function db_drop_primary_key in Drupal 6

Same name in this branch

1. 6 includes/database.mysql-common.inc \db_drop_primary_key()
2. 6 includes/database.pgsql.inc \db_drop_primary_key()

Same name and namespace in other branches

1. 8 core/includes/database.inc \db_drop_primary_key()
2. 7 includes/database/database.inc \db_drop_primary_key()

Drop the primary key.

Parameters

$ret: Array to which query results will be added.

$table: The table to be altered.

Related topics

5 calls to db_drop_primary_key()

system_update_6001 in modules/system/system.install

Add version id column to {term_node} to allow taxonomy module to use revisions.

system_update_6002 in modules/system/system.install

Increase the maximum length of variable names from 48 to 128.

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_6022 in modules/system/system.install

Update files tables to associate files to a uid by default instead of a nid. Rename file_revisions to upload since it should only be used by the upload module used by upload to link files to nodes.

system_update_6043 in modules/system/system.install

Update table indices to make them more rational and useful.

File

includes/database.pgsql.inc, line 764

Database interface code for PostgreSQL database servers.

Code

function db_drop_primary_key(&$ret, $table) {
  $ret[] = update_sql('ALTER TABLE {' . $table . '} DROP CONSTRAINT {' . $table . '}_pkey');
}