File: insert_username.example

package info (click to toggle)
postgresql-13 13.16-0%2Bdeb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 153,784 kB
  • sloc: ansic: 876,381; sql: 94,589; yacc: 33,895; xml: 31,046; perl: 30,722; lex: 8,840; makefile: 6,072; sh: 4,877; cpp: 746; python: 158; asm: 65; sed: 16
file content (20 lines) | stat: -rw-r--r-- 560 bytes parent folder | download | duplicates (16)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
DROP TABLE username_test;

CREATE TABLE username_test (
	name		text,
	username	text not null
);

CREATE TRIGGER insert_usernames
	BEFORE INSERT OR UPDATE ON username_test
	FOR EACH ROW
	EXECUTE PROCEDURE insert_username (username);

INSERT INTO username_test VALUES ('nothing');
INSERT INTO username_test VALUES ('null', null);
INSERT INTO username_test VALUES ('empty string', '');
INSERT INTO username_test VALUES ('space', ' ');
INSERT INTO username_test VALUES ('tab', '	');
INSERT INTO username_test VALUES ('name', 'name');

SELECT * FROM username_test;