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Overview
| Comment: | Fix a problem with using json1 window functions with an EXCLUDE clause. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
4a1978814da41608a16f6953bd575c97 |
| User & Date: | dan 2019-09-13 20:42:46 |
Context
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2019-09-14
| ||
| 00:21 | Fix the windows inverse function on the JSON aggregates. check-in: f464d847af user: drh tags: trunk | |
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2019-09-13
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| 20:42 | Fix a problem with using json1 window functions with an EXCLUDE clause. check-in: 4a1978814d user: dan tags: trunk | |
| 18:59 | Fix the windowB test module so that it works even if SQLite is built without JSON support. check-in: 807975c76b user: drh tags: trunk | |
Changes
Changes to src/window.c.
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);
assert( bInverse==0 || bInverse==1 );
sqlite3VdbeAddOp2(v, OP_AddImm, pWin->regApp+1-bInverse, 1);
}else if( pFunc->xSFunc!=noopStepFunc ){
int addrIf = 0;
if( pWin->pFilter ){
int regTmp;
assert( nArg==0 || nArg==pWin->pOwner->x.pList->nExpr );
assert( nArg || pWin->pOwner->x.pList==0 );
regTmp = sqlite3GetTempReg(pParse);
sqlite3VdbeAddOp3(v, OP_Column, csr, pWin->iArgCol+nArg,regTmp);
addrIf = sqlite3VdbeAddOp3(v, OP_IfNot, regTmp, 0, 1);
VdbeCoverage(v);
sqlite3ReleaseTempReg(pParse, regTmp);
}
if( pWin->bExprArgs ){
nArg = pWin->pOwner->x.pList->nExpr;
regArg = sqlite3GetTempRange(pParse, nArg);
sqlite3ExprCodeExprList(pParse, pWin->pOwner->x.pList, regArg, 0, 0);
}
if( pFunc->funcFlags & SQLITE_FUNC_NEEDCOLL ){
CollSeq *pColl;
assert( nArg>0 );
pColl = sqlite3ExprNNCollSeq(pParse, pWin->pOwner->x.pList->a[0].pExpr);
sqlite3VdbeAddOp4(v, OP_CollSeq, 0,0,0, (const char*)pColl, P4_COLLSEQ);
}
|
| | > > > > > > > > > > |
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);
assert( bInverse==0 || bInverse==1 );
sqlite3VdbeAddOp2(v, OP_AddImm, pWin->regApp+1-bInverse, 1);
}else if( pFunc->xSFunc!=noopStepFunc ){
int addrIf = 0;
if( pWin->pFilter ){
int regTmp;
assert( pWin->bExprArgs || !nArg ||nArg==pWin->pOwner->x.pList->nExpr );
assert( pWin->bExprArgs || nArg ||pWin->pOwner->x.pList==0 );
regTmp = sqlite3GetTempReg(pParse);
sqlite3VdbeAddOp3(v, OP_Column, csr, pWin->iArgCol+nArg,regTmp);
addrIf = sqlite3VdbeAddOp3(v, OP_IfNot, regTmp, 0, 1);
VdbeCoverage(v);
sqlite3ReleaseTempReg(pParse, regTmp);
}
if( pWin->bExprArgs ){
int iStart = sqlite3VdbeCurrentAddr(v);
VdbeOp *pOp, *pEnd;
nArg = pWin->pOwner->x.pList->nExpr;
regArg = sqlite3GetTempRange(pParse, nArg);
sqlite3ExprCodeExprList(pParse, pWin->pOwner->x.pList, regArg, 0, 0);
pEnd = sqlite3VdbeGetOp(v, -1);
for(pOp=sqlite3VdbeGetOp(v, iStart); pOp<=pEnd; pOp++){
if( pOp->opcode==OP_Column && pOp->p1==pWin->iEphCsr ){
pOp->p1 = csr;
}
}
}
if( pFunc->funcFlags & SQLITE_FUNC_NEEDCOLL ){
CollSeq *pColl;
assert( nArg>0 );
pColl = sqlite3ExprNNCollSeq(pParse, pWin->pOwner->x.pList->a[0].pExpr);
sqlite3VdbeAddOp4(v, OP_CollSeq, 0,0,0, (const char*)pColl, P4_COLLSEQ);
}
|
Changes to test/windowB.test.
76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 |
SELECT a, sum(a) OVER win FROM t1
WINDOW win AS ( $win )
ORDER BY 1
" {1 9 2 {} 3 {} 4 9 5 9 6 13 7 13 8 9}
}
#-------------------------------------------------------------------------
reset_db
do_execsql_test 3.0 {
CREATE TABLE testjson(id INTEGER PRIMARY KEY, j TEXT);
INSERT INTO testjson VALUES(1, '{"a":1}');
INSERT INTO testjson VALUES(2, '{"b":2}');
}
ifcapable json1 {
do_execsql_test 3.1 {
SELECT json_group_array(json(j)) FROM testjson;
} {
{[{"a":1},{"b":2}]}
}
do_execsql_test 3.2 {
SELECT json_group_array(json(j)) OVER (ORDER BY id) FROM testjson;
} {
{[{"a":1}]}
{[{"a":1},{"b":2}]}
}
}
finish_test
|
> | | | | | > > | | < | | > > | > > > > > > > > > | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > |
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SELECT a, sum(a) OVER win FROM t1
WINDOW win AS ( $win )
ORDER BY 1
" {1 9 2 {} 3 {} 4 9 5 9 6 13 7 13 8 9}
}
#-------------------------------------------------------------------------
ifcapable json1 {
reset_db
do_execsql_test 3.0 {
CREATE TABLE testjson(id INTEGER PRIMARY KEY, j TEXT);
INSERT INTO testjson VALUES(1, '{"a":1}');
INSERT INTO testjson VALUES(2, '{"b":2}');
INSERT INTO testjson VALUES(3, '{"c":3}');
INSERT INTO testjson VALUES(4, '{"d":4}');
}
do_execsql_test 3.1 {
SELECT json_group_array(json(j)) FROM testjson;
} {
{[{"a":1},{"b":2},{"c":3},{"d":4}]}
}
do_execsql_test 3.2 {
SELECT json_group_array(json(j)) OVER (ORDER BY id) FROM testjson;
} {
{[{"a":1}]}
{[{"a":1},{"b":2}]}
{[{"a":1},{"b":2},{"c":3}]}
{[{"a":1},{"b":2},{"c":3},{"d":4}]}
}
do_execsql_test 3.3 {
SELECT json_group_array(json(j)) OVER (
ORDER BY id RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW EXCLUDE TIES
) FROM testjson;
} {
{[{"a":1}]}
{[{"a":1},{"b":2}]}
{[{"a":1},{"b":2},{"c":3}]}
{[{"a":1},{"b":2},{"c":3},{"d":4}]}
}
do_execsql_test 3.4 {
SELECT json_group_array(json(j)) OVER (
ORDER BY id ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING
) FROM testjson;
} {
{[{"a":1},{"b":2}]}
{[{"a":1},{"b":2},{"c":3}]}
{[{"b":2},{"c":3},{"d":4}]}
{[{"c":3},{"d":4}]}
}
do_execsql_test 3.5 {
SELECT json_group_array(json(j)) OVER (
ORDER BY id ROWS BETWEEN 2 PRECEDING AND 1 PRECEDING
) FROM testjson;
} {
{[]}
{[{"a":1}]}
{[{"a":1},{"b":2}]}
{[{"b":2},{"c":3}]}
}
if 0 {
do_execsql_test 3.5 {
SELECT json_group_array(json(j)) OVER (
ORDER BY id ROWS BETWEEN 1 FOLLOWING AND 2 FOLLOWING
) FROM testjson;
} {
{[]}
{[{"a":1}]}
{[{"a":1},{"b":2}]}
{[{"b":2},{"c":3}]}
}
explain_i {
SELECT json_group_array(json(j)) FILTER (WHERE id!=2) OVER (
ORDER BY id ROWS BETWEEN 2 PRECEDING AND 1 PRECEDING
) FROM testjson;
}
do_execsql_test 3.7 {
PRAGMA vdbe_trace = 1;
SELECT json_group_array(json(j)) FILTER (WHERE id!=2) OVER (
ORDER BY id ROWS BETWEEN 2 PRECEDING AND 1 PRECEDING
) FROM testjson;
} {
{[]}
{[{"a":1}]}
{[{"a":1}]}
{[{"c":3}]}
}
}
}
finish_test
|