postgresql/contrib/dateformat/test/README

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TO/FROM CHAR tests
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* rand_datetime
The program 'rand_datetime' output a random datetime strings
(with yaer range 0..9999), you can use this for datetime testing.
You can usage this (example) for table filling.
Usage:
./rand_datetime <randfile> <num> <prefix> <postfix>
Example:
./rand_datetime /dev/urandom 2 "INSERT INTO tab VALUES('" "'::datetime);"
INSERT INTO tab VALUES('Sat 27 Jul 13:08:57 19618'::datetime);
INSERT INTO tab VALUES('Wed 25 Aug 20:31:50 27450'::datetime);
* regress
psql < regress.sql (all answers, must be TRUE, for Posgres
datestyle)
--> TO_DATE() is simular as FROM_CHAR(), but convert full datetime
to date ==> needn't test (?).