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
12c060fc
提交
12c060fc
authored
1月 06, 2014
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
Formatting
上级
6f5fa525
全部展开
隐藏空白字符变更
内嵌
并排
正在显示
10 个修改的文件
包含
122 行增加
和
68 行删除
+122
-68
mvstore.html
h2/src/docsrc/html/mvstore.html
+2
-2
Parser.java
h2/src/main/org/h2/command/Parser.java
+8
-8
CreateFunctionAlias.java
h2/src/main/org/h2/command/ddl/CreateFunctionAlias.java
+6
-2
Insert.java
h2/src/main/org/h2/command/dml/Insert.java
+5
-5
Set.java
h2/src/main/org/h2/command/dml/Set.java
+0
-3
ErrorCode.java
h2/src/main/org/h2/constant/ErrorCode.java
+1
-1
FunctionAlias.java
h2/src/main/org/h2/engine/FunctionAlias.java
+10
-2
Mode.java
h2/src/main/org/h2/engine/Mode.java
+2
-2
Function.java
h2/src/main/org/h2/expression/Function.java
+87
-42
FunctionIndex.java
h2/src/main/org/h2/index/FunctionIndex.java
+1
-1
没有找到文件。
h2/src/docsrc/html/mvstore.html
浏览文件 @
12c060fc
...
...
@@ -253,7 +253,7 @@ performance characteristics) until data is persisted.
As in all map implementations, keys need to be immutable, that means
changing the key object after an entry has been added is not allowed.
If a file name is specified, the value may also not be changed after
adding an entry, because it might be serialized
adding an entry, because it might be serialized
(which could happen at any time when autocommit is enabled).
</p>
...
...
@@ -327,7 +327,7 @@ this should improve write performance for file systems and storage systems
that do not efficiently support small random writes, such as Btrfs, as well as SSDs.
(According to a test, write throughput of a common SSD increases with write block size,
until a block size of 2 MB, and then does not further increase.)
By default, changes are automatically written when more than a number of pages are modified,
By default, changes are automatically written when more than a number of pages are modified,
and once every second in a background thread, even if only little data was changed.
Changes can also be written explicitly by calling
<code>
commit()
</code>
.
</p><p>
...
...
h2/src/main/org/h2/command/Parser.java
浏览文件 @
12c060fc
...
...
@@ -150,7 +150,7 @@ import org.h2.value.ValueTimestamp;
/**
* The parser is used to convert a SQL statement string to an command object.
*
*
* @author Thomas Mueller
* @author Noel Grandin
* @author Nicolas Fortin, Atelier SIG, IRSTV FR CNRS 24888
...
...
@@ -211,7 +211,7 @@ public class Parser {
/**
* Parse the statement and prepare it for execution.
*
*
* @param sql the SQL statement to parse
* @return the prepared object
*/
...
...
@@ -226,7 +226,7 @@ public class Parser {
/**
* Parse a statement or a list of statements, and prepare it for execution.
*
*
* @param sql the SQL statement to parse
* @return the command object
*/
...
...
@@ -259,7 +259,7 @@ public class Parser {
/**
* Parse the statement, but don't prepare it for execution.
*
*
* @param sql the SQL statement to parse
* @return the prepared object
*/
...
...
@@ -3575,7 +3575,7 @@ public class Parser {
/**
* Checks if this string is a SQL keyword.
*
*
* @param s the token to check
* @param supportOffsetFetch if OFFSET and FETCH are keywords
* @return true if it is a keyword
...
...
@@ -5684,7 +5684,7 @@ public class Parser {
/**
* Add double quotes around an identifier if required.
*
*
* @param s the identifier
* @return the quoted identifier
*/
...
...
@@ -5715,7 +5715,7 @@ public class Parser {
/**
* Parse a SQL code snippet that represents an expression.
*
*
* @param sql the code snippet
* @return the expression object
*/
...
...
@@ -5728,7 +5728,7 @@ public class Parser {
/**
* Parse a SQL code snippet that represents a table name.
*
*
* @param sql the code snippet
* @return the table object
*/
...
...
h2/src/main/org/h2/command/ddl/CreateFunctionAlias.java
浏览文件 @
12c060fc
...
...
@@ -46,9 +46,11 @@ public class CreateFunctionAlias extends SchemaCommand {
int
id
=
getObjectId
();
FunctionAlias
functionAlias
;
if
(
javaClassMethod
!=
null
)
{
functionAlias
=
FunctionAlias
.
newInstance
(
getSchema
(),
id
,
aliasName
,
javaClassMethod
,
force
,
bufferResultSetToLocalTemp
);
functionAlias
=
FunctionAlias
.
newInstance
(
getSchema
(),
id
,
aliasName
,
javaClassMethod
,
force
,
bufferResultSetToLocalTemp
);
}
else
{
functionAlias
=
FunctionAlias
.
newInstanceFromSource
(
getSchema
(),
id
,
aliasName
,
source
,
force
,
bufferResultSetToLocalTemp
);
functionAlias
=
FunctionAlias
.
newInstanceFromSource
(
getSchema
(),
id
,
aliasName
,
source
,
force
,
bufferResultSetToLocalTemp
);
}
functionAlias
.
setDeterministic
(
deterministic
);
db
.
addSchemaObject
(
session
,
functionAlias
);
...
...
@@ -83,6 +85,8 @@ public class CreateFunctionAlias extends SchemaCommand {
/**
* Should the return value ResultSet be buffered in a local temporary file?
*
* @param b the new value
*/
public
void
setBufferResultSetToLocalTemp
(
boolean
b
)
{
this
.
bufferResultSetToLocalTemp
=
b
;
...
...
h2/src/main/org/h2/command/dml/Insert.java
浏览文件 @
12c060fc
...
...
@@ -48,7 +48,7 @@ public class Insert extends Prepared implements ResultTarget {
private
boolean
sortedInsertMode
;
private
int
rowNumber
;
private
boolean
insertFromSelect
;
/**
* for MySQL-style INSERT ... ON DUPLICATE KEY UPDATE ....
*/
...
...
@@ -81,7 +81,7 @@ public class Insert extends Prepared implements ResultTarget {
/**
* Keep a collection of the columns to pass to update if a duplicate key
* happens, for MySQL-style INSERT ... ON DUPLICATE KEY UPDATE ....
*
*
* @param column the column
* @param expression the expression
*/
...
...
@@ -318,9 +318,9 @@ public class Insert extends Prepared implements ResultTarget {
throw
de
;
}
if
(
duplicateKeyAssignmentMap
==
null
||
duplicateKeyAssignmentMap
.
isEmpty
())
{
throw
de
;
throw
de
;
}
ArrayList
<
String
>
variableNames
=
new
ArrayList
<
String
>(
duplicateKeyAssignmentMap
.
size
());
for
(
int
i
=
0
;
i
<
columns
.
length
;
i
++)
{
String
key
=
session
.
getCurrentSchemaName
()
+
"."
+
table
.
getName
()
+
"."
+
columns
[
i
].
getName
();
...
...
@@ -358,7 +358,7 @@ public class Insert extends Prepared implements ResultTarget {
if
(
indexColumn
.
getName
()
==
insertColumn
.
getName
())
{
foundIndex
=
index
;
break
;
}
}
foundIndex
=
null
;
}
if
(
foundIndex
==
null
)
{
...
...
h2/src/main/org/h2/command/dml/Set.java
浏览文件 @
12c060fc
...
...
@@ -110,9 +110,6 @@ public class Set extends Prepared {
}
case
SetTypes
.
COLLATION
:
{
session
.
getUser
().
checkAdmin
();
final
boolean
binaryUnsigned
=
database
.
getCompareMode
().
isBinaryUnsigned
();
CompareMode
compareMode
;
StringBuilder
buff
=
new
StringBuilder
(
stringValue
);
...
...
h2/src/main/org/h2/constant/ErrorCode.java
浏览文件 @
12c060fc
...
...
@@ -1721,7 +1721,7 @@ public class ErrorCode {
/**
* The error with code <code>90127</code> is thrown when
* trying to update or delete a row in a result set if the result set is
* not updatable. Result sets are only updatable if:
* not updatable. Result sets are only updatable if:
* the statement was created with updatable concurrency;
* all columns of the result set are from the same table;
* the table is a data table (not a system table or view);
...
...
h2/src/main/org/h2/engine/FunctionAlias.java
浏览文件 @
12c060fc
...
...
@@ -60,9 +60,12 @@ public class FunctionAlias extends SchemaObjectBase {
* @param name the name
* @param javaClassMethod the class and method name
* @param force create the object even if the class or method does not exist
* @param bufferResultSetToLocalTemp whether the result should be buffered
* @return the database object
*/
public
static
FunctionAlias
newInstance
(
Schema
schema
,
int
id
,
String
name
,
String
javaClassMethod
,
boolean
force
,
boolean
bufferResultSetToLocalTemp
)
{
public
static
FunctionAlias
newInstance
(
Schema
schema
,
int
id
,
String
name
,
String
javaClassMethod
,
boolean
force
,
boolean
bufferResultSetToLocalTemp
)
{
FunctionAlias
alias
=
new
FunctionAlias
(
schema
,
id
,
name
);
int
paren
=
javaClassMethod
.
indexOf
(
'('
);
int
lastDot
=
javaClassMethod
.
lastIndexOf
(
'.'
,
paren
<
0
?
javaClassMethod
.
length
()
:
paren
);
...
...
@@ -84,9 +87,12 @@ public class FunctionAlias extends SchemaObjectBase {
* @param name the name
* @param source the source code
* @param force create the object even if the class or method does not exist
* @param bufferResultSetToLocalTemp whether the result should be buffered
* @return the database object
*/
public
static
FunctionAlias
newInstanceFromSource
(
Schema
schema
,
int
id
,
String
name
,
String
source
,
boolean
force
,
boolean
bufferResultSetToLocalTemp
)
{
public
static
FunctionAlias
newInstanceFromSource
(
Schema
schema
,
int
id
,
String
name
,
String
source
,
boolean
force
,
boolean
bufferResultSetToLocalTemp
)
{
FunctionAlias
alias
=
new
FunctionAlias
(
schema
,
id
,
name
);
alias
.
source
=
source
;
alias
.
bufferResultSetToLocalTemp
=
bufferResultSetToLocalTemp
;
...
...
@@ -513,6 +519,8 @@ public class FunctionAlias extends SchemaObjectBase {
/**
* Should the return value ResultSet be buffered in a local temporary file?
*
* @return true if yes
*/
public
boolean
isBufferResultSetToLocalTemp
()
{
return
bufferResultSetToLocalTemp
;
...
...
h2/src/main/org/h2/engine/Mode.java
浏览文件 @
12c060fc
...
...
@@ -137,7 +137,7 @@ public class Mode {
* MySQL style INSERT ... ON DUPLICATE KEY UPDATE ...
*/
public
boolean
onDuplicateKeyUpdate
;
private
final
String
name
;
static
{
...
...
@@ -210,7 +210,7 @@ public class Mode {
/**
* Get the mode with the given name.
*
*
* @param name the name of the mode
* @return the mode object
*/
...
...
h2/src/main/org/h2/expression/Function.java
浏览文件 @
12c060fc
差异被折叠。
点击展开。
h2/src/main/org/h2/index/FunctionIndex.java
浏览文件 @
12c060fc
...
...
@@ -46,7 +46,7 @@ public class FunctionIndex extends BaseIndex {
@Override
public
Cursor
find
(
Session
session
,
SearchRow
first
,
SearchRow
last
)
{
if
(
functionTable
.
isBufferResultSetToLocalTemp
())
{
return
new
FunctionCursor
(
functionTable
.
getResult
(
session
));
return
new
FunctionCursor
(
functionTable
.
getResult
(
session
));
}
return
new
FunctionCursorResultSet
(
session
,
functionTable
.
getResultSet
(
session
));
}
...
...
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