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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:17:33 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:17:33 +0000 |
commit | 5e45211a64149b3c659b90ff2de6fa982a5a93ed (patch) | |
tree | 739caf8c461053357daa9f162bef34516c7bf452 /contrib/spi/moddatetime.example | |
parent | Initial commit. (diff) | |
download | postgresql-15-5e45211a64149b3c659b90ff2de6fa982a5a93ed.tar.xz postgresql-15-5e45211a64149b3c659b90ff2de6fa982a5a93ed.zip |
Adding upstream version 15.5.upstream/15.5
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'contrib/spi/moddatetime.example')
-rw-r--r-- | contrib/spi/moddatetime.example | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/contrib/spi/moddatetime.example b/contrib/spi/moddatetime.example new file mode 100644 index 0000000..65af388 --- /dev/null +++ b/contrib/spi/moddatetime.example @@ -0,0 +1,27 @@ +DROP TABLE mdt; + +CREATE TABLE mdt ( + id int4, + idesc text, + moddate timestamp DEFAULT CURRENT_TIMESTAMP NOT NULL +); + +CREATE TRIGGER mdt_moddatetime + BEFORE UPDATE ON mdt + FOR EACH ROW + EXECUTE PROCEDURE moddatetime (moddate); + +INSERT INTO mdt VALUES (1, 'first'); +INSERT INTO mdt VALUES (2, 'second'); +INSERT INTO mdt VALUES (3, 'third'); + +SELECT * FROM mdt; + +UPDATE mdt SET id = 4 + WHERE id = 1; +UPDATE mdt SET id = 5 + WHERE id = 2; +UPDATE mdt SET id = 6 + WHERE id = 3; + +SELECT * FROM mdt; |