abstract public function DatabaseSchema::dropPrimaryKey

cis7 schema.inc abstract public DatabaseSchema::dropPrimaryKey($table)
cle7 schema.inc abstract public DatabaseSchema::dropPrimaryKey($table)
elmsmedia7 schema.inc abstract public DatabaseSchema::dropPrimaryKey($table)
icor7 schema.inc abstract public DatabaseSchema::dropPrimaryKey($table)
meedjum_blog7 schema.inc abstract public DatabaseSchema::dropPrimaryKey($table)
mooc7 schema.inc abstract public DatabaseSchema::dropPrimaryKey($table)

Drop the primary key.

Parameters

$table: The table to be altered.

Return value

TRUE if the primary key was successfully dropped, FALSE if there was no primary key on this table to begin with.

3 methods override DatabaseSchema::dropPrimaryKey()
DatabaseSchema_mysql::dropPrimaryKey in includes/database/mysql/schema.inc
Drop the primary key.
DatabaseSchema_pgsql::dropPrimaryKey in includes/database/pgsql/schema.inc
Drop the primary key.
DatabaseSchema_sqlite::dropPrimaryKey in includes/database/sqlite/schema.inc
Drop the primary key.

File

includes/database/schema.inc, line 513
Generic Database schema code.

Class

DatabaseSchema

Code

abstract public function dropPrimaryKey($table);