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Updates a comment and an assert().

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FossilOrigin-Name: 0c5be14aac07222b9cd2404ae485b6587f8cb2899e776bc45f1f1117bdd7e9b7
This commit is contained in:
drh
2022-03-17 18:03:08 +00:00
parent 247d09462e
commit d6df8550b2
4 changed files with 11 additions and 15 deletions
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2
src/select.c
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@@ -21,7 +21,7 @@
*/
typedef struct DistinctCtx DistinctCtx;
struct DistinctCtx {
u8 isTnct; /* True if the DISTINCT keyword is present */
u8 isTnct; /* 0: Not distinct. 1: DISTICT 2: DISTINCT and ORDER BY */
u8 eTnctType; /* One of the WHERE_DISTINCT_* operators */
int tabTnct; /* Ephemeral table used for DISTINCT processing */
int addrTnct; /* Address of OP_OpenEphemeral opcode for tabTnct */

6
src/where.c
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@@ -3771,11 +3771,7 @@ int sqlite3_vtab_rhs_value(
*/
int sqlite3_vtab_distinct(sqlite3_index_info *pIdxInfo){
HiddenIndexInfo *pHidden = (HiddenIndexInfo*)&pIdxInfo[1];
assert( pHidden->eDistinct==0
|| pHidden->eDistinct==1
|| pHidden->eDistinct==2
|| pHidden->eDistinct==3
);
assert( pHidden->eDistinct>=0 && pHidden->eDistinct<=3 );
return pHidden->eDistinct;
}