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Annihilate one wrong use of getNameForObject() now

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that we are able to detect REAL check constraints names
This commit is contained in:
stronk7 2007-09-11 19:39:28 +00:00
parent da40b0beab
commit dc6cc11a72
1 changed files with 6 additions and 9 deletions
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15
lib/xmldb/classes/generators/mssql/mssql.class.php
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@ -154,7 +154,8 @@ class XMLDBmssql extends XMLDBgenerator {
/**
* Given one XMLDBTable and one XMLDBField, return the SQL statements needded to drop the field from the table
* MSSQL overwrites the standard sentence because it needs to do some extra work dropping the default constraints
* MSSQL overwrites the standard sentence because it needs to do some extra work dropping the default and
* check constraints
*/
function getDropFieldSQL($xmldb_table, $xmldb_field) {
@ -166,21 +167,17 @@ class XMLDBmssql extends XMLDBgenerator {
$tablename = $this->getTableName($xmldb_table);
$fieldname = $this->getEncQuoted($xmldb_field->getName());
$checkconsname = $this->getNameForObject($xmldb_table->getName(), $xmldb_field->getName(), 'ck');
/// Look for any default constraint in this field and drop it
if ($defaultname = $this->getDefaultConstraintName($xmldb_table, $xmldb_field)) {
$results[] = 'ALTER TABLE ' . $tablename . ' DROP CONSTRAINT ' . $defaultname;
}
/// Look for any check constraint in this field and drop it
if ($check = get_record_sql("SELECT id, object_name(constid) AS checkconstraint
FROM sysconstraints
WHERE id = object_id('{$tablename}') AND
object_name(constid) = '$checkconsname'")) {
$results[] = 'ALTER TABLE ' . $tablename . ' DROP CONSTRAINT ' . $check->checkconstraint;
if ($drop_check = $this->getDropEnumSQL($xmldb_table, $xmldb_field)) {
$results = array_merge($results, $drop_check);
}
/// Build the standard alter table drop
/// Build the standard alter table drop column
$results[] = 'ALTER TABLE ' . $tablename . ' DROP COLUMN ' . $fieldname;
return $results;