From: drh <>
Date: Sat, 25 Mar 2023 23:52:05 +0000 (+0000)
Subject: When the left table of a RIGHT JOIN is used inside an aggregate function and the... 
X-Git-Tag: version-3.42.0~212
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b900f9e6e8571f266f6d5d2bc22518c598ea92bc;p=thirdparty%2Fsqlite.git

When the left table of a RIGHT JOIN is used inside an aggregate function and the left table employs an index on expressions, then make sure the expressions evaluate to NULL for the cases where the left table should be NULL. Fix for
[forum:/forumpost/9b491e1deb|forum post 9b491e1deb].

FossilOrigin-Name: ffe23af73fcb324df988a00be343654ce7078b7208647c4eb779d666b8297e7c
---

b900f9e6e8571f266f6d5d2bc22518c598ea92bc
diff --cc manifest
index 0f9117b1ce,20441d9d79..85c614c489
--- a/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C When\sreading\ssqlite_stat4\sdata\sduring\squery\splanning,\sbe\ssure\sto\sexpand\nzeroblobs\sprior\sto\srunning\scomparisons.\s\sFix\sfor\sthe\sissue\sidentified\nby\s[forum:/forumpost/5275207102|forum\spost\s5275207102].
- D 2023-03-25T22:37:23.202
 -C Add\susage\sdetection\sto\sthe\sNULL\svalue\sgenerator\sfor\sthe\sleft\stable\sof\sa\nRIGHT\sJOIN\sinside\sof\san\saggregate.
 -D 2023-03-25T23:40:21.196
++C When\sthe\sleft\stable\sof\sa\sRIGHT\sJOIN\sis\sused\sinside\san\saggregate\sfunction\sand\sthe\sleft\stable\semploys\san\sindex\son\sexpressions,\sthen\smake\ssure\sthe\sexpressions\sevaluate\sto\sNULL\sfor\sthe\scases\swhere\sthe\sleft\stable\sshould\sbe\sNULL.\sFix\sfor\n[forum:/forumpost/9b491e1deb|forum\spost\s9b491e1deb].
++D 2023-03-25T23:52:05.666
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  F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@@ -2051,8 -2051,8 +2051,9 @@@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a9
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  U drh
- Z 5b3601bdf9b325a3bd0226a3a60df613
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++Z d658d6cec90cfd7621a51815fecf3fc5
  # Remove this line to create a well-formed Fossil manifest.
diff --cc manifest.uuid
index 4c444a3bb6,f9540775bd..84bfa0315c
--- a/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- 5c8dd8dfcaab9c364b3a126ca35880ef57f5cecbe030771e646c934c8cf43709
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