DROP TEXT SEARCH DICTIONARY
Name
DROP TEXT SEARCH DICTIONARY -- remove a text search dictionary
Synopsis
DROP TEXT SEARCH DICTIONARY [ IF EXISTS ] name [ CASCADE | RESTRICT ]
描述
DROP TEXT SEARCH DICTIONARY drops an existing text
search dictionary. To execute this command you must be the owner of the
dictionary.
参数
- IF EXISTS
Do not throw an error if the text search dictionary does not exist.
A notice is issued in this case.
- name
The name (optionally schema-qualified) of an existing text search
dictionary.
- CASCADE
Automatically drop objects that depend on the text search dictionary.
- RESTRICT
Refuse to drop the text search dictionary if any objects depend on it.
This is the default.
例子
Remove the text search dictionary english:
DROP TEXT SEARCH DICTIONARY english;
This command will not succeed if there are any existing text search
configurations that use the dictionary. Add CASCADE to
drop such configurations along with the dictionary.
兼容性
There is no DROP TEXT SEARCH DICTIONARY statement in the
SQL standard.