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h2database
Commits
01d01c39
Unverified
提交
01d01c39
authored
2月 22, 2018
作者:
Noel Grandin
提交者:
GitHub
2月 22, 2018
浏览文件
操作
浏览文件
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差异文件
Merge pull request #893 from katzyn/datetime
TIMESTAMP WITHOUT TIME ZONE, TIMEZONE_HOUR, and TIMEZONE_MINUTE
上级
b9927766
dd943d88
隐藏空白字符变更
内嵌
并排
正在显示
8 个修改的文件
包含
174 行增加
和
35 行删除
+174
-35
help.csv
h2/src/docsrc/help/help.csv
+8
-5
Parser.java
h2/src/main/org/h2/command/Parser.java
+28
-12
Function.java
h2/src/main/org/h2/expression/Function.java
+63
-17
DataType.java
h2/src/main/org/h2/value/DataType.java
+2
-1
timestamp.sql
h2/src/test/org/h2/test/scripts/datatypes/timestamp.sql
+23
-0
dateadd.sql
...est/org/h2/test/scripts/functions/timeanddate/dateadd.sql
+12
-0
datediff.sql
...st/org/h2/test/scripts/functions/timeanddate/datediff.sql
+14
-0
extract.sql
...est/org/h2/test/scripts/functions/timeanddate/extract.sql
+24
-0
没有找到文件。
h2/src/docsrc/help/help.csv
浏览文件 @
01d01c39
...
@@ -2309,7 +2309,7 @@ TIME '23:59:59'
...
@@ -2309,7 +2309,7 @@ TIME '23:59:59'
"
"
"Other Grammar","Timestamp","
"Other Grammar","Timestamp","
TIMESTAMP 'yyyy-MM-dd hh:mm:ss[.nnnnnnnnn]'
TIMESTAMP
[ WITHOUT TIME ZONE ]
'yyyy-MM-dd hh:mm:ss[.nnnnnnnnn]'
","
","
A timestamp literal. The limitations are the same as for the Java data type
A timestamp literal. The limitations are the same as for the Java data type
""java.sql.Timestamp"", but for compatibility with other databases the suggested
""java.sql.Timestamp"", but for compatibility with other databases the suggested
...
@@ -2319,7 +2319,7 @@ TIMESTAMP '2005-12-31 23:59:59'
...
@@ -2319,7 +2319,7 @@ TIMESTAMP '2005-12-31 23:59:59'
"
"
"Other Grammar","Timestamp with time zone","
"Other Grammar","Timestamp with time zone","
TIMESTAMP 'yyyy-MM-dd hh:mm:ss[.nnnnnnnnn]
TIMESTAMP
WITH TIME ZONE
'yyyy-MM-dd hh:mm:ss[.nnnnnnnnn]
[Z | { - | + } timeZoneOffsetString | timeZoneNameString ]'
[Z | { - | + } timeZoneOffsetString | timeZoneNameString ]'
","
","
A timestamp with time zone literal.
A timestamp with time zone literal.
...
@@ -2459,7 +2459,7 @@ DATE
...
@@ -2459,7 +2459,7 @@ DATE
"
"
"Data Types","TIMESTAMP Type","
"Data Types","TIMESTAMP Type","
{ TIMESTAMP | DATETIME | SMALLDATETIME }
{ TIMESTAMP
[ WITHOUT TIME ZONE ]
| DATETIME | SMALLDATETIME }
","
","
The timestamp data type. The format is yyyy-MM-dd hh:mm:ss[.nnnnnnnnn].
The timestamp data type. The format is yyyy-MM-dd hh:mm:ss[.nnnnnnnnn].
Stored internally as a BCD-encoded date, and nanoseconds since midnight.
Stored internally as a BCD-encoded date, and nanoseconds since midnight.
...
@@ -3697,6 +3697,7 @@ The same units as in the EXTRACT function are supported.
...
@@ -3697,6 +3697,7 @@ The same units as in the EXTRACT function are supported.
This method returns a value with the same type as specified value if unit is compatible with this value.
This method returns a value with the same type as specified value if unit is compatible with this value.
If specified unit is a HOUR, MINUTE, SECOND, MILLISECOND, etc and value is a DATE value DATEADD returns combined TIMESTAMP.
If specified unit is a HOUR, MINUTE, SECOND, MILLISECOND, etc and value is a DATE value DATEADD returns combined TIMESTAMP.
Units DAY, MONTH, YEAR, WEEK, etc are not allowed for TIME values.
Units DAY, MONTH, YEAR, WEEK, etc are not allowed for TIME values.
Units TIMEZONE_HOUR and TIMEZONE_MINUTE are only allowed for TIMESTAMP WITH TIME ZONE values.
","
","
DATEADD('MONTH', 1, DATE '2001-01-31')
DATEADD('MONTH', 1, DATE '2001-01-31')
"
"
...
@@ -3708,7 +3709,8 @@ Returns the the number of crossed unit boundaries between two timestamps.
...
@@ -3708,7 +3709,8 @@ Returns the the number of crossed unit boundaries between two timestamps.
This method returns a long.
This method returns a long.
The string indicates the unit.
The string indicates the unit.
The same units as in the EXTRACT function are supported.
The same units as in the EXTRACT function are supported.
If timestamps have time zone offset component it is ignored.
Only TIMEZONE_HOUR and TIMEZONE_MINUTE units use the time zone offset component.
With all other units if timestamps have time zone offset component it is ignored.
","
","
DATEDIFF('YEAR', T1.CREATED, T2.CREATED)
DATEDIFF('YEAR', T1.CREATED, T2.CREATED)
"
"
...
@@ -3749,7 +3751,8 @@ DAY_OF_YEAR(CREATED)
...
@@ -3749,7 +3751,8 @@ DAY_OF_YEAR(CREATED)
EXTRACT ( { YEAR | YY | MONTH | MM | QUARTER | WEEK | ISO_WEEK
EXTRACT ( { YEAR | YY | MONTH | MM | QUARTER | WEEK | ISO_WEEK
| DAY | DD | DAY_OF_YEAR | DOY
| DAY | DD | DAY_OF_YEAR | DOY
| HOUR | HH | MINUTE | MI | SECOND | SS | EPOCH
| HOUR | HH | MINUTE | MI | SECOND | SS | EPOCH
| MILLISECOND | MS | MICROSECOND | MCS | NANOSECOND | NS }
| MILLISECOND | MS | MICROSECOND | MCS | NANOSECOND | NS
| TIMEZONE_HOUR | TIMEZONE_MINUTE }
FROM timestamp )
FROM timestamp )
","
","
Returns a specific value from a timestamps.
Returns a specific value from a timestamps.
...
...
h2/src/main/org/h2/command/Parser.java
浏览文件 @
01d01c39
...
@@ -3137,17 +3137,30 @@ public class Parser {
...
@@ -3137,17 +3137,30 @@ public class Parser {
read
(
"FOR"
);
read
(
"FOR"
);
Sequence
sequence
=
readSequence
();
Sequence
sequence
=
readSequence
();
r
=
new
SequenceValue
(
sequence
);
r
=
new
SequenceValue
(
sequence
);
}
else
if
(
equalsToken
(
"TIMESTAMP"
,
name
)
&&
readIf
(
"WITH"
))
{
}
else
if
(
equalsToken
(
"TIMESTAMP"
,
name
))
{
read
(
"TIME"
);
if
(
readIf
(
"WITH"
))
{
read
(
"ZONE"
);
read
(
"TIME"
);
if
(
currentTokenType
!=
VALUE
read
(
"ZONE"
);
||
currentValue
.
getType
()
!=
Value
.
STRING
)
{
if
(
currentTokenType
!=
VALUE
throw
getSyntaxError
();
||
currentValue
.
getType
()
!=
Value
.
STRING
)
{
throw
getSyntaxError
();
}
String
timestamp
=
currentValue
.
getString
();
read
();
r
=
ValueExpression
.
get
(
ValueTimestampTimeZone
.
parse
(
timestamp
));
}
else
{
if
(
readIf
(
"WITHOUT"
))
{
read
(
"TIME"
);
read
(
"ZONE"
);
}
if
(
currentTokenType
!=
VALUE
||
currentValue
.
getType
()
!=
Value
.
STRING
)
{
throw
getSyntaxError
();
}
String
timestamp
=
currentValue
.
getString
();
read
();
r
=
ValueExpression
.
get
(
ValueTimestamp
.
parse
(
timestamp
,
database
.
getMode
()));
}
}
String
timestamp
=
currentValue
.
getString
();
read
();
r
=
ValueExpression
.
get
(
ValueTimestampTimeZone
.
parse
(
timestamp
));
}
else
if
(
currentTokenType
==
VALUE
&&
}
else
if
(
currentTokenType
==
VALUE
&&
currentValue
.
getType
()
==
Value
.
STRING
)
{
currentValue
.
getType
()
==
Value
.
STRING
)
{
if
(
equalsToken
(
"DATE"
,
name
)
||
if
(
equalsToken
(
"DATE"
,
name
)
||
...
@@ -3160,8 +3173,7 @@ public class Parser {
...
@@ -3160,8 +3173,7 @@ public class Parser {
String
time
=
currentValue
.
getString
();
String
time
=
currentValue
.
getString
();
read
();
read
();
r
=
ValueExpression
.
get
(
ValueTime
.
parse
(
time
));
r
=
ValueExpression
.
get
(
ValueTime
.
parse
(
time
));
}
else
if
(
equalsToken
(
"TIMESTAMP"
,
name
)
||
}
else
if
(
equalsToken
(
"TS"
,
name
))
{
equalsToken
(
"TS"
,
name
))
{
String
timestamp
=
currentValue
.
getString
();
String
timestamp
=
currentValue
.
getString
();
read
();
read
();
r
=
ValueExpression
r
=
ValueExpression
...
@@ -4340,6 +4352,10 @@ public class Parser {
...
@@ -4340,6 +4352,10 @@ public class Parser {
read
(
"ZONE"
);
read
(
"ZONE"
);
original
+=
" WITH TIME ZONE"
;
original
+=
" WITH TIME ZONE"
;
}
}
}
else
if
(
readIf
(
"WITHOUT"
))
{
read
(
"TIME"
);
read
(
"ZONE"
);
original
+=
" WITHOUT TIME ZONE"
;
}
}
}
else
{
}
else
{
regular
=
true
;
regular
=
true
;
...
...
h2/src/main/org/h2/expression/Function.java
浏览文件 @
01d01c39
...
@@ -112,7 +112,8 @@ public class Function extends Expression implements FunctionCall {
...
@@ -112,7 +112,8 @@ public class Function extends Expression implements FunctionCall {
/**
/**
* Pseudo functions for DATEADD, DATEDIFF, and EXTRACT.
* Pseudo functions for DATEADD, DATEDIFF, and EXTRACT.
*/
*/
public
static
final
int
MILLISECOND
=
126
,
EPOCH
=
127
,
MICROSECOND
=
128
,
NANOSECOND
=
129
;
public
static
final
int
MILLISECOND
=
126
,
EPOCH
=
127
,
MICROSECOND
=
128
,
NANOSECOND
=
129
,
TIMEZONE_HOUR
=
130
,
TIMEZONE_MINUTE
=
131
;
public
static
final
int
DATABASE
=
150
,
USER
=
151
,
CURRENT_USER
=
152
,
public
static
final
int
DATABASE
=
150
,
USER
=
151
,
CURRENT_USER
=
152
,
IDENTITY
=
153
,
SCOPE_IDENTITY
=
154
,
AUTOCOMMIT
=
155
,
IDENTITY
=
153
,
SCOPE_IDENTITY
=
154
,
AUTOCOMMIT
=
155
,
...
@@ -209,6 +210,8 @@ public class Function extends Expression implements FunctionCall {
...
@@ -209,6 +210,8 @@ public class Function extends Expression implements FunctionCall {
DATE_PART
.
put
(
"MCS"
,
MICROSECOND
);
DATE_PART
.
put
(
"MCS"
,
MICROSECOND
);
DATE_PART
.
put
(
"NANOSECOND"
,
NANOSECOND
);
DATE_PART
.
put
(
"NANOSECOND"
,
NANOSECOND
);
DATE_PART
.
put
(
"NS"
,
NANOSECOND
);
DATE_PART
.
put
(
"NS"
,
NANOSECOND
);
DATE_PART
.
put
(
"TIMEZONE_HOUR"
,
TIMEZONE_HOUR
);
DATE_PART
.
put
(
"TIMEZONE_MINUTE"
,
TIMEZONE_MINUTE
);
// SOUNDEX_INDEX
// SOUNDEX_INDEX
String
index
=
"7AEIOUY8HW1BFPV2CGJKQSXZ3DT4L5MN6R"
;
String
index
=
"7AEIOUY8HW1BFPV2CGJKQSXZ3DT4L5MN6R"
;
...
@@ -1921,6 +1924,16 @@ public class Function extends Expression implements FunctionCall {
...
@@ -1921,6 +1924,16 @@ public class Function extends Expression implements FunctionCall {
break
;
break
;
case
NANOSECOND:
case
NANOSECOND:
break
;
break
;
case
TIMEZONE_HOUR:
count
*=
60
;
//$FALL-THROUGH$
case
TIMEZONE_MINUTE:
{
if
(!(
v
instanceof
ValueTimestampTimeZone
))
{
throw
DbException
.
getUnsupportedException
(
"DATEADD "
+
part
);
}
count
+=
((
ValueTimestampTimeZone
)
v
).
getTimeZoneOffsetMins
();
return
ValueTimestampTimeZone
.
fromDateValueAndNanos
(
dateValue
,
timeNanos
,
(
short
)
count
);
}
default
:
default
:
throw
DbException
.
getUnsupportedException
(
"DATEADD "
+
part
);
throw
DbException
.
getUnsupportedException
(
"DATEADD "
+
part
);
}
}
...
@@ -2013,6 +2026,26 @@ public class Function extends Expression implements FunctionCall {
...
@@ -2013,6 +2026,26 @@ public class Function extends Expression implements FunctionCall {
-
(
DateTimeUtils
.
monthFromDateValue
(
dateValue1
)
-
1
)
/
3
;
-
(
DateTimeUtils
.
monthFromDateValue
(
dateValue1
)
-
1
)
/
3
;
case
YEAR:
case
YEAR:
return
DateTimeUtils
.
yearFromDateValue
(
dateValue2
)
-
DateTimeUtils
.
yearFromDateValue
(
dateValue1
);
return
DateTimeUtils
.
yearFromDateValue
(
dateValue2
)
-
DateTimeUtils
.
yearFromDateValue
(
dateValue1
);
case
TIMEZONE_HOUR:
case
TIMEZONE_MINUTE:
{
int
offsetMinutes1
;
if
(
v1
instanceof
ValueTimestampTimeZone
)
{
offsetMinutes1
=
((
ValueTimestampTimeZone
)
v1
).
getTimeZoneOffsetMins
();
}
else
{
offsetMinutes1
=
DateTimeUtils
.
getTimeZoneOffsetMillis
(
null
,
dateValue1
,
a1
[
1
]);
}
int
offsetMinutes2
;
if
(
v2
instanceof
ValueTimestampTimeZone
)
{
offsetMinutes2
=
((
ValueTimestampTimeZone
)
v2
).
getTimeZoneOffsetMins
();
}
else
{
offsetMinutes2
=
DateTimeUtils
.
getTimeZoneOffsetMillis
(
null
,
dateValue2
,
a2
[
1
]);
}
if
(
field
==
TIMEZONE_HOUR
)
{
return
(
offsetMinutes2
/
60
)
-
(
offsetMinutes1
/
60
);
}
else
{
return
offsetMinutes2
-
offsetMinutes1
;
}
}
default
:
default
:
throw
DbException
.
getUnsupportedException
(
"DATEDIFF "
+
part
);
throw
DbException
.
getUnsupportedException
(
"DATEDIFF "
+
part
);
}
}
...
@@ -2886,39 +2919,52 @@ public class Function extends Expression implements FunctionCall {
...
@@ -2886,39 +2919,52 @@ public class Function extends Expression implements FunctionCall {
long
dateValue
=
a
[
0
];
long
dateValue
=
a
[
0
];
long
timeNanos
=
a
[
1
];
long
timeNanos
=
a
[
1
];
switch
(
field
)
{
switch
(
field
)
{
case
Function
.
YEAR
:
case
YEAR:
return
DateTimeUtils
.
yearFromDateValue
(
dateValue
);
return
DateTimeUtils
.
yearFromDateValue
(
dateValue
);
case
Function
.
MONTH
:
case
MONTH:
return
DateTimeUtils
.
monthFromDateValue
(
dateValue
);
return
DateTimeUtils
.
monthFromDateValue
(
dateValue
);
case
Function
.
DAY_OF_MONTH
:
case
DAY_OF_MONTH:
return
DateTimeUtils
.
dayFromDateValue
(
dateValue
);
return
DateTimeUtils
.
dayFromDateValue
(
dateValue
);
case
Function
.
HOUR
:
case
HOUR:
return
(
int
)
(
timeNanos
/
3_600_000_000_000L
%
24
);
return
(
int
)
(
timeNanos
/
3_600_000_000_000L
%
24
);
case
Function
.
MINUTE
:
case
MINUTE:
return
(
int
)
(
timeNanos
/
60_000_000_000L
%
60
);
return
(
int
)
(
timeNanos
/
60_000_000_000L
%
60
);
case
Function
.
SECOND
:
case
SECOND:
return
(
int
)
(
timeNanos
/
1_000_000_000
%
60
);
return
(
int
)
(
timeNanos
/
1_000_000_000
%
60
);
case
Function
.
MILLISECOND
:
case
MILLISECOND:
return
(
int
)
(
timeNanos
/
1_000_000
%
1_000
);
return
(
int
)
(
timeNanos
/
1_000_000
%
1_000
);
case
Function
.
MICROSECOND
:
case
MICROSECOND:
return
(
int
)
(
timeNanos
/
1_000
%
1_000_000
);
return
(
int
)
(
timeNanos
/
1_000
%
1_000_000
);
case
Function
.
NANOSECOND
:
case
NANOSECOND:
return
(
int
)
(
timeNanos
%
1_000_000_000
);
return
(
int
)
(
timeNanos
%
1_000_000_000
);
case
Function
.
DAY_OF_YEAR
:
case
DAY_OF_YEAR:
return
DateTimeUtils
.
getDayOfYear
(
dateValue
);
return
DateTimeUtils
.
getDayOfYear
(
dateValue
);
case
Function
.
DAY_OF_WEEK
:
case
DAY_OF_WEEK:
return
DateTimeUtils
.
getSundayDayOfWeek
(
dateValue
);
return
DateTimeUtils
.
getSundayDayOfWeek
(
dateValue
);
case
Function
.
WEEK
:
case
WEEK:
GregorianCalendar
gc
=
DateTimeUtils
.
getCalendar
();
GregorianCalendar
gc
=
DateTimeUtils
.
getCalendar
();
return
DateTimeUtils
.
getWeekOfYear
(
dateValue
,
gc
.
getFirstDayOfWeek
()
-
1
,
gc
.
getMinimalDaysInFirstWeek
());
return
DateTimeUtils
.
getWeekOfYear
(
dateValue
,
gc
.
getFirstDayOfWeek
()
-
1
,
gc
.
getMinimalDaysInFirstWeek
());
case
Function
.
QUARTER
:
case
QUARTER:
return
(
DateTimeUtils
.
monthFromDateValue
(
dateValue
)
-
1
)
/
3
+
1
;
return
(
DateTimeUtils
.
monthFromDateValue
(
dateValue
)
-
1
)
/
3
+
1
;
case
Function
.
ISO_YEAR
:
case
ISO_YEAR:
return
DateTimeUtils
.
getIsoWeekYear
(
dateValue
);
return
DateTimeUtils
.
getIsoWeekYear
(
dateValue
);
case
Function
.
ISO_WEEK
:
case
ISO_WEEK:
return
DateTimeUtils
.
getIsoWeekOfYear
(
dateValue
);
return
DateTimeUtils
.
getIsoWeekOfYear
(
dateValue
);
case
Function
.
ISO_DAY_OF_WEEK
:
case
ISO_DAY_OF_WEEK:
return
DateTimeUtils
.
getIsoDayOfWeek
(
dateValue
);
return
DateTimeUtils
.
getIsoDayOfWeek
(
dateValue
);
case
TIMEZONE_HOUR:
case
TIMEZONE_MINUTE:
{
int
offsetMinutes
;
if
(
date
instanceof
ValueTimestampTimeZone
)
{
offsetMinutes
=
((
ValueTimestampTimeZone
)
date
).
getTimeZoneOffsetMins
();
}
else
{
offsetMinutes
=
DateTimeUtils
.
getTimeZoneOffsetMillis
(
null
,
dateValue
,
timeNanos
);
}
if
(
field
==
TIMEZONE_HOUR
)
{
return
offsetMinutes
/
60
;
}
return
offsetMinutes
%
60
;
}
}
}
throw
DbException
.
getUnsupportedException
(
"getDatePart("
+
date
+
", "
+
field
+
')'
);
throw
DbException
.
getUnsupportedException
(
"getDatePart("
+
date
+
", "
+
field
+
')'
);
}
}
...
...
h2/src/main/org/h2/value/DataType.java
浏览文件 @
01d01c39
...
@@ -302,7 +302,8 @@ public class DataType {
...
@@ -302,7 +302,8 @@ public class DataType {
add
(
Value
.
TIMESTAMP
,
Types
.
TIMESTAMP
,
"Timestamp"
,
add
(
Value
.
TIMESTAMP
,
Types
.
TIMESTAMP
,
"Timestamp"
,
createDate
(
ValueTimestamp
.
PRECISION
,
"TIMESTAMP"
,
createDate
(
ValueTimestamp
.
PRECISION
,
"TIMESTAMP"
,
ValueTimestamp
.
DEFAULT_SCALE
,
ValueTimestamp
.
DISPLAY_SIZE
),
ValueTimestamp
.
DEFAULT_SCALE
,
ValueTimestamp
.
DISPLAY_SIZE
),
new
String
[]{
"TIMESTAMP"
,
"DATETIME"
,
"DATETIME2"
,
"SMALLDATETIME"
},
new
String
[]{
"TIMESTAMP"
,
"TIMESTAMP WITHOUT TIME ZONE"
,
"DATETIME"
,
"DATETIME2"
,
"SMALLDATETIME"
},
// 24 for ValueTimestamp, 32 for java.sql.Timestamp
// 24 for ValueTimestamp, 32 for java.sql.Timestamp
56
56
);
);
...
...
h2/src/test/org/h2/test/scripts/datatypes/timestamp.sql
浏览文件 @
01d01c39
...
@@ -2,3 +2,26 @@
...
@@ -2,3 +2,26 @@
-- and the EPL 1.0 (http://h2database.com/html/license.html).
-- and the EPL 1.0 (http://h2database.com/html/license.html).
-- Initial Developer: H2 Group
-- Initial Developer: H2 Group
--
--
CREATE
TABLE
TEST
(
T1
TIMESTAMP
,
T2
TIMESTAMP
WITHOUT
TIME
ZONE
);
>
ok
INSERT
INTO
TEST
(
T1
,
T2
)
VALUES
(
TIMESTAMP
'2010-01-01 10:00:00'
,
TIMESTAMP
WITHOUT
TIME
ZONE
'2010-01-01 10:00:00'
);
>
update
count
:
1
SELECT
T1
,
T2
,
T1
=
T2
FROM
TEST
;
>
T1
T2
T1
=
T2
>
--------------------- --------------------- -------
>
2010
-
01
-
01
10
:
00
:
00
.
0
2010
-
01
-
01
10
:
00
:
00
.
0
TRUE
>
rows
:
1
SELECT
COLUMN_NAME
,
DATA_TYPE
,
TYPE_NAME
,
COLUMN_TYPE
FROM
INFORMATION_SCHEMA
.
COLUMNS
WHERE
TABLE_NAME
=
'TEST'
ORDER
BY
ORDINAL_POSITION
;
>
COLUMN_NAME
DATA_TYPE
TYPE_NAME
COLUMN_TYPE
>
----------- --------- --------- ---------------------------
>
T1
93
TIMESTAMP
TIMESTAMP
>
T2
93
TIMESTAMP
TIMESTAMP
WITHOUT
TIME
ZONE
>
rows
(
ordered
):
2
DROP
TABLE
TEST
;
>
ok
h2/src/test/org/h2/test/scripts/functions/timeanddate/dateadd.sql
浏览文件 @
01d01c39
...
@@ -149,3 +149,15 @@ SELECT TIMESTAMPADD('DAY', 10, TIMESTAMP '2000-01-05 15:00:30.123456789');
...
@@ -149,3 +149,15 @@ SELECT TIMESTAMPADD('DAY', 10, TIMESTAMP '2000-01-05 15:00:30.123456789');
>
-----------------------------------------
>
-----------------------------------------
>
2000
-
01
-
15
15
:
00
:
30
.
123456789
>
2000
-
01
-
15
15
:
00
:
30
.
123456789
>
rows
:
1
>
rows
:
1
SELECT
TIMESTAMPADD
(
'TIMEZONE_HOUR'
,
1
,
TIMESTAMP
WITH
TIME
ZONE
'2010-01-01 10:00:00+07:30'
)
AS
T
;
>
T
>
---------------------------
>
2010
-
01
-
01
10
:
00
:
00
.
0
+
08
:
30
>
rows
:
1
SELECT
TIMESTAMPADD
(
'TIMEZONE_MINUTE'
,
-
45
,
TIMESTAMP
WITH
TIME
ZONE
'2010-01-01 10:00:00+07:30'
)
AS
T
;
>
T
>
---------------------------
>
2010
-
01
-
01
10
:
00
:
00
.
0
+
06
:
45
>
rows
:
1
h2/src/test/org/h2/test/scripts/functions/timeanddate/datediff.sql
浏览文件 @
01d01c39
...
@@ -241,3 +241,17 @@ SELECT DATEDIFF('QUARTER', DATE '-1000-01-01', DATE '2000-01-01');
...
@@ -241,3 +241,17 @@ SELECT DATEDIFF('QUARTER', DATE '-1000-01-01', DATE '2000-01-01');
>
-----
>
-----
>
12000
>
12000
>
rows
:
1
>
rows
:
1
SELECT
DATEDIFF
(
'TIMEZONE_HOUR'
,
TIMESTAMP
WITH
TIME
ZONE
'2010-01-01 10:00:00+01'
,
TIMESTAMP
WITH
TIME
ZONE
'2012-02-02 12:00:00+02'
);
>
1
>
-
>
1
>
rows
:
1
SELECT
DATEDIFF
(
'TIMEZONE_MINUTE'
,
TIMESTAMP
WITH
TIME
ZONE
'2010-01-01 10:00:00+01:15'
,
TIMESTAMP
WITH
TIME
ZONE
'2012-02-02 12:00:00+02'
);
>
45
>
--
>
45
>
rows
:
1
h2/src/test/org/h2/test/scripts/functions/timeanddate/extract.sql
浏览文件 @
01d01c39
...
@@ -55,3 +55,27 @@ select EXTRACT (EPOCH from timestamp with time zone '2000-01-03 12:00:00.123456+
...
@@ -55,3 +55,27 @@ select EXTRACT (EPOCH from timestamp with time zone '2000-01-03 12:00:00.123456+
select
extract
(
EPOCH
from
'2001-02-03 14:15:16'
);
select
extract
(
EPOCH
from
'2001-02-03 14:15:16'
);
>
981209716
>
981209716
SELECT
EXTRACT
(
TIMEZONE_HOUR
FROM
TIMESTAMP
WITH
TIME
ZONE
'2010-01-02 5:00:00+07:15'
);
>
7
>
-
>
7
>
rows
:
1
SELECT
EXTRACT
(
TIMEZONE_HOUR
FROM
TIMESTAMP
WITH
TIME
ZONE
'2010-01-02 5:00:00-08:30'
);
>
-
8
>
--
>
-
8
>
rows
:
1
SELECT
EXTRACT
(
TIMEZONE_MINUTE
FROM
TIMESTAMP
WITH
TIME
ZONE
'2010-01-02 5:00:00+07:15'
);
>
15
>
--
>
15
>
rows
:
1
SELECT
EXTRACT
(
TIMEZONE_MINUTE
FROM
TIMESTAMP
WITH
TIME
ZONE
'2010-01-02 5:00:00-08:30'
);
>
-
30
>
---
>
-
30
>
rows
:
1
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