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silverstripe-postgresql
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Add IF EXISTS check for contraint

This commit is contained in:
Colm McBarron 2017-07-24 11:15:41 +01:00
parent d2bb29938d
commit c25dad5dfc
1 changed files with 2 additions and 2 deletions
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4
code/PostgreSQLSchemaManager.php
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@ -488,7 +488,7 @@ class PostgreSQLSchemaManager extends DBSchemaManager {
//First, delete any existing constraint on this column, even if it's no longer an enum
if($existing_constraint) {
$alterCol .= ",\nDROP CONSTRAINT \"{$tableName}_{$colName}_check\"";
$alterCol .= ",\nDROP CONSTRAINT IF EXISTS \"{$tableName}_{$colName}_check\"";
}
//Now create the constraint (if we've asked for one)
@ -1393,7 +1393,7 @@ class PostgreSQLSchemaManager extends DBSchemaManager {
array("{$partition_name}_pkey")
);
if($existing_constraint){
$this->query("ALTER TABLE \"$partition_name\" DROP CONSTRAINT \"{$partition_name}_pkey\";");
$this->query("ALTER TABLE \"$partition_name\" DROP CONSTRAINT IF EXISTS \"{$partition_name}_pkey\";");
}
$this->dropTrigger(strtolower('trigger_' . $tableName . '_insert'), $tableName);
}