drh
6e17529e97
Fix the min/max optimizer so that it works when the FROM clause is a
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subquery. Ticket #658 . (CVS 1293)
FossilOrigin-Name: 31c94acc72d318b5dec0fef1485621943add45c8
2004-03-13 14:00:36 +00:00
drh
268380ca9e
Min() and max() functions honor the distinction between TEXT and NUMERIC
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data. Ticket #623 . typeof() is now a user function. Some tests are
now failing due to ticket #521 . (CVS 1272)
FossilOrigin-Name: adbe31adf1ad0ca723203ca3d7dc480324c60d43
2004-02-25 13:47:31 +00:00
drh
0c37e6309b
Make sure min() and max() optimizations work for subqueries. Ticket #587 . (CVS 1201)
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FossilOrigin-Name: af73fbca839f8cbe39c21f1f9e439fe9b79005c8
2004-01-30 02:01:03 +00:00
drh
e5f50722b4
Make sure the min() and max() optimizer works correctly when there
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is a LIMIT clause. Ticket #396 . (CVS 1057)
FossilOrigin-Name: c35e50717678703763c696e3e9b265add2ca6454
2003-07-19 00:44:14 +00:00
drh
d4d595f94c
Make sure the min() and max() optimizations work on empty indexed tables.
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Ticket #296 . (CVS 914)
FossilOrigin-Name: 98ef6110068e5ed3cd77a14b004f890b79b731f7
2003-04-17 12:44:23 +00:00
drh
f570f011eb
Refinements to NULL processing: NULLs are indistinct for DISTINCT and UNION.
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Multiplying a NULL by zero yields zero. In a CASE expression, a NULL comparison
is considered false, not NULL. With these changes, NULLs in SQLite now work
the same as in PostgreSQL and in Oracle. (CVS 600)
FossilOrigin-Name: da61aa1d238539dff9c43fd9f464d311e28d669f
2002-05-31 15:51:25 +00:00
drh
739105c72c
Built-in aggregate functions (MIN, SUM, AVG, etc) should ignore NULL entires. (CVS 597)
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FossilOrigin-Name: 19ae12bef210ae5fe171f10833faa38d640c129f
2002-05-29 23:22:23 +00:00
drh
bb113518f9
Bug fixes and additional test cases for the distinct-NULL patch. (CVS 592)
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FossilOrigin-Name: 0e268d0c0faa02c3f95e1567cf631b7a04bfbdf0
2002-05-27 01:04:51 +00:00
drh
5cf8e8c7fa
New ROWIDs are numbered sequentially. (CVS 383)
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FossilOrigin-Name: 1686196a8aea326f616bc8205df99cd84d955ec4
2002-02-19 22:42:05 +00:00
