function db_next_id in Drupal 4

Same name in this branch

1. 4 includes/database.mysqli.inc \db_next_id()
2. 4 includes/database.mysql.inc \db_next_id()
3. 4 includes/database.pgsql.inc \db_next_id()

Same name and namespace in other branches

1. 8 core/includes/database.inc \db_next_id()
2. 5 includes/database.mysqli.inc \db_next_id()
3. 5 includes/database.mysql.inc \db_next_id()
4. 5 includes/database.pgsql.inc \db_next_id()
5. 7 includes/database/database.inc \db_next_id()

Return a new unique ID in the given sequence.

For compatibility reasons, Drupal does not use auto-numbered fields in its database tables. Instead, this function is used to return a new unique ID of the type requested. If necessary, a new sequence with the given name will be created.

Related topics

15 calls to db_next_id()

aggregator_save_category in modules/aggregator.module

Add/edit/delete aggregator categories.

aggregator_save_feed in modules/aggregator.module

Add/edit/delete an aggregator feed.

aggregator_save_item in modules/aggregator.module

comment_save in modules/comment.module

Accepts a submission of new or changed comment content.

drupal_client_ping in modules/drupal.module

Callback function from drupal_xmlrpc() called when another site pings this one.

... See full list

File

includes/database.pgsql.inc, line 199

Database interface code for PostgreSQL database servers.

Code

function db_next_id($name) {
  $id = db_result(db_query("SELECT nextval('%s_seq')", db_prefix_tables($name)));
  return $id;
}