Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
Comment: | Fix a problem in the code generator for sorting results with SRT_EphemTab and a LIMIT clause. |
---|---|
Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA3-256: |
49fcde2f1f981ac0c75728bed3444e7c |
User & Date: | drh 2019-01-16 19:26:31.946 |
Context
2019-01-16
| ||
19:44 | Fix a problem in the fts3 matchinfo() function with corrupt database handling. (check-in: 24ed5fb6ae user: dan tags: trunk) | |
19:26 | Fix a problem in the code generator for sorting results with SRT_EphemTab and a LIMIT clause. (check-in: 49fcde2f1f user: drh tags: trunk) | |
14:58 | Fix a problem with renaming a column that is used as part of an ORDER BY on a compound SELECT within a database view or trigger. (check-in: b4b5741366 user: dan tags: trunk) | |
Changes
Changes to src/select.c.
︙ | ︙ | |||
1453 1454 1455 1456 1457 1458 1459 | iTab = pSort->iECursor; if( eDest==SRT_Output || eDest==SRT_Coroutine || eDest==SRT_Mem ){ regRowid = 0; regRow = pDest->iSdst; }else{ regRowid = sqlite3GetTempReg(pParse); | > > > > | > | 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 | iTab = pSort->iECursor; if( eDest==SRT_Output || eDest==SRT_Coroutine || eDest==SRT_Mem ){ regRowid = 0; regRow = pDest->iSdst; }else{ regRowid = sqlite3GetTempReg(pParse); if( eDest==SRT_EphemTab || eDest==SRT_Table ){ regRow = sqlite3GetTempReg(pParse); nColumn = 0; }else{ regRow = sqlite3GetTempRange(pParse, nColumn); } } nKey = pOrderBy->nExpr - pSort->nOBSat; if( pSort->sortFlags & SORTFLAG_UseSorter ){ int regSortOut = ++pParse->nMem; iSortTab = pParse->nTab++; if( pSort->labelBkOut ){ addrOnce = sqlite3VdbeAddOp0(v, OP_Once); VdbeCoverage(v); |
︙ | ︙ | |||
1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 | sqlite3VdbeAddOp3(v, OP_Column, iSortTab, iRead, regRow+i); VdbeComment((v, "%s", aOutEx[i].zName?aOutEx[i].zName : aOutEx[i].zSpan)); } } switch( eDest ){ case SRT_Table: case SRT_EphemTab: { sqlite3VdbeAddOp2(v, OP_NewRowid, iParm, regRowid); sqlite3VdbeAddOp3(v, OP_Insert, iParm, regRow, regRowid); sqlite3VdbeChangeP5(v, OPFLAG_APPEND); break; } #ifndef SQLITE_OMIT_SUBQUERY case SRT_Set: { | > | 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 | sqlite3VdbeAddOp3(v, OP_Column, iSortTab, iRead, regRow+i); VdbeComment((v, "%s", aOutEx[i].zName?aOutEx[i].zName : aOutEx[i].zSpan)); } } switch( eDest ){ case SRT_Table: case SRT_EphemTab: { sqlite3VdbeAddOp3(v, OP_Column, iSortTab, nKey+bSeq, regRow); sqlite3VdbeAddOp2(v, OP_NewRowid, iParm, regRowid); sqlite3VdbeAddOp3(v, OP_Insert, iParm, regRow, regRowid); sqlite3VdbeChangeP5(v, OPFLAG_APPEND); break; } #ifndef SQLITE_OMIT_SUBQUERY case SRT_Set: { |
︙ | ︙ |
Changes to test/select1.test.
︙ | ︙ | |||
1076 1077 1078 1079 1080 1081 1082 | catchsql {SELECT 1 FROM (SELECT *)} } {1 {no tables specified}} # 2015-04-17: assertion fix. do_catchsql_test select1-16.2 { SELECT 1 FROM sqlite_master LIMIT 1,#1; } {1 {near "#1": syntax error}} | | > > > > > > > > > > > > > > > > > > > | 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 | catchsql {SELECT 1 FROM (SELECT *)} } {1 {no tables specified}} # 2015-04-17: assertion fix. do_catchsql_test select1-16.2 { SELECT 1 FROM sqlite_master LIMIT 1,#1; } {1 {near "#1": syntax error}} # 2019-01-16 Chromium bug 922312 # Sorting with a LIMIT clause using SRT_EphemTab and SRT_Table # do_execsql_test select1-17.1 { DROP TABLE IF EXISTS t1; DROP TABLE IF EXISTS t2; CREATE TABLE t1(x); INSERT INTO t1 VALUES(1); CREATE TABLE t2(y,z); INSERT INTO t2 VALUES(2,3); CREATE INDEX t2y ON t2(y); SELECT * FROM t1,(SELECT * FROM t2 WHERE y=2 ORDER BY y,z); } {1 2 3} do_execsql_test select1-17.2 { SELECT * FROM t1,(SELECT * FROM t2 WHERE y=2 ORDER BY y,z LIMIT 4); } {1 2 3} do_execsql_test select1-17.3 { SELECT * FROM t1,(SELECT * FROM t2 WHERE y=2 UNION ALL SELECT * FROM t2 WHERE y=3 ORDER BY y,z LIMIT 4); } {1 2 3} finish_test |
Changes to test/with1.test.
︙ | ︙ | |||
1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 | # problems. This problem was discovered by Matt Denton. # do_execsql_test 21.1 { WITH RECURSIVE t21(a,b) AS ( WITH t21(x) AS (VALUES(1)) SELECT x, x FROM t21 ORDER BY 1 ) SELECT * FROM t21 AS tA, t21 AS tB } {1 1 1 1} do_execsql_test 21.2 { SELECT printf('', EXISTS (WITH RECURSIVE Table0 AS (WITH Table0 AS (SELECT DISTINCT 1) SELECT *, * FROM Table0 ORDER BY 1 DESC) SELECT * FROM Table0 NATURAL JOIN Table0)); | > > > > > > > > | 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 | # problems. This problem was discovered by Matt Denton. # do_execsql_test 21.1 { WITH RECURSIVE t21(a,b) AS ( WITH t21(x) AS (VALUES(1)) SELECT x, x FROM t21 ORDER BY 1 ) SELECT * FROM t21 AS tA, t21 AS tB } {1 1 1 1} do_execsql_test 21.1b { /* This variant from chromium bug 922312 on 2019-01-16 */ WITH RECURSIVE t21(a,b) AS ( WITH t21(x) AS (VALUES(1)) SELECT x, x FROM t21 ORDER BY 1 LIMIT 5 ) SELECT * FROM t21 AS tA, t21 AS tB } {1 1 1 1} do_execsql_test 21.2 { SELECT printf('', EXISTS (WITH RECURSIVE Table0 AS (WITH Table0 AS (SELECT DISTINCT 1) SELECT *, * FROM Table0 ORDER BY 1 DESC) SELECT * FROM Table0 NATURAL JOIN Table0)); |
︙ | ︙ |