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h2database
Commits
b09e18fc
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b09e18fc
authored
10 年前
作者:
Thomas Mueller
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电子邮件补丁
差异文件
Issue 572: MySQL compatibility for "order by" in update statements.
上级
3120065b
隐藏空白字符变更
内嵌
并排
正在显示
4 个修改的文件
包含
30 行增加
和
3 行删除
+30
-3
help.csv
h2/src/docsrc/help/help.csv
+2
-1
changelog.html
h2/src/docsrc/html/changelog.html
+3
-1
Parser.java
h2/src/main/org/h2/command/Parser.java
+6
-0
testSimple.in.txt
h2/src/test/org/h2/test/testSimple.in.txt
+19
-1
没有找到文件。
h2/src/docsrc/help/help.csv
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b09e18fc
...
@@ -59,9 +59,10 @@ INSERT INTO TEST VALUES(1, 'Hello')
...
@@ -59,9 +59,10 @@ INSERT INTO TEST VALUES(1, 'Hello')
UPDATE tableName [ [ AS ] newTableAlias ] SET
UPDATE tableName [ [ AS ] newTableAlias ] SET
{ { columnName = { DEFAULT | expression } } [,...] } |
{ { columnName = { DEFAULT | expression } } [,...] } |
{ ( columnName [,...] ) = ( select ) }
{ ( columnName [,...] ) = ( select ) }
[ WHERE expression ] [ LIMIT expression ]
[ WHERE expression ] [
ORDER BY order [,...] ] [
LIMIT expression ]
","
","
Updates data in a table.
Updates data in a table.
ORDER BY is supported for MySQL compatibility, but it is ignored.
","
","
UPDATE TEST SET NAME='Hi' WHERE ID=1;
UPDATE TEST SET NAME='Hi' WHERE ID=1;
UPDATE PERSON P SET NAME=(SELECT A.NAME FROM ADDRESS A WHERE A.ID=P.ID);
UPDATE PERSON P SET NAME=(SELECT A.NAME FROM ADDRESS A WHERE A.ID=P.ID);
...
...
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h2/src/docsrc/html/changelog.html
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b09e18fc
...
@@ -17,7 +17,9 @@ Change Log
...
@@ -17,7 +17,9 @@ Change Log
<h1>
Change Log
</h1>
<h1>
Change Log
</h1>
<h2>
Next Version (unreleased)
</h2>
<h2>
Next Version (unreleased)
</h2>
<ul><li>
-
<ul><li>
Issue 573: Add implementation for Methods "isWrapperFor()" and "unwrap()" in
other JDBC classes.
</li><li>
Issue 572: MySQL compatibility for "order by" in update statements.
</li></ul>
</li></ul>
<h2>
Version 1.4.181 Beta (2014-08-06)
</h2>
<h2>
Version 1.4.181 Beta (2014-08-06)
</h2>
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...
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h2/src/main/org/h2/command/Parser.java
浏览文件 @
b09e18fc
...
@@ -751,6 +751,12 @@ public class Parser {
...
@@ -751,6 +751,12 @@ public class Parser {
Expression
limit
=
readTerm
().
optimize
(
session
);
Expression
limit
=
readTerm
().
optimize
(
session
);
command
.
setLimit
(
limit
);
command
.
setLimit
(
limit
);
}
}
if
(
readIf
(
"ORDER"
))
{
// for MySQL compatibility
// (this syntax is supported, but ignored)
read
(
"BY"
);
parseSimpleOrderList
();
}
setSQL
(
command
,
"UPDATE"
,
start
);
setSQL
(
command
,
"UPDATE"
,
start
);
return
command
;
return
command
;
}
}
...
...
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h2/src/test/org/h2/test/testSimple.in.txt
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b09e18fc
...
@@ -788,4 +788,22 @@ insert into test1 values ('abcaaaa');
...
@@ -788,4 +788,22 @@ insert into test1 values ('abcaaaa');
insert into test1 values ('abcaaaa');
insert into test1 values ('abcaaaa');
delete from test1;
delete from test1;
drop table test1;
drop table test1;
@reconnect;
@reconnect;
\ No newline at end of file
drop table if exists test;
create table if not exists test(col1 int primary key);
insert into test values(1);
insert into test values(2);
insert into test values(3);
select count(*) from test;
> 3;
select max(col1) from test;
> 3;
update test set col1 = col1 + 1
order by col1 asc;
select count(*) from test;
> 3;
select max(col1) from test;
> 4;
drop table if exists test;
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