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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. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL 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 |
Context
|
2018-06-19
| ||
| 19:15 | Merge latest trunk changes with this branch. check-in: 6ad0e64b 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: f4b1b6f8 user: dan tags: exp-window-functions | |
| 17:13 | Fix a problem with using min() or max() as a window function. check-in: 801074ce user: dan tags: exp-window-functions | |
Changes
Changes to src/select.c.
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 );
assert( (p->selFlags & SF_HasTypeInfo)==0 );
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 ){
|
| |
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 ){
|
Changes to test/window1.test.
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
|