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Enhance the sqlite3ExprCompare() routine so that it knows to compare the

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OVER clause of window functions.

FossilOrigin-Name: 0a7649afebc9349bf44a0e3588e81ab595ea85be1c70de08859ea76a7b271f62
This commit is contained in:
drh 2018-07-10 06:47:07 +00:00
parent a1fd4b520b
commit 6cbb4c936c
3 changed files with 15 additions and 7 deletions
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@ -1,5 +1,5 @@
C Enhance\sthe\sTreeView\smechanism\sso\sthat\sit\sshows\sthe\swindow\sfunction\ndata\sstructures\sas\spart\sof\sthe\sabstract\ssyntax\stree.
D 2018-07-10T06:32:53.781
C Enhance\sthe\ssqlite3ExprCompare()\sroutine\sso\sthat\sit\sknows\sto\scompare\sthe\nOVER\sclause\sof\swindow\sfunctions.
D 2018-07-10T06:47:07.491
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F Makefile.in 0a3a6c81e6fcb969ff9106e882f0a08547014ba463cb6beca4c4efaecc924ee6
@ -447,7 +447,7 @@ F src/date.c ebe1dc7c8a347117bb02570f1a931c62dd78f4a2b1b516f4837d45b7d6426957
F src/dbpage.c 4aa7f26198934dbd002e69418220eae3dbc71b010bbac32bd78faf86b52ce6c3
F src/dbstat.c edabb82611143727511a45ca0859b8cd037851ebe756ae3db289859dd18b6f91
F src/delete.c 4c8c7604277a2041647f96b78f4b9a47858e9217e4fb333d35e7b5ab32c5b57f
F src/expr.c 7e257eeffe9553c10a6ac0a1f0177bf740c4da834e7d6e2cbb7d3ebaa3d7f3e1
F src/expr.c e5861888a30d63611f59861d9b8c7adb591f04a6924d3683484e4f47ce59e148
F src/fault.c 460f3e55994363812d9d60844b2a6de88826e007
F src/fkey.c b1da9ef8dc834603bb0d28972378a7ce65897847f9a1e89ab800bbdf24c788ee
F src/func.c 7c288b4ce309b5a8b8473514b88e1f8e69a80134509a8c0db8e39c858e367e7f
@ -1746,7 +1746,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
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R d511286d824e78f6045de8ea27dbb818
U drh
Z c5933f33cc5508d96ff93ada77827be8
Z 254538629d66367cc0a68844114b45e9

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0a7649afebc9349bf44a0e3588e81ab595ea85be1c70de08859ea76a7b271f62

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src/expr.c
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@ -4951,6 +4951,14 @@ int sqlite3ExprCompare(Parse *pParse, Expr *pA, Expr *pB, int iTab){
if( pA->iTable!=pB->iTable
&& (pA->iTable!=iTab || NEVER(pB->iTable>=0)) ) return 2;
}
#ifndef SQLITE_OMIT_WINDOWFUNC
if( pA->pWin!=0 ){
if( pB->pWin==0 ) return 2;
if( sqlite3WindowCompare(pParse,pA->pWin,pB->pWin)!=0 ) return 2;
}else if( pB->pWin!=0 ){
return 2;
}
#endif
}
return 0;
}