Same name in this branch
  1. 6.x includes/database.pgsql.inc \db_table_exists()
  2. 6.x includes/database.mysqli.inc \db_table_exists()
  3. 6.x includes/database.mysql.inc \db_table_exists()
Same name and namespace in other branches
  1. 5.x includes/database.pgsql.inc \db_table_exists()
  2. 5.x includes/database.mysqli.inc \db_table_exists()
  3. 5.x includes/database.mysql.inc \db_table_exists()
  4. 7.x includes/database/database.inc \db_table_exists()
  5. 8.9.x core/includes/database.inc \db_table_exists()

Check if a table exists.

Parameters

$table: The name of the table.

Return value

TRUE if the table exists, and FALSE if the table does not exist.

Related topics

Database abstraction layer
Allow the use of different database servers using the same code base.
12 calls to db_table_exists()
blogapi_update_6001 in modules/blogapi/blogapi.install
Add blogapi_files table to enable size restriction for BlogAPI file uploads.
system_update_6019 in modules/system/system.install
Reconcile small differences in the previous, manually created mysql and pgsql schemas so they are the same and can be represented by a single schema structure.
system_update_6030 in modules/system/system.install
Add the tables required by actions.inc.
system_update_6032 in modules/system/system.install
profile_fields.name used to be nullable but is part of a unique key and so shouldn't be.
system_update_6033 in modules/system/system.install
Change node_comment_statistics to be not autoincrement.

... See full list

File

includes/database.mysql.inc, line 355
Database interface code for MySQL database servers.

Code

function db_table_exists($table) {
  return (bool) db_fetch_object(db_query("SHOW TABLES LIKE '{" . db_escape_table($table) . "}'"));
}