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体验新版 GitCode,发现更多精彩内容 >>
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1c9a1250
编写于
8月 04, 1998
作者:
B
Bruce Momjian
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电子邮件补丁
差异文件
OR processing cleanup.
上级
f26e1d39
变更
2
展开全部
隐藏空白更改
内联
并排
Showing
2 changed file
with
532 addition
and
528 deletion
+532
-528
src/backend/executor/nodeIndexscan.c
src/backend/executor/nodeIndexscan.c
+26
-23
src/backend/parser/gram.c
src/backend/parser/gram.c
+506
-505
未找到文件。
src/backend/executor/nodeIndexscan.c
浏览文件 @
1c9a1250
...
...
@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/nodeIndexscan.c,v 1.2
2 1998/08/03 19:41:29
momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/nodeIndexscan.c,v 1.2
3 1998/08/04 18:42:38
momjian Exp $
*
*-------------------------------------------------------------------------
*/
...
...
@@ -269,33 +269,36 @@ ExecIndexReScan(IndexScan *node, ExprContext *exprCtxt, Plan *parent)
{
qual
=
nth
(
i
,
indxqual
);
n_keys
=
numScanKeys
[
i
];
run_keys
=
(
int
*
)
runtimeKeyInfo
[
i
];
scan_keys
=
(
ScanKey
)
scanKeys
[
i
];
for
(
j
=
0
;
j
<
n_keys
;
j
++
)
if
(
runtimeKeyInfo
)
{
/*
* If we have a run-time key, then extract the run-time
* expression and evaluate it with respect to the current
* outer tuple. We then stick the result into the scan key.
*/
if
(
run_keys
[
j
]
!=
NO_OP
)
run_keys
=
(
int
*
)
runtimeKeyInfo
[
i
];
for
(
j
=
0
;
j
<
n_keys
;
j
++
)
{
clause
=
nth
(
j
,
qual
);
scanexpr
=
(
run_keys
[
j
]
==
RIGHT_OP
)
?
(
Node
*
)
get_rightop
(
clause
)
:
(
Node
*
)
get_leftop
(
clause
);
/*
* pass in isDone but ignore it. We don't iterate in
* quals
* If we have a run-time key, then extract the run-time
* expression and evaluate it with respect to the current
* outer tuple. We then stick the result into the scan key.
*/
scanvalue
=
(
Datum
)
ExecEvalExpr
(
scanexpr
,
exprCtxt
,
&
isNull
,
&
isDone
);
scan_keys
[
j
].
sk_argument
=
scanvalue
;
if
(
isNull
)
scan_keys
[
j
].
sk_flags
|=
SK_ISNULL
;
else
scan_keys
[
j
].
sk_flags
&=
~
SK_ISNULL
;
if
(
run_keys
[
j
]
!=
NO_OP
)
{
clause
=
nth
(
j
,
qual
);
scanexpr
=
(
run_keys
[
j
]
==
RIGHT_OP
)
?
(
Node
*
)
get_rightop
(
clause
)
:
(
Node
*
)
get_leftop
(
clause
);
/*
* pass in isDone but ignore it. We don't iterate in
* quals
*/
scanvalue
=
(
Datum
)
ExecEvalExpr
(
scanexpr
,
exprCtxt
,
&
isNull
,
&
isDone
);
scan_keys
[
j
].
sk_argument
=
scanvalue
;
if
(
isNull
)
scan_keys
[
j
].
sk_flags
|=
SK_ISNULL
;
else
scan_keys
[
j
].
sk_flags
&=
~
SK_ISNULL
;
}
}
}
sdesc
=
scanDescs
[
i
];
...
...
src/backend/parser/gram.c
浏览文件 @
1c9a1250
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