|
{
|
|
return !!($oProc->m_odb->query($query));
|
|
}
|
|
|
|
$oProc->m_odb->query($query);
|
|
$this->_GetColumns($oProc, $sTableName . '_tmp', $sColumns, $sColumnName);
|
|
$query = "INSERT INTO $sTableName($sColumns) SELECT $sColumns FROM $sTableName" . '_tmp';
|
|
$bRet = !!($oProc->m_odb->query($query));
|
|
return ($bRet && $this->DropTable($oProc, $aTables, $sTableName . '_tmp'));
|
|
}
|
|
|
|
function RenameTable($oProc, &$aTables, $sOldTableName, $sNewTableName)
|
|
{
|
|
if($GLOBALS['DEBUG']) { echo '<br>RenameTable(): Fetching old sequence for: ' . $sOldTableName; }
|
|
$this->GetSequenceForTable($oProc,$sOldTableName,$sSequenceName);
|
|
|
|
if($GLOBALS['DEBUG']) { echo ' - ' . $sSequenceName; }
|
|
|
|
if($GLOBALS['DEBUG']) { echo '<br>RenameTable(): Fetching sequence field for: ' . $sOldTableName; }
|
|
$this->GetSequenceFieldForTable($oProc,$sOldTableName,$sField);
|
|
|
|
if($GLOBALS['DEBUG']) { echo ' - ' . $sField; }
|
|
|
|
if($sSequenceName)
|
|
{
|
|
$oProc->m_odb->query("SELECT last_value FROM seq_$sOldTableName",__LINE__,__FILE__);
|
|
$oProc->m_odb->next_record();
|
|
$lastval = $oProc->m_odb->f(0);
|
|
|
|
if($GLOBALS['DEBUG']) { echo '<br>RenameTable(): dropping old sequence: ' . $sSequenceName . ' used on field: ' . $sField; }
|
|
$this->DropSequenceForTable($oProc,$sOldTableName);
|
|
|
|
if($lastval)
|
|
{
|
|
$lastval = ' start ' . $lastval;
|
|
}
|
|
$this->GetSequenceSQL($sNewTableName,$sSequenceSQL);
|
|
if($GLOBALS['DEBUG']) { echo '<br>RenameTable(): Making new sequence using: ' . $sSequenceSQL . $lastval; }
|
|
$oProc->m_odb->query($sSequenceSQL . $lastval,__LINE__,__FILE__);
|
|
if($GLOBALS['DEBUG']) { echo '<br>RenameTable(): Altering column default for: ' . $sField; }
|
|
$oProc->m_odb->query("ALTER TABLE $sOldTableName ALTER $sField SET DEFAULT nextval('seq_" . $sNewTableName . "')",__LINE__,__FILE__);
|
|
}
|
|
// renameing existing indexes and primary keys
|
|
$indexes = $oProc->m_odb->Link_ID->MetaIndexes($sOldTableName,True);
|
|
if($GLOBALS['DEBUG']) { echo '<br>RenameTable(): Fetching indexes: '; _debug_array($indexes); }
|
|
foreach($indexes as $name => $data)
|
|
{
|
|
$new_name = str_replace($sOldTableName,$sNewTableName,$name);
|
|
$sql = "ALTER TABLE $name RENAME TO $new_name";
|
|
if($GLOBALS['DEBUG']) { echo "<br>RenameTable(): Renaming the index '$name': $sql"; }
|
|
$oProc->m_odb->query($sql);
|
|
}
|
|
return !!($oProc->m_odb->query("ALTER TABLE $sOldTableName RENAME TO $sNewTableName"));
|
|
}
|
|
|
|
function RenameColumn($oProc, &$aTables, $sTableName, $sOldColumnName, $sNewColumnName, $bCopyData = true)
|
|
{
|
|
/*
|
|
This really needs testing - it can affect primary keys, and other table-related objects
|
|
like sequences and such
|
|
*/
|
|
if($bCopyData)
|
|
{
|
|
$oProc->m_odb->query("SELECT * INTO $sTableName" . "_tmp FROM $sTableName");
|
|
}
|
|
|
|
$this->DropTable($oProc, $aTables, $sTableName);
|
|
|
|
if(!$bCopyData)
|
|
{
|
|
return $this->CreateTable($oProc, $aTables, $sTableName, $oProc->m_aTables[$sTableName], false);
|
|
}
|
|
|
|
$this->CreateTable($oProc, $aTables, $sTableName, $aTables[$sTableName], True);
|
|
$this->_GetColumns($oProc, $sTableName . "_tmp", $sColumns);
|
|
$query = "INSERT INTO $sTableName SELECT $sColumns FROM $sTableName" . "_tmp";
|
|
|
|
$bRet = !!($oProc->m_odb->query($query));
|
|
return ($bRet && $this->DropTable($oProc, $aTables, $sTableName . "_tmp"));
|
|
}
|
|
|
|
function AlterColumn($oProc, &$aTables, $sTableName, $sColumnName, &$aColumnDef, $bCopyData = true)
|
|
{
|
|
if($bCopyData)
|
|
{
|
|
$oProc->m_odb->query("SELECT * INTO $sTableName" . "_tmp FROM $sTableName");
|
|
}
|
|
|
|
$this->DropTable($oProc, $aTables, $sTableName);
|
|
|
|
if(!$bCopyData)
|
|
{
|
|
return $this->CreateTable($oProc, $aTables, $sTableName, $aTables[$sTableName], True);
|
|
}
|
|
|
|
$this->CreateTable($oProc, $aTables, $sTableName, $aTables[$sTableName], True);
|
|
$this->_GetColumns($oProc, $sTableName . "_tmp", $sColumns, '', $sColumnName, $aColumnDef['type'] == 'auto' ? 'int4' : $aColumnDef['type']);
|
|
|
|
/*
|
|
TODO: analyze the type of change and determine if this is used or _CopyAlteredTable
|
|
this is a performance consideration only, _CopyAlteredTable should be safe
|
|
$query = "INSERT INTO $sTableName SELECT $sColumns FROM $sTableName" . "_tmp";
|
|
$bRet = !!($oProc->m_odb->query($query));
|
|
*/
|
|
|
|
$bRet = $this->_CopyAlteredTable($oProc, $aTables, $sTableName . '_tmp', $sTableName);
|
|
|
|
return ($bRet && $this->DropTable($oProc, $aTables, $sTableName . "_tmp"));
|
|
}
|
|
|
|
function AddColumn($oProc, &$aTables, $sTableName, $sColumnName, &$aColumnDef)
|
|
{
|
|
if(isset($aColumnDef['default'])) // pgsql cant add a colum with a default
|
|
{
|
|
$default = $aColumnDef['default'];
|
|
unset($aColumnDef['default']);
|
|
}
|
|
if(isset($aColumnDef['nullable']) && !$aColumnDef['nullable']) // pgsql cant add a column not nullable
|
|
{
|
|
$notnull = !$aColumnDef['nullable'];
|
|
unset($aColumnDef['nullable']);
|
|
}
|
|
$oProc->_GetFieldSQL($aColumnDef, $sFieldSQL);
|
|
$query = "ALTER TABLE $sTableName ADD COLUMN $sColumnName $sFieldSQL";
|
|
|
|
if(($Ok = !!($oProc->m_odb->query($query))) && isset($default))
|
|
{
|
|
$query = "ALTER TABLE $sTableName ALTER COLUMN $sColumnName SET DEFAULT '$default';\n";
|
|
|
|
$query .= "UPDATE $sTableName SET $sColumnName='$default';\n";
|
|
|
|
$Ok = !!($oProc->m_odb->query($query));
|
|
|
|
if($OK && $notnull)
|
|
{
|
|
// unfortunally this is pgSQL >= 7.3
|
|
//$query .= "ALTER TABLE $sTableName ALTER COLUMN $sColumnName SET NOT NULL;\n";
|
|
//$Ok = !!($oProc->m_odb->query($query));
|
|
// so we do it the slow way
|
|
AlterColumn($oProc, $aTables, $sTableName, $sColumnName, $aColumnDef);
|
|
}
|
|
}
|
|
return $Ok;
|
|
}
|
|
|
|
function UpdateSequence($oDb,$sTableName,$sColName)
|
|
{
|
|
$sql = "SELECT MAX($sColName) FROM $sTableName";
|
|
|
|
$oDb->query($sql,__LINE__,__FILE__);
|
|
if ($oDb->next_record() && $oDb->f(0))
|
|
{
|
|
$sql = "SELECT setval('seq_$sTableName',".(1 + $oDb->f(0)).")";
|
|
if($GLOBALS['DEBUG']) { echo "<br>Updating sequence 'seq_$sTableName' using: $sql"; }
|
|
return $oDb->query($sql,__LINE__,__FILE__);
|
|
}
|
|
return True;
|
|
}
|
|
|
|
function GetSequenceSQL($sTableName, &$sSequenceSQL)
|
|
{
|
|
$sSequenceSQL = sprintf("CREATE SEQUENCE seq_%s", $sTableName);
|
|
return true;
|
|
}
|
|
|
|
function CreateTable($oProc, $aTables, $sTableName, $aTableDef, $bCreateSequence = true)
|
|
{
|
|
if($oProc->_GetTableSQL($sTableName, $aTableDef, $sTableSQL, $sSequenceSQL,$append_ix))
|
|
{
|
|
/* create sequence first since it will be needed for default */
|
|
if($bCreateSequence && $sSequenceSQL != '')
|
|
{
|
|
if($GLOBALS['DEBUG']) { echo '<br>Making sequence using: ' . $sSequenceSQL; }
|
|
$oProc->m_odb->query($sSequenceSQL);
|
|
}
|
|
|
|
if($append_ix)
|
|
{
|
|
$query = "CREATE TABLE $sTableName ($sTableSQL";
|
|
}
|
|
else
|
|
{
|
|
$query = "CREATE TABLE $sTableName ($sTableSQL)";
|
|
}
|
|
|
|
return !!($oProc->m_odb->query($query));
|
|
}
|
|
|
|
return false;
|
|
}
|
|
}
|
|
?>
|