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h2database
Commits
c93e30ee
提交
c93e30ee
authored
16 年前
作者:
Thomas Mueller
浏览文件
操作
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电子邮件补丁
差异文件
Compatibility for MS SQL Server DATEDIFF(YYYY, .., ..).
上级
7beb10a8
隐藏空白字符变更
内嵌
并排
正在显示
3 个修改的文件
包含
43 行增加
和
7 行删除
+43
-7
Parser.java
h2/src/main/org/h2/command/Parser.java
+14
-0
Function.java
h2/src/main/org/h2/expression/Function.java
+27
-7
testSimple.in.txt
h2/src/test/org/h2/test/testSimple.in.txt
+2
-0
没有找到文件。
h2/src/main/org/h2/command/Parser.java
浏览文件 @
c93e30ee
...
@@ -1971,6 +1971,20 @@ public class Parser {
...
@@ -1971,6 +1971,20 @@ public class Parser {
read
(
")"
);
read
(
")"
);
break
;
break
;
}
}
case
Function
.
DATE_DIFF
:
{
if
(
Function
.
isDatePart
(
currentToken
))
{
function
.
setParameter
(
0
,
ValueExpression
.
get
(
ValueString
.
get
(
currentToken
)));
read
();
}
else
{
function
.
setParameter
(
0
,
readExpression
());
}
read
(
","
);
function
.
setParameter
(
1
,
readExpression
());
read
(
","
);
function
.
setParameter
(
2
,
readExpression
());
read
(
")"
);
break
;
}
case
Function
.
SUBSTRING
:
{
case
Function
.
SUBSTRING
:
{
function
.
setParameter
(
0
,
readExpression
());
function
.
setParameter
(
0
,
readExpression
());
if
(!
readIf
(
","
))
{
if
(!
readIf
(
","
))
{
...
...
This diff is collapsed.
Click to expand it.
h2/src/main/org/h2/expression/Function.java
浏览文件 @
c93e30ee
...
@@ -120,22 +120,31 @@ public class Function extends Expression implements FunctionCall {
...
@@ -120,22 +120,31 @@ public class Function extends Expression implements FunctionCall {
static
{
static
{
// DATE_PART
// DATE_PART
DATE_PART
.
put
(
"YY"
,
ObjectUtils
.
getInteger
(
Calendar
.
YEAR
));
DATE_PART
.
put
(
"YEAR"
,
ObjectUtils
.
getInteger
(
Calendar
.
YEAR
));
DATE_PART
.
put
(
"YEAR"
,
ObjectUtils
.
getInteger
(
Calendar
.
YEAR
));
DATE_PART
.
put
(
"MM"
,
ObjectUtils
.
getInteger
(
Calendar
.
MONTH
));
DATE_PART
.
put
(
"YYYY"
,
ObjectUtils
.
getInteger
(
Calendar
.
YEAR
));
DATE_PART
.
put
(
"YY"
,
ObjectUtils
.
getInteger
(
Calendar
.
YEAR
));
DATE_PART
.
put
(
"MONTH"
,
ObjectUtils
.
getInteger
(
Calendar
.
MONTH
));
DATE_PART
.
put
(
"MONTH"
,
ObjectUtils
.
getInteger
(
Calendar
.
MONTH
));
DATE_PART
.
put
(
"DD"
,
ObjectUtils
.
getInteger
(
Calendar
.
DAY_OF_MONTH
));
DATE_PART
.
put
(
"MM"
,
ObjectUtils
.
getInteger
(
Calendar
.
MONTH
));
DATE_PART
.
put
(
"M"
,
ObjectUtils
.
getInteger
(
Calendar
.
MONTH
));
DATE_PART
.
put
(
"WW"
,
ObjectUtils
.
getInteger
(
Calendar
.
WEEK_OF_YEAR
));
DATE_PART
.
put
(
"WK"
,
ObjectUtils
.
getInteger
(
Calendar
.
WEEK_OF_YEAR
));
DATE_PART
.
put
(
"DAY"
,
ObjectUtils
.
getInteger
(
Calendar
.
DAY_OF_MONTH
));
DATE_PART
.
put
(
"DAY"
,
ObjectUtils
.
getInteger
(
Calendar
.
DAY_OF_MONTH
));
DATE_PART
.
put
(
"DD"
,
ObjectUtils
.
getInteger
(
Calendar
.
DAY_OF_MONTH
));
DATE_PART
.
put
(
"D"
,
ObjectUtils
.
getInteger
(
Calendar
.
DAY_OF_MONTH
));
DATE_PART
.
put
(
"DAYOFYEAR"
,
ObjectUtils
.
getInteger
(
Calendar
.
DAY_OF_YEAR
));
DATE_PART
.
put
(
"DAY_OF_YEAR"
,
ObjectUtils
.
getInteger
(
Calendar
.
DAY_OF_YEAR
));
DATE_PART
.
put
(
"DAY_OF_YEAR"
,
ObjectUtils
.
getInteger
(
Calendar
.
DAY_OF_YEAR
));
DATE_PART
.
put
(
"DY"
,
ObjectUtils
.
getInteger
(
Calendar
.
DAY_OF_YEAR
));
DATE_PART
.
put
(
"DOY"
,
ObjectUtils
.
getInteger
(
Calendar
.
DAY_OF_YEAR
));
DATE_PART
.
put
(
"DOY"
,
ObjectUtils
.
getInteger
(
Calendar
.
DAY_OF_YEAR
));
DATE_PART
.
put
(
"HH"
,
ObjectUtils
.
getInteger
(
Calendar
.
HOUR_OF_DAY
));
DATE_PART
.
put
(
"HOUR"
,
ObjectUtils
.
getInteger
(
Calendar
.
HOUR_OF_DAY
));
DATE_PART
.
put
(
"HOUR"
,
ObjectUtils
.
getInteger
(
Calendar
.
HOUR_OF_DAY
));
DATE_PART
.
put
(
"
MI"
,
ObjectUtils
.
getInteger
(
Calendar
.
MINUTE
));
DATE_PART
.
put
(
"
HH"
,
ObjectUtils
.
getInteger
(
Calendar
.
HOUR_OF_DAY
));
DATE_PART
.
put
(
"MINUTE"
,
ObjectUtils
.
getInteger
(
Calendar
.
MINUTE
));
DATE_PART
.
put
(
"MINUTE"
,
ObjectUtils
.
getInteger
(
Calendar
.
MINUTE
));
DATE_PART
.
put
(
"SS"
,
ObjectUtils
.
getInteger
(
Calendar
.
SECOND
));
DATE_PART
.
put
(
"MI"
,
ObjectUtils
.
getInteger
(
Calendar
.
MINUTE
));
DATE_PART
.
put
(
"N"
,
ObjectUtils
.
getInteger
(
Calendar
.
MINUTE
));
DATE_PART
.
put
(
"SECOND"
,
ObjectUtils
.
getInteger
(
Calendar
.
SECOND
));
DATE_PART
.
put
(
"SECOND"
,
ObjectUtils
.
getInteger
(
Calendar
.
SECOND
));
DATE_PART
.
put
(
"MS"
,
ObjectUtils
.
getInteger
(
Calendar
.
MILLISECOND
));
DATE_PART
.
put
(
"SS"
,
ObjectUtils
.
getInteger
(
Calendar
.
SECOND
));
DATE_PART
.
put
(
"S"
,
ObjectUtils
.
getInteger
(
Calendar
.
SECOND
));
DATE_PART
.
put
(
"MILLISECOND"
,
ObjectUtils
.
getInteger
(
Calendar
.
MILLISECOND
));
DATE_PART
.
put
(
"MILLISECOND"
,
ObjectUtils
.
getInteger
(
Calendar
.
MILLISECOND
));
DATE_PART
.
put
(
"MS"
,
ObjectUtils
.
getInteger
(
Calendar
.
MILLISECOND
));
// SOUNDEX_INDEX
// SOUNDEX_INDEX
String
index
=
"7AEIOUY8HW1BFPV2CGJKQSXZ3DT4L5MN6R"
;
String
index
=
"7AEIOUY8HW1BFPV2CGJKQSXZ3DT4L5MN6R"
;
...
@@ -1188,6 +1197,17 @@ public class Function extends Expression implements FunctionCall {
...
@@ -1188,6 +1197,17 @@ public class Function extends Expression implements FunctionCall {
}
}
return
bytes
;
return
bytes
;
}
}
/**
* Check if a given string is a valid date part string.
*
* @param part the string
* @return true if it is
*/
public
static
boolean
isDatePart
(
String
part
)
{
Integer
p
=
(
Integer
)
DATE_PART
.
get
(
StringUtils
.
toUpperEnglish
(
part
));
return
p
!=
null
;
}
private
static
int
getDatePart
(
String
part
)
throws
SQLException
{
private
static
int
getDatePart
(
String
part
)
throws
SQLException
{
Integer
p
=
(
Integer
)
DATE_PART
.
get
(
StringUtils
.
toUpperEnglish
(
part
));
Integer
p
=
(
Integer
)
DATE_PART
.
get
(
StringUtils
.
toUpperEnglish
(
part
));
...
...
This diff is collapsed.
Click to expand it.
h2/src/test/org/h2/test/testSimple.in.txt
浏览文件 @
c93e30ee
select datediff(yyyy, now(), now());
> 0;
create table t(d date) as select '2008-11-01' union select '2008-11-02';
create table t(d date) as select '2008-11-01' union select '2008-11-02';
select 1 from t group by year(d) order by year(d);
select 1 from t group by year(d) order by year(d);
> 1;
> 1;
...
...
This diff is collapsed.
Click to expand it.
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