diff options
| author | drh <> | 2022-04-13 12:34:54 +0000 |
|---|---|---|
| committer | drh <> | 2022-04-13 12:34:54 +0000 |
| commit | 94e615a6acf3a1519d98e85a6665c712edb5ea8a (patch) | |
| tree | e163e2a1f8ce85dbbcbe67a247b103f689c5f85d /src/expr.c | |
| parent | 3b79f7580a30e7a49962e9a2538498c65227a4d7 (diff) | |
| parent | 12c35ec322dc2b394a3a6d8b3997ef60574414a0 (diff) | |
| download | sqlite-94e615a6acf3a1519d98e85a6665c712edb5ea8a.tar.gz sqlite-94e615a6acf3a1519d98e85a6665c712edb5ea8a.zip | |
Add support for RIGHT and FULL OUTER JOINs.
FossilOrigin-Name: fa9d206f904280e3eafc6f4ba6c0c7325948364c62eeeb9f0fdc5825d622ec35
Diffstat (limited to 'src/expr.c')
| -rw-r--r-- | src/expr.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/expr.c b/src/expr.c index 2c00bb498..fcef002f2 100644 --- a/src/expr.c +++ b/src/expr.c @@ -2179,7 +2179,7 @@ Expr *sqlite3ExprSimplifiedAndOr(Expr *pExpr){ static int exprNodeIsConstant(Walker *pWalker, Expr *pExpr){ /* If pWalker->eCode is 2 then any term of the expression that comes from - ** the ON or USING clauses of a left join disqualifies the expression + ** the ON or USING clauses of an outer join disqualifies the expression ** from being considered constant. */ if( pWalker->eCode==2 && ExprHasProperty(pExpr, EP_FromJoin) ){ pWalker->eCode = 0; @@ -5817,7 +5817,7 @@ static int impliesNotNullRow(Walker *pWalker, Expr *pExpr){ ** in an incorrect answer. ** ** Terms of p that are marked with EP_FromJoin (and hence that come from -** the ON or USING clauses of LEFT JOINS) are excluded from the analysis. +** the ON or USING clauses of OUTER JOINS) are excluded from the analysis. ** ** This routine is used to check if a LEFT JOIN can be converted into ** an ordinary JOIN. The p argument is the WHERE clause. If the WHERE |