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Now we aren't guessing check constraint names

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but getting the real ones under MSSQL. MDL-9356
This commit is contained in:
stronk7 2007-09-11 19:07:17 +00:00
parent f0dfc20124
commit 92529a70fa
1 changed files with 12 additions and 5 deletions
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9
lib/xmldb/classes/generators/mssql/mssql.class.php
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@ -373,9 +373,16 @@ class XMLDBmssql extends XMLDBgenerator {
* (usually invoked from getModifyEnumSQL() * (usually invoked from getModifyEnumSQL()
*/ */
function getDropEnumSQL($xmldb_table, $xmldb_field) { function getDropEnumSQL($xmldb_table, $xmldb_field) {
/// Let's introspect to know the real name of the check constraint
if ($check_constraints = $this->getCheckConstraintsFromDB($xmldb_table, $xmldb_field)) {
$check_constraint = array_shift($check_constraints); /// Get the 1st (should be only one)
$constraint_name = strtolower($check_constraint->name); /// Extract the REAL name
/// All we have to do is to drop the check constraint /// All we have to do is to drop the check constraint
return array('ALTER TABLE ' . $this->getTableName($xmldb_table) . return array('ALTER TABLE ' . $this->getTableName($xmldb_table) .
' DROP CONSTRAINT ' . $this->getNameForObject($xmldb_table->getName(), $xmldb_field->getName(), 'ck')); ' DROP CONSTRAINT ' . $constraint_name);
} else { /// Constraint not found. Nothing to do
return array();
}
} }
/** /**