Skip to content
项目
群组
代码片段
帮助
正在加载...
帮助
为 GitLab 提交贡献
登录/注册
切换导航
H
h2database
项目
项目
详情
活动
周期分析
仓库
仓库
文件
提交
分支
标签
贡献者
分枝图
比较
统计图
议题
0
议题
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
CI / CD
CI / CD
流水线
作业
计划
统计图
Wiki
Wiki
代码片段
代码片段
成员
成员
折叠边栏
关闭边栏
活动
分枝图
统计图
创建新议题
作业
提交
议题看板
打开侧边栏
Administrator
h2database
Commits
b731e1ed
提交
b731e1ed
authored
15 年前
作者:
Thomas Mueller
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Small performance optimization
上级
07ad5271
隐藏空白字符变更
内嵌
并排
正在显示
6 个修改的文件
包含
9 行增加
和
12 行删除
+9
-12
Prepared.java
h2/src/main/org/h2/command/Prepared.java
+5
-1
Delete.java
h2/src/main/org/h2/command/dml/Delete.java
+4
-2
Insert.java
h2/src/main/org/h2/command/dml/Insert.java
+0
-2
Merge.java
h2/src/main/org/h2/command/dml/Merge.java
+0
-1
Select.java
h2/src/main/org/h2/command/dml/Select.java
+0
-4
Update.java
h2/src/main/org/h2/command/dml/Update.java
+0
-2
没有找到文件。
h2/src/main/org/h2/command/Prepared.java
浏览文件 @
b731e1ed
...
...
@@ -58,6 +58,7 @@ public abstract class Prepared {
private
Command
command
;
private
int
objectId
;
private
int
currentRowNumber
;
private
int
rowScanCount
;
/**
* Create a new object.
...
...
@@ -343,7 +344,10 @@ public abstract class Prepared {
*
* @param rowNumber the row number
*/
protected
void
setCurrentRowNumber
(
int
rowNumber
)
{
protected
void
setCurrentRowNumber
(
int
rowNumber
)
throws
SQLException
{
if
((
rowScanCount
++
&
127
)
==
0
)
{
checkCanceled
();
}
this
.
currentRowNumber
=
rowNumber
;
}
...
...
This diff is collapsed.
Click to expand it.
h2/src/main/org/h2/command/dml/Delete.java
浏览文件 @
b731e1ed
...
...
@@ -53,7 +53,6 @@ public class Delete extends Prepared {
try
{
setCurrentRowNumber
(
0
);
while
(
tableFilter
.
next
())
{
checkCanceled
();
setCurrentRowNumber
(
rows
.
size
()
+
1
);
if
(
condition
==
null
||
Boolean
.
TRUE
.
equals
(
condition
.
getBooleanValue
(
session
)))
{
Row
row
=
tableFilter
.
get
();
...
...
@@ -63,8 +62,11 @@ public class Delete extends Prepared {
rows
.
add
(
row
);
}
}
int
rowScanCount
=
0
;
for
(
rows
.
reset
();
rows
.
hasNext
();)
{
checkCanceled
();
if
((
rowScanCount
++
&
127
)
==
0
)
{
checkCanceled
();
}
Row
row
=
rows
.
next
();
table
.
removeRow
(
session
,
row
);
session
.
log
(
table
,
UndoLogRecord
.
DELETE
,
row
);
...
...
This diff is collapsed.
Click to expand it.
h2/src/main/org/h2/command/dml/Insert.java
浏览文件 @
b731e1ed
...
...
@@ -93,7 +93,6 @@ public class Insert extends Prepared {
}
}
}
checkCanceled
();
table
.
fireBefore
(
session
);
table
.
validateConvertUpdateSequence
(
session
,
newRow
);
table
.
fireBeforeRow
(
session
,
null
,
newRow
);
...
...
@@ -110,7 +109,6 @@ public class Insert extends Prepared {
table
.
fireBefore
(
session
);
table
.
lock
(
session
,
true
,
false
);
while
(
rows
.
next
())
{
checkCanceled
();
count
++;
Value
[]
r
=
rows
.
currentRow
();
Row
newRow
=
table
.
getTemplateRow
();
...
...
This diff is collapsed.
Click to expand it.
h2/src/main/org/h2/command/dml/Merge.java
浏览文件 @
b731e1ed
...
...
@@ -132,7 +132,6 @@ public class Merge extends Prepared {
table
.
fireBefore
(
session
);
table
.
lock
(
session
,
true
,
false
);
while
(
rows
.
next
())
{
checkCanceled
();
count
++;
Value
[]
r
=
rows
.
currentRow
();
Row
newRow
=
table
.
getTemplateRow
();
...
...
This diff is collapsed.
Click to expand it.
h2/src/main/org/h2/command/dml/Select.java
浏览文件 @
b731e1ed
...
...
@@ -155,7 +155,6 @@ public class Select extends Query {
setCurrentRowNumber
(
0
);
Value
[]
previousKeyValues
=
null
;
while
(
topTableFilter
.
next
())
{
checkCanceled
();
setCurrentRowNumber
(
rowNumber
+
1
);
if
(
condition
==
null
||
Boolean
.
TRUE
.
equals
(
condition
.
getBooleanValue
(
session
)))
{
rowNumber
++;
...
...
@@ -306,7 +305,6 @@ public class Select extends Query {
setCurrentRowNumber
(
0
);
ValueArray
defaultGroup
=
ValueArray
.
get
(
new
Value
[
0
]);
while
(
topTableFilter
.
next
())
{
checkCanceled
();
setCurrentRowNumber
(
rowNumber
+
1
);
if
(
condition
==
null
||
Boolean
.
TRUE
.
equals
(
condition
.
getBooleanValue
(
session
)))
{
Value
key
;
...
...
@@ -457,7 +455,6 @@ public class Select extends Query {
SearchRow
first
=
null
;
int
columnIndex
=
index
.
getColumns
()[
0
].
getColumnId
();
while
(
true
)
{
checkCanceled
();
setCurrentRowNumber
(
rowNumber
+
1
);
Cursor
cursor
=
index
.
findNext
(
session
,
first
,
null
);
if
(!
cursor
.
next
())
{
...
...
@@ -491,7 +488,6 @@ public class Select extends Query {
int
rowNumber
=
0
;
setCurrentRowNumber
(
0
);
while
(
topTableFilter
.
next
())
{
checkCanceled
();
setCurrentRowNumber
(
rowNumber
+
1
);
if
(
condition
==
null
||
Boolean
.
TRUE
.
equals
(
condition
.
getBooleanValue
(
session
)))
{
Value
[]
row
=
new
Value
[
columnCount
];
...
...
This diff is collapsed.
Click to expand it.
h2/src/main/org/h2/command/dml/Update.java
浏览文件 @
b731e1ed
...
...
@@ -85,7 +85,6 @@ public class Update extends Prepared {
setCurrentRowNumber
(
0
);
int
count
=
0
;
while
(
tableFilter
.
next
())
{
checkCanceled
();
setCurrentRowNumber
(
count
+
1
);
if
(
condition
==
null
||
Boolean
.
TRUE
.
equals
(
condition
.
getBooleanValue
(
session
)))
{
Row
oldRow
=
tableFilter
.
get
();
...
...
@@ -133,7 +132,6 @@ public class Update extends Prepared {
if
(
table
.
fireRow
())
{
rows
.
invalidateCache
();
for
(
rows
.
reset
();
rows
.
hasNext
();)
{
checkCanceled
();
Row
o
=
rows
.
next
();
Row
n
=
rows
.
next
();
table
.
fireAfterRow
(
session
,
o
,
n
);
...
...
This diff is collapsed.
Click to expand it.
编写
预览
Markdown
格式
0%
重试
或
添加新文件
添加附件
取消
您添加了
0
人
到此讨论。请谨慎行事。
请先完成此评论的编辑!
取消
请
注册
或者
登录
后发表评论