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| author | drh <drh@noemail.net> | 2013-06-21 00:35:37 +0000 |
|---|---|---|
| committer | drh <drh@noemail.net> | 2013-06-21 00:35:37 +0000 |
| commit | 6457a353bca93d55db6011df34fb04e8c81e997e (patch) | |
| tree | 63598016fa00c08918b923cb91eda6cce62c2b0d /src/sqliteInt.h | |
| parent | 472eae8a4d4d69895e85234aff425fdc835957ff (diff) | |
| download | sqlite-6457a353bca93d55db6011df34fb04e8c81e997e.tar.gz sqlite-6457a353bca93d55db6011df34fb04e8c81e997e.zip | |
Modify the query planner interface so that it always passes in the result set.
This is the first step toward adding an optimization that will omit tables
from a join that do not contribute to the result.
FossilOrigin-Name: 2c2577e69ccb47f1af674a755e71221e2ca0b322
Diffstat (limited to 'src/sqliteInt.h')
| -rw-r--r-- | src/sqliteInt.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/sqliteInt.h b/src/sqliteInt.h index b2cab7a7a..731612d34 100644 --- a/src/sqliteInt.h +++ b/src/sqliteInt.h @@ -1974,6 +1974,7 @@ struct SrcList { #define WHERE_AND_ONLY 0x0080 /* Don't use indices for OR terms */ #define WHERE_GROUPBY 0x0100 /* pOrderBy is really a GROUP BY */ #define WHERE_DISTINCTBY 0x0200 /* pOrderby is really a DISTINCT clause */ +#define WHERE_WANT_DISTINCT 0x0400 /* All output needs to be distinct */ /* Allowed return values from sqlite3WhereIsDistinct() */ |