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Allow real values to be used in PRECEDING and FOLLOWING expressions for RANGE window frames.

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FossilOrigin-Name: 25ff7091cb12c63b1864ce68a9151f8432af5804b5ae905a2175761ab4b9fdd8
This commit is contained in:
dan
2019-03-12 18:28:51 +00:00
parent 935d9d8260
commit bb40727857
6 changed files with 82 additions and 34 deletions
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22
src/vdbe.c
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@@ -1723,19 +1723,25 @@ case OP_AddImm: { /* in1 */
break;
}
/* Opcode: MustBeInt P1 P2 * * *
/* Opcode: MustBeInt P1 P2 * * P5
**
** Force the value in register P1 to be an integer. If the value
** in P1 is not an integer and cannot be converted into an integer
** without data loss, then jump immediately to P2, or if P2==0
** If P5 is 0, force the value in register P1 to be an integer. If
** the value in P1 is not an integer and cannot be converted into an
** integer without data loss, then jump immediately to P2, or if P2==0
** raise an SQLITE_MISMATCH exception.
**
** Or, if P5 is non-zero, then force the register in P1 to be a number
** (real or integer). Jump to P2 if this cannot be accomplished without
** data loss. P2 must be non-zero in this case.
*/
case OP_MustBeInt: { /* jump, in1 */
u8 f;
f = (pOp->p5 ? (MEM_Int|MEM_Real) : MEM_Int);
pIn1 = &aMem[pOp->p1];
if( (pIn1->flags & MEM_Int)==0 ){
if( (pIn1->flags & f)==0 ){
applyAffinity(pIn1, SQLITE_AFF_NUMERIC, encoding);
VdbeBranchTaken((pIn1->flags&MEM_Int)==0, 2);
if( (pIn1->flags & MEM_Int)==0 ){
VdbeBranchTaken((pIn1->flags&f)==0, 2);
if( (pIn1->flags & f)==0 ){
if( pOp->p2==0 ){
rc = SQLITE_MISMATCH;
goto abort_due_to_error;
@@ -1744,7 +1750,7 @@ case OP_MustBeInt: { /* jump, in1 */
}
}
}
MemSetTypeFlag(pIn1, MEM_Int);
if( f==MEM_Int ) MemSetTypeFlag(pIn1, MEM_Int);
break;
}