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h2database
Commits
d24d2025
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d24d2025
authored
3月 06, 2018
作者:
Evgenij Ryazanov
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电子邮件补丁
差异文件
Wrap some lines in help.csv in better places
上级
f9afc84b
隐藏空白字符变更
内嵌
并排
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1 个修改的文件
包含
46 行增加
和
22 行删除
+46
-22
help.csv
h2/src/docsrc/help/help.csv
+46
-22
没有找到文件。
h2/src/docsrc/help/help.csv
浏览文件 @
d24d2025
...
...
@@ -6,8 +6,11 @@
SELECT [ TOP term ] [ DISTINCT | ALL ] selectExpression [,...]
FROM tableExpression [,...] [ WHERE expression ]
[ GROUP BY expression [,...] ] [ HAVING expression ]
[ { UNION [ ALL ] | MINUS | EXCEPT | INTERSECT } select ] [ ORDER BY order [,...] ]
[ { LIMIT expression [ OFFSET expression ] [ SAMPLE_SIZE rowCountInt ] } | { [ OFFSET expression { ROW | ROWS } ] [ { FETCH { FIRST | NEXT } expression { ROW | ROWS } ONLY } ] } ]
[ { UNION [ ALL ] | MINUS | EXCEPT | INTERSECT } select ]
[ ORDER BY order [,...] ]
[ { LIMIT expression [ OFFSET expression ] [ SAMPLE_SIZE rowCountInt ] }
| { [ OFFSET expression { ROW | ROWS } ]
[ { FETCH { FIRST | NEXT } expression { ROW | ROWS } ONLY } ] } ]
[ FOR UPDATE ]
","
Selects data from a table or multiple tables.
...
...
@@ -44,7 +47,8 @@ SELECT * FROM (SELECT ID, COUNT(*) FROM TEST
"Commands (DML)","INSERT","
INSERT INTO tableName
{ [ ( columnName [,...] ) ]
{ VALUES { ( { DEFAULT | expression } [,...] ) } [,...] | [ DIRECT ] [ SORTED ] select } } |
{ VALUES { ( { DEFAULT | expression } [,...] ) } [,...]
| [ DIRECT ] [ SORTED ] select } } |
{ SET { columnName = { DEFAULT | expression } } [,...] }
","
Inserts a new row / new rows into a table.
...
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@@ -99,7 +103,8 @@ CALL 15*25
"
"Commands (DML)","EXPLAIN","
EXPLAIN { [ PLAN FOR ] | ANALYZE } { select | insert | update | delete | merge }
EXPLAIN { [ PLAN FOR ] | ANALYZE }
{ select | insert | update | delete | merge }
","
Shows the execution plan for a statement.
When using EXPLAIN ANALYZE, the statement is actually executed, and the query plan
...
...
@@ -269,7 +274,9 @@ ALTER SCHEMA TEST RENAME TO PRODUCTION
"
"Commands (DDL)","ALTER SEQUENCE","
ALTER SEQUENCE [ IF EXISTS ] sequenceName [ RESTART WITH long ] [ INCREMENT BY long ]
ALTER SEQUENCE [ IF EXISTS ] sequenceName
[ RESTART WITH long ]
[ INCREMENT BY long ]
[ MINVALUE long | NOMINVALUE | NO MINVALUE ]
[ MAXVALUE long | NOMAXVALUE | NO MAXVALUE ]
[ CYCLE long | NOCYCLE | NO CYCLE ]
...
...
@@ -307,7 +314,8 @@ ALTER TABLE TEST ADD CONSTRAINT NAME_UNIQUE UNIQUE(NAME)
"
"Commands (DDL)","ALTER TABLE RENAME CONSTRAINT","
ALTER TABLE [ IF EXISTS ] tableName RENAME oldConstraintName TO newConstraintName
ALTER TABLE [ IF EXISTS ] tableName RENAME oldConstraintName
TO newConstraintName
","
Renames a constraint.
This command commits an open transaction in this connection.
...
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@@ -364,7 +372,8 @@ ALTER TABLE TEST ALTER COLUMN NAME SET INVISIBLE;
"
"Commands (DDL)","ALTER TABLE DROP COLUMN","
ALTER TABLE [ IF EXISTS ] tableName DROP COLUMN [ IF EXISTS ] ( columnName [,...] )
ALTER TABLE [ IF EXISTS ] tableName DROP COLUMN [ IF EXISTS ]
( columnName [,...] )
","
Removes column(s) from a table.
This command commits an open transaction in this connection.
...
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@@ -374,7 +383,8 @@ ALTER TABLE TEST DROP COLUMN NAME1, NAME2
"
"Commands (DDL)","ALTER TABLE DROP CONSTRAINT","
ALTER TABLE [ IF EXISTS ] tableName DROP { CONSTRAINT [ IF EXISTS ] constraintName | PRIMARY KEY }
ALTER TABLE [ IF EXISTS ] tableName DROP
{ CONSTRAINT [ IF EXISTS ] constraintName | PRIMARY KEY }
","
Removes a constraint or a primary key from a table.
This command commits an open transaction in this connection.
...
...
@@ -626,11 +636,13 @@ be the resource name (for example ""java:comp/env/jdbc/Test"").
Admin rights are required to execute this command.
This command commits an open transaction in this connection.
","
CREATE LINKED TABLE LINK('org.h2.Driver', 'jdbc:h2:test2', 'sa', 'sa', 'TEST');
CREATE LINKED TABLE LINK('org.h2.Driver', 'jdbc:h2:test2',
'sa', 'sa', 'TEST');
CREATE LINKED TABLE LINK('', 'jdbc:h2:test2', 'sa', 'sa',
'(SELECT * FROM TEST WHERE ID>0)');
CREATE LINKED TABLE LINK('javax.naming.InitialContext',
'java:comp/env/jdbc/Test', NULL, NULL, '(SELECT * FROM TEST WHERE ID>0)');
'java:comp/env/jdbc/Test', NULL, NULL,
'(SELECT * FROM TEST WHERE ID>0)');
"
"Commands (DDL)","CREATE ROLE","
...
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@@ -643,7 +655,8 @@ CREATE ROLE READONLY
"
"Commands (DDL)","CREATE SCHEMA","
CREATE SCHEMA [ IF NOT EXISTS ] name [ AUTHORIZATION ownerUserName ]
CREATE SCHEMA [ IF NOT EXISTS ] name
[ AUTHORIZATION ownerUserName ]
[ WITH tableEngineParamName [,...] ]
","
Creates a new schema. If no owner is specified, the current user is used. The
...
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@@ -658,7 +671,8 @@ CREATE SCHEMA TEST_SCHEMA AUTHORIZATION SA
"
"Commands (DDL)","CREATE SEQUENCE","
CREATE SEQUENCE [ IF NOT EXISTS ] newSequenceName [ START WITH long ]
CREATE SEQUENCE [ IF NOT EXISTS ] newSequenceName
[ START WITH long ]
[ INCREMENT BY long ]
[ MINVALUE long | NOMINVALUE | NO MINVALUE ]
[ MAXVALUE long | NOMAXVALUE | NO MAXVALUE ]
...
...
@@ -722,9 +736,12 @@ CREATE TABLE TEST(ID INT PRIMARY KEY, NAME VARCHAR(255))
"
"Commands (DDL)","CREATE TRIGGER","
CREATE TRIGGER [ IF NOT EXISTS ] newTriggerName { BEFORE | AFTER | INSTEAD OF }
{ INSERT | UPDATE | DELETE | SELECT | ROLLBACK } [,...] ON tableName [ FOR EACH ROW ]
[ QUEUE int ] [ NOWAIT ] { CALL triggeredClassName | AS sourceCodeString }
CREATE TRIGGER [ IF NOT EXISTS ] newTriggerName
{ BEFORE | AFTER | INSTEAD OF }
{ INSERT | UPDATE | DELETE | SELECT | ROLLBACK }
[,...] ON tableName [ FOR EACH ROW ]
[ QUEUE int ] [ NOWAIT ]
{ CALL triggeredClassName | AS sourceCodeString }
","
Creates a new trigger.
The trigger class must be public and implement ""org.h2.api.Trigger"".
...
...
@@ -1219,7 +1236,8 @@ SET BUILTIN_ALIAS_OVERRIDE TRUE
"Commands (Other)","SET COLLATION","
SET [ DATABASE ] COLLATION
{ OFF | collationName [ STRENGTH { PRIMARY | SECONDARY | TERTIARY | IDENTICAL } ] }
{ OFF | collationName
[ STRENGTH { PRIMARY | SECONDARY | TERTIARY | IDENTICAL } ] }
","
Sets the collation used for comparing strings.
This command can only be executed if there are no tables defined.
...
...
@@ -2206,7 +2224,8 @@ DATE '2004-12-31'
"
"Other Grammar","Decimal","
[ + | - ] { { number [ . number ] } | { . number } } [ E [ + | - ] expNumber [...] ] ]
[ + | - ] { { number [ . number ] } | { . number } }
[ E [ + | - ] expNumber [...] ] ]
","
A decimal number with fixed precision and scale.
Internally, ""java.lang.BigDecimal"" is used.
...
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@@ -2388,7 +2407,8 @@ FOREIGN KEY(ID) REFERENCES TEST(ID) ON UPDATE CASCADE
"
"Other Grammar","Script Compression Encryption","
[ COMPRESSION { DEFLATE | LZF | ZIP | GZIP } ] [ CIPHER cipher PASSWORD string ]
[ COMPRESSION { DEFLATE | LZF | ZIP | GZIP } ]
[ CIPHER cipher PASSWORD string ]
","
The compression and encryption algorithm to use for script files.
When using encryption, only DEFLATE and LZF are supported.
...
...
@@ -2638,7 +2658,8 @@ DATE
"
"Data Types","TIMESTAMP Type","
{ TIMESTAMP [ ( precisionInt ) ] [ WITHOUT TIME ZONE ] | DATETIME | SMALLDATETIME }
{ TIMESTAMP [ ( precisionInt ) ] [ WITHOUT TIME ZONE ]
| DATETIME | SMALLDATETIME }
","
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.
...
...
@@ -2669,7 +2690,8 @@ TIMESTAMP WITH TIME ZONE
"
"Data Types","BINARY Type","
{ BINARY | VARBINARY | LONGVARBINARY | RAW | BYTEA } [ ( precisionInt ) ]
{ BINARY | VARBINARY | LONGVARBINARY | RAW | BYTEA }
[ ( precisionInt ) ]
","
Represents a byte array. For very long arrays, use BLOB.
The maximum size is 2 GB, but the whole object is kept in
...
...
@@ -2750,7 +2772,8 @@ CHAR(10)
"
"Data Types","BLOB Type","
{ BLOB | TINYBLOB | MEDIUMBLOB | LONGBLOB | IMAGE | OID } [ ( precisionInt ) ]
{ BLOB | TINYBLOB | MEDIUMBLOB | LONGBLOB | IMAGE | OID }
[ ( precisionInt ) ]
","
Like BINARY, but intended for very large values such as files or images. Unlike
when using BINARY, large objects are not kept fully in-memory. Use
...
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@@ -2763,7 +2786,8 @@ BLOB
"
"Data Types","CLOB Type","
{ CLOB | TINYTEXT | TEXT | MEDIUMTEXT | LONGTEXT | NTEXT | NCLOB } [ ( precisionInt ) ]
{ CLOB | TINYTEXT | TEXT | MEDIUMTEXT | LONGTEXT | NTEXT | NCLOB }
[ ( precisionInt ) ]
","
CLOB is like VARCHAR, but intended for very large values. Unlike when using
VARCHAR, large CLOB objects are not kept fully in-memory; instead, they are streamed.
...
...
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