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improve detection of PostgreSQL version number

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This commit is contained in:
gbateson 2006-09-01 22:44:07 +00:00
parent 681ba47a59
commit c2e04a5df1
1 changed files with 18 additions and 6 deletions
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24
mod/hotpot/db/update_to_v2.php
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@ -1016,12 +1016,16 @@ function hotpot_db_add_index($table, $field, $length='') {
switch (strtolower($CFG->dbtype)) {
case 'mysql' :
$length = empty($length) ? '' : " ($length)";
$ok = $ok && $db->Execute("ALTER TABLE `$table` ADD INDEX `$index` (`$field`$length)");
$field = "`$field`";
if ($length) {
$field = "$field ($length)";
}
$ok = $ok && $db->Execute("ALTER TABLE `$table` ADD INDEX `$index` ($field)");
break;
case 'postgres7' :
$field = '"'.$field.'"';
if ($length) {
$field = "SUBSTR(\"$field\",$length)";
$field = "SUBSTR($field,$length)";
}
$ok = $ok && $db->Execute("CREATE INDEX $index ON $table ($field)");
break;
@ -1236,9 +1240,17 @@ function hotpot_db_update_field_type($table, $oldfield, $field, $type, $size, $u
$ok = $ok && execute_sql("ALTER TABLE `$table` $action `$field` $fieldtype");
break;
case 'postgres7':
// get db version
$dbinfo = $db->ServerInfo();
$dbversion = substr($dbinfo['version'],0,3);
// get db version
// N.B. $db->ServerInfo() usually returns blank
// (except lib/adodb/drivers/adodb-postgre64-inc.php)
$dbversion = '';
$rs = $db->Execute("SELECT version()");
if ($rs && $rs->RecordCount()>0) {
$records = $rs->GetArray();
if (preg_match('/\d+\.\d+/', $records[0][0], $matches)) {
$dbversion = $matches[0];
}
}
$tmpfield = 'temporary_'.$field.'_'.time();
switch (strtoupper($type)) {
case "INTEGER":