Fix queries to insulate from daylight savings time.

This commit is contained in:
Thomas G. Lockhart 2001-10-31 14:44:23 +00:00
parent 57584d70fa
commit c859ff92d0
2 changed files with 8 additions and 8 deletions

View File

@ -27,7 +27,7 @@ SELECT f1 AS "Time TZ" FROM TIMETZ_TBL;
23:59:59.99-07
(10 rows)
SELECT f1 AS "Three" FROM TIMETZ_TBL WHERE f1 < '05:06:07';
SELECT f1 AS "Three" FROM TIMETZ_TBL WHERE f1 < '05:06:07-07';
Three
-------------
00:01:00-07
@ -35,7 +35,7 @@ SELECT f1 AS "Three" FROM TIMETZ_TBL WHERE f1 < '05:06:07';
02:03:00-07
(3 rows)
SELECT f1 AS "Seven" FROM TIMETZ_TBL WHERE f1 > '05:06:07';
SELECT f1 AS "Seven" FROM TIMETZ_TBL WHERE f1 > '05:06:07-07';
Seven
----------------
07:07:00-08
@ -47,12 +47,12 @@ SELECT f1 AS "Seven" FROM TIMETZ_TBL WHERE f1 > '05:06:07';
23:59:59.99-07
(7 rows)
SELECT f1 AS "None" FROM TIMETZ_TBL WHERE f1 < '00:00';
SELECT f1 AS "None" FROM TIMETZ_TBL WHERE f1 < '00:00-07';
None
------
(0 rows)
SELECT f1 AS "Ten" FROM TIMETZ_TBL WHERE f1 >= '00:00';
SELECT f1 AS "Ten" FROM TIMETZ_TBL WHERE f1 >= '00:00-07';
Ten
----------------
00:01:00-07

View File

@ -17,13 +17,13 @@ INSERT INTO TIMETZ_TBL VALUES ('11:59:59.99 PM PDT');
SELECT f1 AS "Time TZ" FROM TIMETZ_TBL;
SELECT f1 AS "Three" FROM TIMETZ_TBL WHERE f1 < '05:06:07';
SELECT f1 AS "Three" FROM TIMETZ_TBL WHERE f1 < '05:06:07-07';
SELECT f1 AS "Seven" FROM TIMETZ_TBL WHERE f1 > '05:06:07';
SELECT f1 AS "Seven" FROM TIMETZ_TBL WHERE f1 > '05:06:07-07';
SELECT f1 AS "None" FROM TIMETZ_TBL WHERE f1 < '00:00';
SELECT f1 AS "None" FROM TIMETZ_TBL WHERE f1 < '00:00-07';
SELECT f1 AS "Ten" FROM TIMETZ_TBL WHERE f1 >= '00:00';
SELECT f1 AS "Ten" FROM TIMETZ_TBL WHERE f1 >= '00:00-07';
--
-- TIME simple math