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Overview
Comment: | Fix a problem caused by a sub-query containing a window function in the FROM clause of a query that itself uses a window function. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | exp-window-functions |
Files: | files | file ages | folders |
SHA3-256: |
f4b1b6f85b53d72e735a1382f7c3de75 |
User & Date: | dan 2018-06-19 18:11:05.635 |
Context
2018-06-19
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19:15 | Merge latest trunk changes with this branch. (check-in: 6ad0e64b46 user: dan tags: exp-window-functions) | |
18:11 | Fix a problem caused by a sub-query containing a window function in the FROM clause of a query that itself uses a window function. (check-in: f4b1b6f85b user: dan tags: exp-window-functions) | |
17:13 | Fix a problem with using min() or max() as a window function. (check-in: 801074ce63 user: dan tags: exp-window-functions) | |
Changes
Changes to src/select.c.
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4989 4990 4991 4992 4993 4994 4995 | static void selectAddSubqueryTypeInfo(Walker *pWalker, Select *p){ Parse *pParse; int i; SrcList *pTabList; struct SrcList_item *pFrom; assert( p->selFlags & SF_Resolved ); | | | 4989 4990 4991 4992 4993 4994 4995 4996 4997 4998 4999 5000 5001 5002 5003 | static void selectAddSubqueryTypeInfo(Walker *pWalker, Select *p){ Parse *pParse; int i; SrcList *pTabList; struct SrcList_item *pFrom; assert( p->selFlags & SF_Resolved ); if( p->selFlags & SF_HasTypeInfo ) return; p->selFlags |= SF_HasTypeInfo; pParse = pWalker->pParse; pTabList = p->pSrc; for(i=0, pFrom=pTabList->a; i<pTabList->nSrc; i++, pFrom++){ Table *pTab = pFrom->pTab; assert( pTab!=0 ); if( (pTab->tabFlags & TF_Ephemeral)!=0 ){ |
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Changes to test/window1.test.
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347 348 349 350 351 352 353 354 355 356 | WINDOW xyz AS (PARTITION BY (x%2) ORDER BY x) ORDER BY 1 } {1 g g 2 i i 3 l l 4 g i 5 a l 6 m m} do_execsql_test 9.1.3 { SELECT * FROM t5 ORDER BY 1 } {1 g g 2 i i 3 l l 4 g i 5 a l 6 m m} finish_test | > > > > > > > > > > > > > > > | 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 | WINDOW xyz AS (PARTITION BY (x%2) ORDER BY x) ORDER BY 1 } {1 g g 2 i i 3 l l 4 g i 5 a l 6 m m} do_execsql_test 9.1.3 { SELECT * FROM t5 ORDER BY 1 } {1 g g 2 i i 3 l l 4 g i 5 a l 6 m m} do_execsql_test 9.2 { WITH aaa(x, y, z) AS ( SELECT x, y, max(y) OVER xyz FROM t4 WINDOW xyz AS (PARTITION BY (x%2) ORDER BY x) ) SELECT * FROM aaa ORDER BY 1; } {1 g g 2 i i 3 l l 4 g i 5 a l 6 m m} do_execsql_test 9.3 { WITH aaa(x, y, z) AS ( SELECT x, y, max(y) OVER xyz FROM t4 WINDOW xyz AS (ORDER BY x) ) SELECT *, min(z) OVER (ORDER BY x) FROM aaa ORDER BY 1; } {1 g g g 2 i i g 3 l l g 4 g l g 5 a l g 6 m m g} finish_test |