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Omit NOT NULL checks on unchanging columns in an UPDATE.

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FossilOrigin-Name: 6a3aaedfb41735996470abbae6d3cd1be1f508b3
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drh
2016-02-10 16:03:20 +00:00
parent dd2b59b01d
commit bdb00225ab
5 changed files with 20 additions and 14 deletions
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src/sqliteInt.h
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@@ -3545,7 +3545,7 @@ void sqlite3GenerateRowIndexDelete(Parse*, Table*, int, int, int*, int);
int sqlite3GenerateIndexKey(Parse*, Index*, int, int, int, int*,Index*,int);
void sqlite3ResolvePartIdxLabel(Parse*,int);
void sqlite3GenerateConstraintChecks(Parse*,Table*,int*,int,int,int,int,
u8,u8,int,int*);
u8,u8,int,int*,int*);
void sqlite3CompleteInsertion(Parse*,Table*,int,int,int,int*,int,int,int);
int sqlite3OpenTableAndIndices(Parse*, Table*, int, u8, int, u8*, int*, int*);
void sqlite3BeginWriteOperation(Parse*, int, int);