maybe_create_table( string $table_name, string $create_ddl )
Creates a table in the database if it doesn’t already exist.
Parameters
- $table_name
-
(Required) Database table name.
- $create_ddl
-
(Required) SQL statement to create table.
Return
(bool) True on success or if the table already exists. False on failure.
Source
File: wp-admin/install-helper.php
function maybe_create_table($table_name, $create_ddl) {
global $wpdb;
$query = $wpdb->prepare( "SHOW TABLES LIKE %s", $wpdb->esc_like( $table_name ) );
if ( $wpdb->get_var( $query ) == $table_name ) {
return true;
}
// Didn't find it try to create it..
$wpdb->query($create_ddl);
// We cannot directly tell that whether this succeeded!
if ( $wpdb->get_var( $query ) == $table_name ) {
return true;
}
return false;
}
Changelog
Version | Description |
---|---|
1.0.0 | Introduced. |