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Use symbolic names ONEPASS_OFF, ONEPASS_SINGLE, and ONEPASS_MULTI for the

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various modes of the one-pass optimization.

FossilOrigin-Name: 16e56bdadef903c6439a487f2683388aeeb0c625
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drh
2015-09-14 14:45:50 +00:00
parent 66336f3755
commit b0264eeca1
8 changed files with 55 additions and 47 deletions
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2
src/whereInt.h
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@@ -412,7 +412,7 @@ struct WhereInfo {
u16 wctrlFlags; /* Flags originally passed to sqlite3WhereBegin() */
i8 nOBSat; /* Number of ORDER BY terms satisfied by indices */
u8 sorted; /* True if really sorted (not just grouped) */
u8 okOnePass; /* Ok to use one-pass algorithm for UPDATE/DELETE */
u8 eOnePass; /* ONEPASS_OFF, or _SINGLE, or _MULTI */
u8 untestedTerms; /* Not all WHERE terms resolved by outer loop */
u8 eDistinct; /* One of the WHERE_DISTINCT_* values below */
u8 nLevel; /* Number of nested loop */