DROP_TEXT_SEARCH_CONFIGURATION - remove a text search configuration
DROP TEXT SEARCH CONFIGURATION [ IF EXISTS ] name [ CASCADE | RESTRICT ]DROP TEXT SEARCH CONFIGURATION drops an existing text search configuration. To execute this command you must be the owner of the configuration.
IF EXISTS
Do not throw an error if the text search configuration does not exist. A notice is issued in this case.
name
The name (optionally schema-qualified) of an existing text search configuration.
CASCADE
Automatically drop objects that depend on the text search configuration, and in turn all objects that depend on those objects (see Section 5.14).
RESTRICT
Refuse to drop the text search configuration if any objects depend on it. This is the default.
Remove the text search configuration my_english:
DROP TEXT SEARCH CONFIGURATION my_english;
This command will not succeed if there are any existing indexes that reference the configuration in to_tsvector calls. Add CASCADE to drop such indexes along with the text search configuration.
There is no DROP TEXT SEARCH CONFIGURATION statement in the SQL standard.
ALTER TEXT SEARCH CONFIGURATION (ALTER_TEXT_SEARCH_CONFIGURATION(7)), CREATE TEXT SEARCH CONFIGURATION (CREATE_TEXT_SEARCH_CONFIGURATION(7))