}
public function delete( $table, $conds, $fname = __METHOD__ ) {
+ global $wgActorTableSchemaMigrationStage;
+
if ( is_array( $conds ) ) {
$conds = $this->wrapConditionsForWhere( $table, $conds );
}
// a hack for deleting pages, users and images (which have non-nullable FKs)
// all deletions on these tables have transactions so final failure rollbacks these updates
+ // @todo: Normalize the schema to match MySQL, no special FKs and such
$table = $this->tableName( $table );
- if ( $table == $this->tableName( 'user' ) ) {
+ if ( $table == $this->tableName( 'user' ) && $wgActorTableSchemaMigrationStage < MIGRATION_NEW ) {
$this->update( 'archive', [ 'ar_user' => 0 ],
[ 'ar_user' => $conds['user_id'] ], $fname );
$this->update( 'ipblocks', [ 'ipb_user' => 0 ],
return '(' . $this->selectSQLText( $table, $fld, $conds, null, [], $join_conds ) . ')';
}
+ public function buildSubstring( $input, $startPosition, $length = null ) {
+ $this->assertBuildSubstringParams( $startPosition, $length );
+ $params = [ $input, $startPosition ];
+ if ( $length !== null ) {
+ $params[] = $length;
+ }
+ return 'SUBSTR(' . implode( ',', $params ) . ')';
+ }
+
/**
* @param string $field Field or column to cast
* @return string