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h2database
Commits
edba4fd8
提交
edba4fd8
authored
2月 12, 2019
作者:
Evgenij Ryazanov
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Avoid StatementBuilder where its StringBuilder is used directly
上级
798490bc
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
84 行增加
和
74 行删除
+84
-74
Prepared.java
h2/src/main/org/h2/command/Prepared.java
+8
-6
Analyze.java
h2/src/main/org/h2/command/ddl/Analyze.java
+8
-6
Insert.java
h2/src/main/org/h2/command/dml/Insert.java
+12
-9
ScriptCommand.java
h2/src/main/org/h2/command/dml/ScriptCommand.java
+0
-2
Select.java
h2/src/main/org/h2/command/dml/Select.java
+1
-1
ConstraintUnique.java
h2/src/main/org/h2/constraint/ConstraintUnique.java
+17
-18
FullText.java
h2/src/main/org/h2/fulltext/FullText.java
+11
-8
MetaTable.java
h2/src/main/org/h2/table/MetaTable.java
+7
-6
TableLink.java
h2/src/main/org/h2/table/TableLink.java
+12
-12
Recover.java
h2/src/main/org/h2/tools/Recover.java
+8
-6
没有找到文件。
h2/src/main/org/h2/command/Prepared.java
浏览文件 @
edba4fd8
...
...
@@ -18,7 +18,6 @@ import org.h2.message.Trace;
import
org.h2.result.ResultInterface
;
import
org.h2.table.TableView
;
import
org.h2.util.MathUtils
;
import
org.h2.util.StatementBuilder
;
import
org.h2.value.Value
;
/**
...
...
@@ -404,14 +403,17 @@ public abstract class Prepared {
* @return the SQL snippet
*/
protected
static
String
getSQL
(
Value
[]
values
)
{
StatementBuilder
buff
=
new
StatementBuilder
();
for
(
Value
v
:
values
)
{
buff
.
appendExceptFirst
(
", "
);
StringBuilder
builder
=
new
StringBuilder
();
for
(
int
i
=
0
,
l
=
values
.
length
;
i
<
l
;
i
++)
{
if
(
i
>
0
)
{
builder
.
append
(
", "
);
}
Value
v
=
values
[
i
];
if
(
v
!=
null
)
{
v
.
getSQL
(
bu
ff
.
builder
()
);
v
.
getSQL
(
bu
ilder
);
}
}
return
bu
ff
.
toString
();
return
bu
ilder
.
toString
();
}
/**
...
...
h2/src/main/org/h2/command/ddl/Analyze.java
浏览文件 @
edba4fd8
...
...
@@ -16,7 +16,6 @@ import org.h2.result.ResultInterface;
import
org.h2.table.Column
;
import
org.h2.table.Table
;
import
org.h2.table.TableType
;
import
org.h2.util.StatementBuilder
;
import
org.h2.value.DataType
;
import
org.h2.value.Value
;
import
org.h2.value.ValueInt
;
...
...
@@ -102,20 +101,23 @@ public class Analyze extends DefineCommand {
return
;
}
Database
db
=
session
.
getDatabase
();
StatementBuilder
buff
=
new
StatementBuilder
(
"SELECT "
);
for
(
Column
col
:
columns
)
{
buff
.
appendExceptFirst
(
", "
);
StringBuilder
buff
=
new
StringBuilder
(
"SELECT "
);
for
(
int
i
=
0
,
l
=
columns
.
length
;
i
<
l
;
i
++)
{
if
(
i
>
0
)
{
buff
.
append
(
", "
);
}
Column
col
=
columns
[
i
];
if
(
DataType
.
isLargeObject
(
col
.
getType
().
getValueType
()))
{
// can not index LOB columns, so calculating
// the selectivity is not required
buff
.
append
(
"MAX(NULL)"
);
}
else
{
buff
.
append
(
"SELECTIVITY("
);
col
.
getSQL
(
buff
.
builder
()
).
append
(
')'
);
col
.
getSQL
(
buff
).
append
(
')'
);
}
}
buff
.
append
(
" FROM "
);
table
.
getSQL
(
buff
.
builder
()
);
table
.
getSQL
(
buff
);
if
(
sample
>
0
)
{
buff
.
append
(
" FETCH FIRST ROW ONLY SAMPLE_SIZE ? "
);
}
...
...
h2/src/main/org/h2/command/dml/Insert.java
浏览文件 @
edba4fd8
...
...
@@ -33,7 +33,6 @@ import org.h2.result.Row;
import
org.h2.table.Column
;
import
org.h2.table.Table
;
import
org.h2.table.TableFilter
;
import
org.h2.util.StatementBuilder
;
import
org.h2.value.Value
;
import
org.h2.value.ValueNull
;
...
...
@@ -401,22 +400,26 @@ public class Insert extends CommandWithValues implements ResultTarget {
session
.
setVariable
(
key
,
value
);
}
StatementBuilder
buff
=
new
StatementBuilder
(
"UPDATE "
);
table
.
getSQL
(
buff
.
builder
()).
append
(
" SET "
);
StringBuilder
builder
=
new
StringBuilder
(
"UPDATE "
);
table
.
getSQL
(
builder
).
append
(
" SET "
);
boolean
f
=
false
;
for
(
Column
column
:
duplicateKeyAssignmentMap
.
keySet
())
{
buff
.
appendExceptFirst
(
", "
);
if
(
f
)
{
builder
.
append
(
", "
);
}
f
=
true
;
Expression
ex
=
duplicateKeyAssignmentMap
.
get
(
column
);
column
.
getSQL
(
bu
ff
.
builder
()
).
append
(
'='
);
ex
.
getSQL
(
bu
ff
.
builder
()
);
column
.
getSQL
(
bu
ilder
).
append
(
'='
);
ex
.
getSQL
(
bu
ilder
);
}
bu
ff
.
append
(
" WHERE "
);
bu
ilder
.
append
(
" WHERE "
);
Index
foundIndex
=
(
Index
)
de
.
getSource
();
if
(
foundIndex
==
null
)
{
throw
DbException
.
getUnsupportedException
(
"Unable to apply ON DUPLICATE KEY UPDATE, no index found!"
);
}
prepareUpdateCondition
(
foundIndex
,
row
).
getSQL
(
bu
ff
.
builder
()
);
String
sql
=
bu
ff
.
toString
();
prepareUpdateCondition
(
foundIndex
,
row
).
getSQL
(
bu
ilder
);
String
sql
=
bu
ilder
.
toString
();
Update
command
=
(
Update
)
session
.
prepare
(
sql
);
command
.
setUpdateToCurrentValuesReturnsZero
(
true
);
for
(
Parameter
param
:
command
.
getParameters
())
{
...
...
h2/src/main/org/h2/command/dml/ScriptCommand.java
浏览文件 @
edba4fd8
...
...
@@ -23,7 +23,6 @@ import java.util.Comparator;
import
java.util.Set
;
import
org.h2.api.ErrorCode
;
import
org.h2.command.CommandInterface
;
import
org.h2.command.Parser
;
import
org.h2.constraint.Constraint
;
import
org.h2.engine.Comment
;
import
org.h2.engine.Constants
;
...
...
@@ -56,7 +55,6 @@ import org.h2.table.Table;
import
org.h2.table.TableType
;
import
org.h2.util.IOUtils
;
import
org.h2.util.MathUtils
;
import
org.h2.util.StatementBuilder
;
import
org.h2.util.StringUtils
;
import
org.h2.util.Utils
;
import
org.h2.value.Value
;
...
...
h2/src/main/org/h2/command/dml/Select.java
浏览文件 @
edba4fd8
...
...
@@ -1493,7 +1493,7 @@ public class Select extends Query {
}
for
(
int
i
=
0
;
i
<
visibleColumnCount
;
i
++)
{
if
(
i
>
0
)
{
builder
.
append
(
", "
);
builder
.
append
(
','
);
}
builder
.
append
(
'\n'
);
StringUtils
.
indent
(
builder
,
exprList
[
i
].
getSQL
(),
4
,
false
);
...
...
h2/src/main/org/h2/constraint/ConstraintUnique.java
浏览文件 @
edba4fd8
...
...
@@ -6,7 +6,6 @@
package
org
.
h2
.
constraint
;
import
java.util.HashSet
;
import
org.h2.command.Parser
;
import
org.h2.engine.Session
;
import
org.h2.index.Index
;
import
org.h2.result.Row
;
...
...
@@ -14,7 +13,6 @@ import org.h2.schema.Schema;
import
org.h2.table.Column
;
import
org.h2.table.IndexColumn
;
import
org.h2.table.Table
;
import
org.h2.util.StatementBuilder
;
import
org.h2.util.StringUtils
;
/**
...
...
@@ -43,29 +41,30 @@ public class ConstraintUnique extends Constraint {
return
getCreateSQLForCopy
(
forTable
,
quotedName
,
true
);
}
private
String
getCreateSQLForCopy
(
Table
forTable
,
String
quotedName
,
boolean
internalIndex
)
{
StatementBuilder
buff
=
new
StatementBuilder
(
"ALTER TABLE "
);
forTable
.
getSQL
(
buff
.
builder
()).
append
(
" ADD CONSTRAINT "
);
private
String
getCreateSQLForCopy
(
Table
forTable
,
String
quotedName
,
boolean
internalIndex
)
{
StringBuilder
builder
=
new
StringBuilder
(
"ALTER TABLE "
);
forTable
.
getSQL
(
builder
).
append
(
" ADD CONSTRAINT "
);
if
(
forTable
.
isHidden
())
{
bu
ff
.
append
(
"IF NOT EXISTS "
);
bu
ilder
.
append
(
"IF NOT EXISTS "
);
}
bu
ff
.
append
(
quotedName
);
bu
ilder
.
append
(
quotedName
);
if
(
comment
!=
null
)
{
bu
ff
.
append
(
" COMMENT "
);
StringUtils
.
quoteStringSQL
(
bu
ff
.
builder
()
,
comment
);
bu
ilder
.
append
(
" COMMENT "
);
StringUtils
.
quoteStringSQL
(
bu
ilder
,
comment
);
}
buff
.
append
(
' '
).
append
(
getConstraintType
().
getSqlName
()).
append
(
'('
);
for
(
IndexColumn
c
:
columns
)
{
buff
.
appendExceptFirst
(
", "
);
c
.
column
.
getSQL
(
buff
.
builder
());
builder
.
append
(
' '
).
append
(
getConstraintType
().
getSqlName
()).
append
(
'('
);
for
(
int
i
=
0
,
l
=
columns
.
length
;
i
<
l
;
i
++)
{
if
(
i
>
0
)
{
builder
.
append
(
", "
);
}
columns
[
i
].
column
.
getSQL
(
builder
);
}
bu
ff
.
append
(
')'
);
bu
ilder
.
append
(
')'
);
if
(
internalIndex
&&
indexOwner
&&
forTable
==
this
.
table
)
{
bu
ff
.
append
(
" INDEX "
);
index
.
getSQL
(
bu
ff
.
builder
()
);
bu
ilder
.
append
(
" INDEX "
);
index
.
getSQL
(
bu
ilder
);
}
return
bu
ff
.
toString
();
return
bu
ilder
.
toString
();
}
@Override
...
...
h2/src/main/org/h2/fulltext/FullText.java
浏览文件 @
edba4fd8
...
...
@@ -36,7 +36,6 @@ import org.h2.jdbc.JdbcConnection;
import
org.h2.message.DbException
;
import
org.h2.tools.SimpleResultSet
;
import
org.h2.util.IOUtils
;
import
org.h2.util.StatementBuilder
;
import
org.h2.util.StringUtils
;
import
org.h2.util.Utils
;
...
...
@@ -1142,18 +1141,22 @@ public class FullText {
}
private
String
getKey
(
Object
[]
row
)
throws
SQLException
{
StatementBuilder
buff
=
new
StatementBuilder
();
for
(
int
columnIndex
:
index
.
keys
)
{
buff
.
appendExceptFirst
(
" AND "
);
StringUtils
.
quoteIdentifier
(
buff
.
builder
(),
index
.
columns
[
columnIndex
]);
StringBuilder
builder
=
new
StringBuilder
();
int
[]
keys
=
index
.
keys
;
for
(
int
i
=
0
,
l
=
keys
.
length
;
i
<
l
;
i
++)
{
if
(
i
>
0
)
{
builder
.
append
(
" AND "
);
}
int
columnIndex
=
keys
[
i
];
StringUtils
.
quoteIdentifier
(
builder
,
index
.
columns
[
columnIndex
]);
Object
o
=
row
[
columnIndex
];
if
(
o
==
null
)
{
bu
ff
.
append
(
" IS NULL"
);
bu
ilder
.
append
(
" IS NULL"
);
}
else
{
bu
ff
.
append
(
'='
).
append
(
quoteSQL
(
o
,
columnTypes
[
columnIndex
]));
bu
ilder
.
append
(
'='
).
append
(
quoteSQL
(
o
,
columnTypes
[
columnIndex
]));
}
}
return
bu
ff
.
toString
();
return
bu
ilder
.
toString
();
}
private
PreparedStatement
getStatement
(
Connection
conn
,
int
index
)
throws
SQLException
{
...
...
h2/src/main/org/h2/table/MetaTable.java
浏览文件 @
edba4fd8
...
...
@@ -1914,17 +1914,18 @@ public class MetaTable extends Table {
}
String
[]
path
=
session
.
getSchemaSearchPath
();
if
(
path
!=
null
&&
path
.
length
>
0
)
{
StatementBuilder
buff
=
new
StatementBuilder
(
"SET SCHEMA_SEARCH_PATH "
);
for
(
String
p
:
path
)
{
buff
.
appendExceptFirst
(
", "
);
StringUtils
.
quoteIdentifier
(
buff
.
builder
(),
p
);
StringBuilder
builder
=
new
StringBuilder
(
"SET SCHEMA_SEARCH_PATH "
);
for
(
int
i
=
0
,
l
=
path
.
length
;
i
<
l
;
i
++)
{
if
(
i
>
0
)
{
builder
.
append
(
", "
);
}
StringUtils
.
quoteIdentifier
(
builder
,
path
[
i
]);
}
add
(
rows
,
// KEY
"SCHEMA_SEARCH_PATH"
,
// SQL
bu
ff
.
toString
()
bu
ilder
.
toString
()
);
}
String
schema
=
session
.
getCurrentSchemaName
();
...
...
h2/src/main/org/h2/table/TableLink.java
浏览文件 @
edba4fd8
...
...
@@ -28,7 +28,6 @@ import org.h2.message.DbException;
import
org.h2.result.Row
;
import
org.h2.result.RowList
;
import
org.h2.schema.Schema
;
import
org.h2.util.StatementBuilder
;
import
org.h2.util.StringUtils
;
import
org.h2.util.Utils
;
import
org.h2.value.DataType
;
...
...
@@ -499,20 +498,21 @@ public class TableLink extends Table {
prep
=
conn
.
getConnection
().
prepareStatement
(
sql
);
}
if
(
trace
.
isDebugEnabled
())
{
StatementBuilder
buff
=
new
StatementBuilder
();
buff
.
append
(
getName
()).
append
(
":\n"
).
append
(
sql
);
StringBuilder
builder
=
new
StringBuilder
(
getName
()).
append
(
":\n"
).
append
(
sql
);
if
(
params
!=
null
&&
!
params
.
isEmpty
())
{
buff
.
append
(
" {"
);
int
i
=
1
;
for
(
Value
v
:
params
)
{
buff
.
appendExceptFirst
(
", "
);
buff
.
append
(
i
++).
append
(
": "
);
v
.
getSQL
(
buff
.
builder
());
builder
.
append
(
" {"
);
for
(
int
i
=
0
,
l
=
params
.
size
();
i
<
l
;)
{
Value
v
=
params
.
get
(
i
);
if
(
i
>
0
)
{
builder
.
append
(
", "
);
}
builder
.
append
(++
i
).
append
(
": "
);
v
.
getSQL
(
builder
);
}
bu
ff
.
append
(
'}'
);
bu
ilder
.
append
(
'}'
);
}
bu
ff
.
append
(
';'
);
trace
.
debug
(
bu
ff
.
toString
());
bu
ilder
.
append
(
';'
);
trace
.
debug
(
bu
ilder
.
toString
());
}
if
(
params
!=
null
)
{
for
(
int
i
=
0
,
size
=
params
.
size
();
i
<
size
;
i
++)
{
...
...
h2/src/main/org/h2/tools/Recover.java
浏览文件 @
edba4fd8
...
...
@@ -990,15 +990,17 @@ public class Recover extends Tool implements DataHandler {
}
else
{
String
tableName
=
tableMap
.
get
(
storageId
);
if
(
tableName
!=
null
)
{
St
atementBuilder
buff
=
new
Statement
Builder
();
bu
ff
.
append
(
"INSERT INTO "
).
append
(
tableName
).
St
ringBuilder
builder
=
new
String
Builder
();
bu
ilder
.
append
(
"INSERT INTO "
).
append
(
tableName
).
append
(
" VALUES("
);
for
(
int
i
=
0
;
i
<
row
.
getColumnCount
();
i
++)
{
buff
.
appendExceptFirst
(
", "
);
row
.
getValue
(
i
).
getSQL
(
buff
.
builder
());
if
(
i
>
0
)
{
builder
.
append
(
", "
);
}
row
.
getValue
(
i
).
getSQL
(
builder
);
}
bu
ff
.
append
(
");"
);
writer
.
println
(
bu
ff
.
toString
());
bu
ilder
.
append
(
");"
);
writer
.
println
(
bu
ilder
.
toString
());
}
}
}
...
...
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