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Administrator
h2database
Commits
373a4009
提交
373a4009
authored
7月 22, 2018
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
Treat NEXTVAL as an auto-generated key
上级
d7c0e317
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
63 行增加
和
31 行删除
+63
-31
Insert.java
h2/src/main/org/h2/command/dml/Insert.java
+1
-2
Merge.java
h2/src/main/org/h2/command/dml/Merge.java
+1
-2
Expression.java
h2/src/main/org/h2/expression/Expression.java
+10
-0
Function.java
h2/src/main/org/h2/expression/Function.java
+5
-0
SequenceValue.java
h2/src/main/org/h2/expression/SequenceValue.java
+5
-0
TestGetGeneratedKeys.java
h2/src/test/org/h2/test/jdbc/TestGetGeneratedKeys.java
+41
-27
没有找到文件。
h2/src/main/org/h2/command/dml/Insert.java
浏览文件 @
373a4009
...
...
@@ -23,7 +23,6 @@ import org.h2.expression.ConditionAndOr;
import
org.h2.expression.Expression
;
import
org.h2.expression.ExpressionColumn
;
import
org.h2.expression.Parameter
;
import
org.h2.expression.SequenceValue
;
import
org.h2.expression.ValueExpression
;
import
org.h2.index.Index
;
import
org.h2.index.PageDataIndex
;
...
...
@@ -170,7 +169,7 @@ public class Insert extends Prepared implements ResultTarget {
try
{
Value
v
=
c
.
convert
(
e
.
getValue
(
session
),
mode
);
newRow
.
setValue
(
index
,
v
);
if
(
e
instanceof
SequenceValue
)
{
if
(
e
.
isGeneratedKey
()
)
{
generatedKeys
.
add
(
c
);
}
}
catch
(
DbException
ex
)
{
...
...
h2/src/main/org/h2/command/dml/Merge.java
浏览文件 @
373a4009
...
...
@@ -19,7 +19,6 @@ import org.h2.engine.Session;
import
org.h2.engine.UndoLogRecord
;
import
org.h2.expression.Expression
;
import
org.h2.expression.Parameter
;
import
org.h2.expression.SequenceValue
;
import
org.h2.index.Index
;
import
org.h2.message.DbException
;
import
org.h2.result.ResultInterface
;
...
...
@@ -108,7 +107,7 @@ public class Merge extends Prepared {
try
{
Value
v
=
c
.
convert
(
e
.
getValue
(
session
),
mode
);
newRow
.
setValue
(
index
,
v
);
if
(
e
instanceof
SequenceValue
)
{
if
(
e
.
isGeneratedKey
()
)
{
generatedKeys
.
add
(
c
);
}
}
catch
(
DbException
ex
)
{
...
...
h2/src/main/org/h2/expression/Expression.java
浏览文件 @
373a4009
...
...
@@ -166,6 +166,16 @@ public abstract class Expression {
return
false
;
}
/**
* Check if this expression is an auto-generated key expression such as next
* value from a sequence.
*
* @return whether this expression is an auto-generated key expression
*/
public
boolean
isGeneratedKey
()
{
return
false
;
}
/**
* Get the value in form of a boolean expression.
* Returns true or false.
...
...
h2/src/main/org/h2/expression/Function.java
浏览文件 @
373a4009
...
...
@@ -2692,4 +2692,9 @@ public class Function extends Expression implements FunctionCall {
return
info
.
bufferResultSetToLocalTemp
;
}
@Override
public
boolean
isGeneratedKey
()
{
return
info
.
type
==
NEXTVAL
;
}
}
h2/src/main/org/h2/expression/SequenceValue.java
浏览文件 @
373a4009
...
...
@@ -106,4 +106,9 @@ public class SequenceValue extends Expression {
return
1
;
}
@Override
public
boolean
isGeneratedKey
()
{
return
true
;
}
}
h2/src/test/org/h2/test/jdbc/TestGetGeneratedKeys.java
浏览文件 @
373a4009
...
...
@@ -182,59 +182,73 @@ public class TestGetGeneratedKeys extends TestDb {
stat
.
execute
(
"CREATE SEQUENCE SEQ"
);
stat
.
execute
(
"CREATE TABLE TEST(ID INT)"
);
PreparedStatement
prep
;
prep
=
conn
.
prepareStatement
(
"INSERT INTO TEST VALUES(NEXT VALUE FOR SEQ)"
,
Statement
.
RETURN_GENERATED_KEYS
);
int
expected
=
1
;
expected
=
testCalledSequencesImpl
(
conn
,
"INSERT INTO TEST VALUES(NEXT VALUE FOR SEQ)"
,
expected
);
expected
=
testCalledSequencesImpl
(
conn
,
"MERGE INTO TEST KEY(ID) VALUES(NEXT VALUE FOR SEQ)"
,
expected
);
expected
=
testCalledSequencesImpl
(
conn
,
"INSERT INTO TEST VALUES(NEXTVAL('SEQ'))"
,
expected
);
testCalledSequencesImpl
(
conn
,
"MERGE INTO TEST KEY(ID) VALUES(NEXTVAL('SEQ'))"
,
expected
);
stat
.
execute
(
"DROP TABLE TEST"
);
stat
.
execute
(
"DROP SEQUENCE SEQ"
);
ResultSet
rs
;
stat
.
execute
(
"CREATE TABLE TEST(ID BIGINT)"
);
stat
.
execute
(
"CREATE SEQUENCE SEQ"
);
prep
=
conn
.
prepareStatement
(
"INSERT INTO TEST VALUES (30), (NEXT VALUE FOR SEQ),"
+
" (NEXTVAL('SEQ')), (NEXT VALUE FOR SEQ), (20)"
,
Statement
.
RETURN_GENERATED_KEYS
);
prep
.
executeUpdate
();
rs
=
prep
.
getGeneratedKeys
();
rs
.
next
();
assertEquals
(
1L
,
rs
.
getLong
(
1
));
rs
.
next
();
assertEquals
(
2L
,
rs
.
getLong
(
1
));
rs
.
next
();
assertEquals
(
3L
,
rs
.
getLong
(
1
));
assertFalse
(
rs
.
next
());
stat
.
execute
(
"DROP TABLE TEST"
);
stat
.
execute
(
"DROP SEQUENCE SEQ"
);
}
private
int
testCalledSequencesImpl
(
Connection
conn
,
String
sql
,
int
expected
)
throws
SQLException
{
PreparedStatement
prep
;
prep
=
conn
.
prepareStatement
(
sql
,
Statement
.
RETURN_GENERATED_KEYS
);
prep
.
execute
();
ResultSet
rs
=
prep
.
getGeneratedKeys
();
rs
.
next
();
assertEquals
(
1
,
rs
.
getInt
(
1
));
assertEquals
(
expected
++
,
rs
.
getInt
(
1
));
assertFalse
(
rs
.
next
());
prep
=
conn
.
prepareStatement
(
"INSERT INTO TEST VALUES(NEXT VALUE FOR SEQ)"
,
Statement
.
RETURN_GENERATED_KEYS
);
prep
=
conn
.
prepareStatement
(
sql
,
Statement
.
RETURN_GENERATED_KEYS
);
prep
.
execute
();
rs
=
prep
.
getGeneratedKeys
();
rs
.
next
();
assertEquals
(
2
,
rs
.
getInt
(
1
));
assertEquals
(
expected
++
,
rs
.
getInt
(
1
));
assertFalse
(
rs
.
next
());
prep
=
conn
.
prepareStatement
(
"INSERT INTO TEST VALUES(NEXT VALUE FOR SEQ)"
,
new
int
[]
{
1
});
prep
=
conn
.
prepareStatement
(
sql
,
new
int
[]
{
1
});
prep
.
execute
();
rs
=
prep
.
getGeneratedKeys
();
rs
.
next
();
assertEquals
(
3
,
rs
.
getInt
(
1
));
assertEquals
(
expected
++
,
rs
.
getInt
(
1
));
assertFalse
(
rs
.
next
());
prep
=
conn
.
prepareStatement
(
"INSERT INTO TEST VALUES(NEXT VALUE FOR SEQ)"
,
new
String
[]
{
"ID"
});
prep
=
conn
.
prepareStatement
(
sql
,
new
String
[]
{
"ID"
});
prep
.
execute
();
rs
=
prep
.
getGeneratedKeys
();
rs
.
next
();
assertEquals
(
4
,
rs
.
getInt
(
1
));
assertEquals
(
expected
++
,
rs
.
getInt
(
1
));
assertFalse
(
rs
.
next
());
prep
=
conn
.
prepareStatement
(
"INSERT INTO TEST VALUES(NEXT VALUE FOR SEQ)"
,
ResultSet
.
TYPE_FORWARD_ONLY
,
prep
=
conn
.
prepareStatement
(
sql
,
ResultSet
.
TYPE_FORWARD_ONLY
,
ResultSet
.
CONCUR_READ_ONLY
,
ResultSet
.
HOLD_CURSORS_OVER_COMMIT
);
prep
.
execute
();
rs
=
prep
.
getGeneratedKeys
();
rs
.
next
();
expected
++;
assertFalse
(
rs
.
next
());
stat
.
execute
(
"DROP TABLE TEST"
);
stat
.
execute
(
"DROP SEQUENCE SEQ"
);
stat
.
execute
(
"CREATE TABLE TEST(ID BIGINT)"
);
stat
.
execute
(
"CREATE SEQUENCE SEQ"
);
prep
=
conn
.
prepareStatement
(
"INSERT INTO TEST VALUES (30), (NEXT VALUE FOR SEQ),"
+
" (NEXT VALUE FOR SEQ), (NEXT VALUE FOR SEQ), (20)"
,
Statement
.
RETURN_GENERATED_KEYS
);
prep
.
executeUpdate
();
rs
=
prep
.
getGeneratedKeys
();
rs
.
next
();
assertEquals
(
1L
,
rs
.
getLong
(
1
));
rs
.
next
();
assertEquals
(
2L
,
rs
.
getLong
(
1
));
rs
.
next
();
assertEquals
(
3L
,
rs
.
getLong
(
1
));
assertFalse
(
rs
.
next
());
stat
.
execute
(
"DROP TABLE TEST"
);
stat
.
execute
(
"DROP SEQUENCE SEQ"
);
return
expected
;
}
/**
...
...
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