CommandInterface (H2 Database Engine 2.0.0 API)

所有超级接口:

AutoCloseable

所有已知实现类:

Command, CommandContainer, CommandRemote
```
public interface CommandInterface
extends AutoCloseable
```
Represents a SQL statement.

字段概要

字段
限定符和类型	字段和说明
`static int`	`ALTER_DOMAIN_ADD_CONSTRAINT` The type of ALTER DOMAIN ADD CONSTRAINT statement.
`static int`	`ALTER_DOMAIN_DEFAULT` The type of an ALTER DOMAIN SET DEFAULT and ALTER DOMAIN DROP DEFAULT statements.
`static int`	`ALTER_DOMAIN_DROP_CONSTRAINT` The type of ALTER DOMAIN DROP CONSTRAINT statement.
`static int`	`ALTER_DOMAIN_ON_UPDATE` The type of an ALTER DOMAIN SET ON UPDATE and ALTER DOMAIN DROP ON UPDATE statements.
`static int`	`ALTER_DOMAIN_RENAME` The type of an ALTER DOMAIN RENAME statement.
`static int`	`ALTER_DOMAIN_RENAME_CONSTRAINT` The type of an ALTER DOMAIN RENAME CONSTRAINT statement.
`static int`	`ALTER_INDEX_RENAME` The type of a ALTER INDEX RENAME statement.
`static int`	`ALTER_SCHEMA_RENAME` The type of an ALTER SCHEMA RENAME statement.
`static int`	`ALTER_SEQUENCE` The type of an ALTER SEQUENCE statement.
`static int`	`ALTER_TABLE_ADD_COLUMN` The type of an ALTER TABLE ADD statement.
`static int`	`ALTER_TABLE_ADD_CONSTRAINT_CHECK` The type of an ALTER TABLE ADD CHECK statement.
`static int`	`ALTER_TABLE_ADD_CONSTRAINT_PRIMARY_KEY` The type of an ALTER TABLE ADD PRIMARY KEY statement.
`static int`	`ALTER_TABLE_ADD_CONSTRAINT_REFERENTIAL` The type of an ALTER TABLE ADD FOREIGN KEY statement.
`static int`	`ALTER_TABLE_ADD_CONSTRAINT_UNIQUE` The type of an ALTER TABLE ADD UNIQUE statement.
`static int`	`ALTER_TABLE_ALTER_COLUMN_CHANGE_TYPE` The type of an ALTER TABLE ALTER COLUMN statement that changes the column data type.
`static int`	`ALTER_TABLE_ALTER_COLUMN_DEFAULT` The type of an ALTER TABLE ALTER COLUMN SET DEFAULT and ALTER TABLE ALTER COLUMN DROP DEFAULT statements.
`static int`	`ALTER_TABLE_ALTER_COLUMN_DEFAULT_ON_NULL` The type of ALTER TABLE ALTER COLUMN SET DEFAULT ON NULL and ALTER TABLE ALTER COLUMN DROP DEFAULT ON NULL statements.
`static int`	`ALTER_TABLE_ALTER_COLUMN_DROP_EXPRESSION` The type of an ALTER TABLE ALTER COLUMN DROP EXPRESSION statement.
`static int`	`ALTER_TABLE_ALTER_COLUMN_DROP_IDENTITY` The type of an ALTER TABLE ALTER COLUMN DROP IDENTITY statement.
`static int`	`ALTER_TABLE_ALTER_COLUMN_DROP_NOT_NULL` The type of an ALTER TABLE ALTER COLUMN DROP NOT NULL statement.
`static int`	`ALTER_TABLE_ALTER_COLUMN_NOT_NULL` The type of an ALTER TABLE ALTER COLUMN SET NOT NULL statement.
`static int`	`ALTER_TABLE_ALTER_COLUMN_ON_UPDATE` The type of an ALTER TABLE ALTER COLUMN SET ON UPDATE statement.
`static int`	`ALTER_TABLE_ALTER_COLUMN_RENAME` The type of an ALTER TABLE ALTER COLUMN RENAME statement.
`static int`	`ALTER_TABLE_ALTER_COLUMN_SELECTIVITY` The type of an ALTER TABLE ALTER COLUMN SELECTIVITY statement.
`static int`	`ALTER_TABLE_ALTER_COLUMN_VISIBILITY` The type of an ALTER TABLE ALTER COLUMN SET INVISIBLE statement.
`static int`	`ALTER_TABLE_DROP_COLUMN` The type of an ALTER TABLE DROP COLUMN statement.
`static int`	`ALTER_TABLE_DROP_CONSTRAINT` The type of an ALTER TABLE DROP CONSTRAINT statement.
`static int`	`ALTER_TABLE_RENAME` The type of an ALTER TABLE RENAME statement.
`static int`	`ALTER_TABLE_RENAME_CONSTRAINT` The type of an ALTER TABLE RENAME CONSTRAINT statement.
`static int`	`ALTER_TABLE_SET_REFERENTIAL_INTEGRITY` The type of an ALTER TABLE SET REFERENTIAL_INTEGRITY statement.
`static int`	`ALTER_USER_ADMIN` The type of an ALTER USER ADMIN statement.
`static int`	`ALTER_USER_RENAME` The type of an ALTER USER RENAME statement.
`static int`	`ALTER_USER_SET_PASSWORD` The type of an ALTER USER SET PASSWORD statement.
`static int`	`ALTER_VIEW` The type of an ALTER VIEW statement.
`static int`	`ANALYZE` The type of an ANALYZE statement.
`static int`	`BACKUP` The type of a BACKUP statement.
`static int`	`BEGIN` The type of a BEGIN {WORK\|TRANSACTION} statement.
`static int`	`CALL` The type of a CALL statement.
`static int`	`CHECKPOINT` The type of a CHECKPOINT statement.
`static int`	`CHECKPOINT_SYNC` The type of a CHECKPOINT SYNC statement.
`static int`	`COMMENT` The type of a COMMENT statement.
`static int`	`COMMIT` The type of a COMMIT statement.
`static int`	`COMMIT_TRANSACTION` The type of a COMMIT TRANSACTION statement.
`static int`	`CREATE_AGGREGATE` The type of a CREATE AGGREGATE statement.
`static int`	`CREATE_ALIAS` The type of a CREATE ALIAS statement.
`static int`	`CREATE_CONSTANT` The type of a CREATE CONSTANT statement.
`static int`	`CREATE_DOMAIN` The type of a CREATE DOMAIN statement.
`static int`	`CREATE_INDEX` The type of a CREATE INDEX statement.
`static int`	`CREATE_LINKED_TABLE` The type of a CREATE LINKED TABLE statement.
`static int`	`CREATE_ROLE` The type of a CREATE ROLE statement.
`static int`	`CREATE_SCHEMA` The type of a CREATE SCHEMA statement.
`static int`	`CREATE_SEQUENCE` The type of a CREATE SEQUENCE statement.
`static int`	`CREATE_SYNONYM` The type of a CREATE SYNONYM statement.
`static int`	`CREATE_TABLE` The type of a CREATE TABLE statement.
`static int`	`CREATE_TRIGGER` The type of a CREATE TRIGGER statement.
`static int`	`CREATE_USER` The type of a CREATE USER statement.
`static int`	`CREATE_VIEW` The type of a CREATE VIEW statement.
`static int`	`DEALLOCATE` The type of a DEALLOCATE statement.
`static int`	`DELETE` The type of a DELETE statement.
`static int`	`DROP_AGGREGATE` The type of a DROP AGGREGATE statement.
`static int`	`DROP_ALIAS` The type of a DROP ALIAS statement.
`static int`	`DROP_ALL_OBJECTS` The type of a DROP ALL OBJECTS statement.
`static int`	`DROP_CONSTANT` The type of a DROP CONSTANT statement.
`static int`	`DROP_DOMAIN` The type of a DROP DOMAIN statement.
`static int`	`DROP_INDEX` The type of a DROP INDEX statement.
`static int`	`DROP_ROLE` The type of a DROP ROLE statement.
`static int`	`DROP_SCHEMA` The type of a DROP SCHEMA statement.
`static int`	`DROP_SEQUENCE` The type of a DROP SEQUENCE statement.
`static int`	`DROP_SYNONYM` The type of a DROP SYNONYM statement.
`static int`	`DROP_TABLE` The type of a DROP TABLE statement.
`static int`	`DROP_TRIGGER` The type of a DROP TRIGGER statement.
`static int`	`DROP_USER` The type of a DROP USER statement.
`static int`	`DROP_VIEW` The type of a DROP VIEW statement.
`static int`	`EXECUTE` The type of an EXECUTE statement.
`static int`	`EXECUTE_IMMEDIATELY` The type of an EXECUTE IMMEDIATELY statement.
`static int`	`EXPLAIN` The type of an EXPLAIN statement.
`static int`	`EXPLAIN_ANALYZE` The type of an EXPLAIN ANALYZE statement.
`static int`	`GRANT` The type of a GRANT statement.
`static int`	`HELP` The type of a HELP statement.
`static int`	`INSERT` The type of an INSERT statement.
`static int`	`MERGE` The type of a MERGE statement.
`static int`	`NO_OPERATION` The type of a no operation statement.
`static int`	`PREPARE` The type of a PREPARE statement.
`static int`	`PREPARE_COMMIT` The type of a PREPARE COMMIT statement.
`static int`	`REPLACE` The type of a REPLACE statement.
`static int`	`REVOKE` The type of a REVOKE statement.
`static int`	`ROLLBACK` The type of a ROLLBACK statement.
`static int`	`ROLLBACK_TO_SAVEPOINT` The type of a ROLLBACK TO SAVEPOINT statement.
`static int`	`ROLLBACK_TRANSACTION` The type of a ROLLBACK TRANSACTION statement.
`static int`	`RUNSCRIPT` The type of a RUNSCRIPT statement.
`static int`	`SAVEPOINT` The type of a SAVEPOINT statement.
`static int`	`SCRIPT` The type of a SCRIPT statement.
`static int`	`SELECT` The type of a SELECT statement.
`static int`	`SET` The type of a SET statement.
`static int`	`SET_AUTOCOMMIT_FALSE` The type of a SET AUTOCOMMIT statement.
`static int`	`SET_AUTOCOMMIT_TRUE` The type of a SET AUTOCOMMIT statement.
`static int`	`SHUTDOWN` The type of a SHUTDOWN statement.
`static int`	`SHUTDOWN_COMPACT` The type of a SHUTDOWN COMPACT statement.
`static int`	`SHUTDOWN_DEFRAG` The type of a SHUTDOWN DEFRAG statement.
`static int`	`SHUTDOWN_IMMEDIATELY` The type of a SHUTDOWN IMMEDIATELY statement.
`static int`	`TRUNCATE_TABLE` The type of a TRUNCATE TABLE statement.
`static int`	`UNKNOWN` The type for unknown statement.
`static int`	`UPDATE` The type of an UPDATE statement.

方法概要

所有方法实例方法抽象方法
限定符和类型	方法和说明
`void`	`cancel()` Cancel the statement if it is still processing.
`void`	`close()` Close the statement.
`ResultInterface`	`executeQuery(long maxRows, boolean scrollable)` Execute the query.
`ResultWithGeneratedKeys`	`executeUpdate(Object generatedKeysRequest)` Execute the statement
`int`	`getCommandType()` Get command type.
`ResultInterface`	`getMetaData()` Get an empty result set containing the meta data of the result.
`ArrayList<? extends ParameterInterface>`	`getParameters()` Get the parameters (if any).
`boolean`	`isQuery()` Check if this is a query.
`void`	`stop()` Stop the command execution, release all locks and resources

- 字段详细资料
  - UNKNOWN
```
static final int UNKNOWN
```
    The type for unknown statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_INDEX_RENAME
```
static final int ALTER_INDEX_RENAME
```
    The type of a ALTER INDEX RENAME statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_SCHEMA_RENAME
```
static final int ALTER_SCHEMA_RENAME
```
    The type of an ALTER SCHEMA RENAME statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ADD_CONSTRAINT_CHECK
```
static final int ALTER_TABLE_ADD_CONSTRAINT_CHECK
```
    The type of an ALTER TABLE ADD CHECK statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ADD_CONSTRAINT_UNIQUE
```
static final int ALTER_TABLE_ADD_CONSTRAINT_UNIQUE
```
    The type of an ALTER TABLE ADD UNIQUE statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ADD_CONSTRAINT_REFERENTIAL
```
static final int ALTER_TABLE_ADD_CONSTRAINT_REFERENTIAL
```
    The type of an ALTER TABLE ADD FOREIGN KEY statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ADD_CONSTRAINT_PRIMARY_KEY
```
static final int ALTER_TABLE_ADD_CONSTRAINT_PRIMARY_KEY
```
    The type of an ALTER TABLE ADD PRIMARY KEY statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ADD_COLUMN
```
static final int ALTER_TABLE_ADD_COLUMN
```
    The type of an ALTER TABLE ADD statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ALTER_COLUMN_NOT_NULL
```
static final int ALTER_TABLE_ALTER_COLUMN_NOT_NULL
```
    The type of an ALTER TABLE ALTER COLUMN SET NOT NULL statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ALTER_COLUMN_DROP_NOT_NULL
```
static final int ALTER_TABLE_ALTER_COLUMN_DROP_NOT_NULL
```
    The type of an ALTER TABLE ALTER COLUMN DROP NOT NULL statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ALTER_COLUMN_DEFAULT
```
static final int ALTER_TABLE_ALTER_COLUMN_DEFAULT
```
    The type of an ALTER TABLE ALTER COLUMN SET DEFAULT and ALTER TABLE ALTER COLUMN DROP DEFAULT statements.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ALTER_COLUMN_CHANGE_TYPE
```
static final int ALTER_TABLE_ALTER_COLUMN_CHANGE_TYPE
```
    The type of an ALTER TABLE ALTER COLUMN statement that changes the column data type.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_DROP_COLUMN
```
static final int ALTER_TABLE_DROP_COLUMN
```
    The type of an ALTER TABLE DROP COLUMN statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ALTER_COLUMN_SELECTIVITY
```
static final int ALTER_TABLE_ALTER_COLUMN_SELECTIVITY
```
    The type of an ALTER TABLE ALTER COLUMN SELECTIVITY statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_DROP_CONSTRAINT
```
static final int ALTER_TABLE_DROP_CONSTRAINT
```
    The type of an ALTER TABLE DROP CONSTRAINT statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_RENAME
```
static final int ALTER_TABLE_RENAME
```
    The type of an ALTER TABLE RENAME statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ALTER_COLUMN_RENAME
```
static final int ALTER_TABLE_ALTER_COLUMN_RENAME
```
    The type of an ALTER TABLE ALTER COLUMN RENAME statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_USER_ADMIN
```
static final int ALTER_USER_ADMIN
```
    The type of an ALTER USER ADMIN statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_USER_RENAME
```
static final int ALTER_USER_RENAME
```
    The type of an ALTER USER RENAME statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_USER_SET_PASSWORD
```
static final int ALTER_USER_SET_PASSWORD
```
    The type of an ALTER USER SET PASSWORD statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_VIEW
```
static final int ALTER_VIEW
```
    The type of an ALTER VIEW statement.
    
    另请参阅:
    
    常量字段值
  - ANALYZE
```
static final int ANALYZE
```
    The type of an ANALYZE statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_AGGREGATE
```
static final int CREATE_AGGREGATE
```
    The type of a CREATE AGGREGATE statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_CONSTANT
```
static final int CREATE_CONSTANT
```
    The type of a CREATE CONSTANT statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_ALIAS
```
static final int CREATE_ALIAS
```
    The type of a CREATE ALIAS statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_INDEX
```
static final int CREATE_INDEX
```
    The type of a CREATE INDEX statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_LINKED_TABLE
```
static final int CREATE_LINKED_TABLE
```
    The type of a CREATE LINKED TABLE statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_ROLE
```
static final int CREATE_ROLE
```
    The type of a CREATE ROLE statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_SCHEMA
```
static final int CREATE_SCHEMA
```
    The type of a CREATE SCHEMA statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_SEQUENCE
```
static final int CREATE_SEQUENCE
```
    The type of a CREATE SEQUENCE statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_TABLE
```
static final int CREATE_TABLE
```
    The type of a CREATE TABLE statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_TRIGGER
```
static final int CREATE_TRIGGER
```
    The type of a CREATE TRIGGER statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_USER
```
static final int CREATE_USER
```
    The type of a CREATE USER statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_DOMAIN
```
static final int CREATE_DOMAIN
```
    The type of a CREATE DOMAIN statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_VIEW
```
static final int CREATE_VIEW
```
    The type of a CREATE VIEW statement.
    
    另请参阅:
    
    常量字段值
  - DEALLOCATE
```
static final int DEALLOCATE
```
    The type of a DEALLOCATE statement.
    
    另请参阅:
    
    常量字段值
  - DROP_AGGREGATE
```
static final int DROP_AGGREGATE
```
    The type of a DROP AGGREGATE statement.
    
    另请参阅:
    
    常量字段值
  - DROP_CONSTANT
```
static final int DROP_CONSTANT
```
    The type of a DROP CONSTANT statement.
    
    另请参阅:
    
    常量字段值
  - DROP_ALL_OBJECTS
```
static final int DROP_ALL_OBJECTS
```
    The type of a DROP ALL OBJECTS statement.
    
    另请参阅:
    
    常量字段值
  - DROP_ALIAS
```
static final int DROP_ALIAS
```
    The type of a DROP ALIAS statement.
    
    另请参阅:
    
    常量字段值
  - DROP_INDEX
```
static final int DROP_INDEX
```
    The type of a DROP INDEX statement.
    
    另请参阅:
    
    常量字段值
  - DROP_ROLE
```
static final int DROP_ROLE
```
    The type of a DROP ROLE statement.
    
    另请参阅:
    
    常量字段值
  - DROP_SCHEMA
```
static final int DROP_SCHEMA
```
    The type of a DROP SCHEMA statement.
    
    另请参阅:
    
    常量字段值
  - DROP_SEQUENCE
```
static final int DROP_SEQUENCE
```
    The type of a DROP SEQUENCE statement.
    
    另请参阅:
    
    常量字段值
  - DROP_TABLE
```
static final int DROP_TABLE
```
    The type of a DROP TABLE statement.
    
    另请参阅:
    
    常量字段值
  - DROP_TRIGGER
```
static final int DROP_TRIGGER
```
    The type of a DROP TRIGGER statement.
    
    另请参阅:
    
    常量字段值
  - DROP_USER
```
static final int DROP_USER
```
    The type of a DROP USER statement.
    
    另请参阅:
    
    常量字段值
  - DROP_DOMAIN
```
static final int DROP_DOMAIN
```
    The type of a DROP DOMAIN statement.
    
    另请参阅:
    
    常量字段值
  - DROP_VIEW
```
static final int DROP_VIEW
```
    The type of a DROP VIEW statement.
    
    另请参阅:
    
    常量字段值
  - GRANT
```
static final int GRANT
```
    The type of a GRANT statement.
    
    另请参阅:
    
    常量字段值
  - REVOKE
```
static final int REVOKE
```
    The type of a REVOKE statement.
    
    另请参阅:
    
    常量字段值
  - PREPARE
```
static final int PREPARE
```
    The type of a PREPARE statement.
    
    另请参阅:
    
    常量字段值
  - COMMENT
```
static final int COMMENT
```
    The type of a COMMENT statement.
    
    另请参阅:
    
    常量字段值
  - TRUNCATE_TABLE
```
static final int TRUNCATE_TABLE
```
    The type of a TRUNCATE TABLE statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_SEQUENCE
```
static final int ALTER_SEQUENCE
```
    The type of an ALTER SEQUENCE statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_SET_REFERENTIAL_INTEGRITY
```
static final int ALTER_TABLE_SET_REFERENTIAL_INTEGRITY
```
    The type of an ALTER TABLE SET REFERENTIAL_INTEGRITY statement.
    
    另请参阅:
    
    常量字段值
  - BACKUP
```
static final int BACKUP
```
    The type of a BACKUP statement.
    
    另请参阅:
    
    常量字段值
  - CALL
```
static final int CALL
```
    The type of a CALL statement.
    
    另请参阅:
    
    常量字段值
  - DELETE
```
static final int DELETE
```
    The type of a DELETE statement.
    
    另请参阅:
    
    常量字段值
  - EXECUTE
```
static final int EXECUTE
```
    The type of an EXECUTE statement.
    
    另请参阅:
    
    常量字段值
  - EXPLAIN
```
static final int EXPLAIN
```
    The type of an EXPLAIN statement.
    
    另请参阅:
    
    常量字段值
  - INSERT
```
static final int INSERT
```
    The type of an INSERT statement.
    
    另请参阅:
    
    常量字段值
  - MERGE
```
static final int MERGE
```
    The type of a MERGE statement.
    
    另请参阅:
    
    常量字段值
  - REPLACE
```
static final int REPLACE
```
    The type of a REPLACE statement.
    
    另请参阅:
    
    常量字段值
  - NO_OPERATION
```
static final int NO_OPERATION
```
    The type of a no operation statement.
    
    另请参阅:
    
    常量字段值
  - RUNSCRIPT
```
static final int RUNSCRIPT
```
    The type of a RUNSCRIPT statement.
    
    另请参阅:
    
    常量字段值
  - SCRIPT
```
static final int SCRIPT
```
    The type of a SCRIPT statement.
    
    另请参阅:
    
    常量字段值
  - SELECT
```
static final int SELECT
```
    The type of a SELECT statement.
    
    另请参阅:
    
    常量字段值
  - SET
```
static final int SET
```
    The type of a SET statement.
    
    另请参阅:
    
    常量字段值
  - UPDATE
```
static final int UPDATE
```
    The type of an UPDATE statement.
    
    另请参阅:
    
    常量字段值
  - SET_AUTOCOMMIT_TRUE
```
static final int SET_AUTOCOMMIT_TRUE
```
    The type of a SET AUTOCOMMIT statement.
    
    另请参阅:
    
    常量字段值
  - SET_AUTOCOMMIT_FALSE
```
static final int SET_AUTOCOMMIT_FALSE
```
    The type of a SET AUTOCOMMIT statement.
    
    另请参阅:
    
    常量字段值
  - COMMIT
```
static final int COMMIT
```
    The type of a COMMIT statement.
    
    另请参阅:
    
    常量字段值
  - ROLLBACK
```
static final int ROLLBACK
```
    The type of a ROLLBACK statement.
    
    另请参阅:
    
    常量字段值
  - CHECKPOINT
```
static final int CHECKPOINT
```
    The type of a CHECKPOINT statement.
    
    另请参阅:
    
    常量字段值
  - SAVEPOINT
```
static final int SAVEPOINT
```
    The type of a SAVEPOINT statement.
    
    另请参阅:
    
    常量字段值
  - ROLLBACK_TO_SAVEPOINT
```
static final int ROLLBACK_TO_SAVEPOINT
```
    The type of a ROLLBACK TO SAVEPOINT statement.
    
    另请参阅:
    
    常量字段值
  - CHECKPOINT_SYNC
```
static final int CHECKPOINT_SYNC
```
    The type of a CHECKPOINT SYNC statement.
    
    另请参阅:
    
    常量字段值
  - PREPARE_COMMIT
```
static final int PREPARE_COMMIT
```
    The type of a PREPARE COMMIT statement.
    
    另请参阅:
    
    常量字段值
  - COMMIT_TRANSACTION
```
static final int COMMIT_TRANSACTION
```
    The type of a COMMIT TRANSACTION statement.
    
    另请参阅:
    
    常量字段值
  - ROLLBACK_TRANSACTION
```
static final int ROLLBACK_TRANSACTION
```
    The type of a ROLLBACK TRANSACTION statement.
    
    另请参阅:
    
    常量字段值
  - SHUTDOWN
```
static final int SHUTDOWN
```
    The type of a SHUTDOWN statement.
    
    另请参阅:
    
    常量字段值
  - SHUTDOWN_IMMEDIATELY
```
static final int SHUTDOWN_IMMEDIATELY
```
    The type of a SHUTDOWN IMMEDIATELY statement.
    
    另请参阅:
    
    常量字段值
  - SHUTDOWN_COMPACT
```
static final int SHUTDOWN_COMPACT
```
    The type of a SHUTDOWN COMPACT statement.
    
    另请参阅:
    
    常量字段值
  - BEGIN
```
static final int BEGIN
```
    The type of a BEGIN {WORK|TRANSACTION} statement.
    
    另请参阅:
    
    常量字段值
  - SHUTDOWN_DEFRAG
```
static final int SHUTDOWN_DEFRAG
```
    The type of a SHUTDOWN DEFRAG statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_RENAME_CONSTRAINT
```
static final int ALTER_TABLE_RENAME_CONSTRAINT
```
    The type of an ALTER TABLE RENAME CONSTRAINT statement.
    
    另请参阅:
    
    常量字段值
  - EXPLAIN_ANALYZE
```
static final int EXPLAIN_ANALYZE
```
    The type of an EXPLAIN ANALYZE statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ALTER_COLUMN_VISIBILITY
```
static final int ALTER_TABLE_ALTER_COLUMN_VISIBILITY
```
    The type of an ALTER TABLE ALTER COLUMN SET INVISIBLE statement.
    
    另请参阅:
    
    常量字段值
  - CREATE_SYNONYM
```
static final int CREATE_SYNONYM
```
    The type of a CREATE SYNONYM statement.
    
    另请参阅:
    
    常量字段值
  - DROP_SYNONYM
```
static final int DROP_SYNONYM
```
    The type of a DROP SYNONYM statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ALTER_COLUMN_ON_UPDATE
```
static final int ALTER_TABLE_ALTER_COLUMN_ON_UPDATE
```
    The type of an ALTER TABLE ALTER COLUMN SET ON UPDATE statement.
    
    另请参阅:
    
    常量字段值
  - EXECUTE_IMMEDIATELY
```
static final int EXECUTE_IMMEDIATELY
```
    The type of an EXECUTE IMMEDIATELY statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_DOMAIN_ADD_CONSTRAINT
```
static final int ALTER_DOMAIN_ADD_CONSTRAINT
```
    The type of ALTER DOMAIN ADD CONSTRAINT statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_DOMAIN_DROP_CONSTRAINT
```
static final int ALTER_DOMAIN_DROP_CONSTRAINT
```
    The type of ALTER DOMAIN DROP CONSTRAINT statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_DOMAIN_DEFAULT
```
static final int ALTER_DOMAIN_DEFAULT
```
    The type of an ALTER DOMAIN SET DEFAULT and ALTER DOMAIN DROP DEFAULT statements.
    
    另请参阅:
    
    常量字段值
  - ALTER_DOMAIN_ON_UPDATE
```
static final int ALTER_DOMAIN_ON_UPDATE
```
    The type of an ALTER DOMAIN SET ON UPDATE and ALTER DOMAIN DROP ON UPDATE statements.
    
    另请参阅:
    
    常量字段值
  - ALTER_DOMAIN_RENAME
```
static final int ALTER_DOMAIN_RENAME
```
    The type of an ALTER DOMAIN RENAME statement.
    
    另请参阅:
    
    常量字段值
  - HELP
```
static final int HELP
```
    The type of a HELP statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ALTER_COLUMN_DROP_EXPRESSION
```
static final int ALTER_TABLE_ALTER_COLUMN_DROP_EXPRESSION
```
    The type of an ALTER TABLE ALTER COLUMN DROP EXPRESSION statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ALTER_COLUMN_DROP_IDENTITY
```
static final int ALTER_TABLE_ALTER_COLUMN_DROP_IDENTITY
```
    The type of an ALTER TABLE ALTER COLUMN DROP IDENTITY statement.
    
    另请参阅:
    
    常量字段值
  - ALTER_TABLE_ALTER_COLUMN_DEFAULT_ON_NULL
```
static final int ALTER_TABLE_ALTER_COLUMN_DEFAULT_ON_NULL
```
    The type of ALTER TABLE ALTER COLUMN SET DEFAULT ON NULL and ALTER TABLE ALTER COLUMN DROP DEFAULT ON NULL statements.
    
    另请参阅:
    
    常量字段值
  - ALTER_DOMAIN_RENAME_CONSTRAINT
```
static final int ALTER_DOMAIN_RENAME_CONSTRAINT
```
    The type of an ALTER DOMAIN RENAME CONSTRAINT statement.
    
    另请参阅:
    
    常量字段值
- 方法详细资料
  - getCommandType
```
int getCommandType()
```
    Get command type.
    
    返回:
    
    one of the constants above
  - isQuery
```
boolean isQuery()
```
    Check if this is a query.
    
    返回:
    
    true if it is a query
  - getParameters
```
ArrayList<? extends ParameterInterface> getParameters()
```
    Get the parameters (if any).
    
    返回:
    
    the parameters
  - executeQuery
```
ResultInterface executeQuery(long maxRows,
                             boolean scrollable)
```
    Execute the query.
    
    参数:
    
    maxRows - the maximum number of rows returned
    
    scrollable - if the result set must be scrollable
    
    返回:
    
    the result
  - executeUpdate
```
ResultWithGeneratedKeys executeUpdate(Object generatedKeysRequest)
```
    Execute the statement
    
    参数:
    
    generatedKeysRequest - null or false if generated keys are not needed, true if generated keys should be configured automatically, int[] to specify column indices to return generated keys from, or String[] to specify column names to return generated keys from
    
    返回:
    
    the update count and generated keys, if any
  - stop
```
void stop()
```
    Stop the command execution, release all locks and resources
  - close
```
void close()
```
    Close the statement.
    
    指定者:
    
    close 在接口中 AutoCloseable
  - cancel
```
void cancel()
```
    Cancel the statement if it is still processing.
  - getMetaData
```
ResultInterface getMetaData()
```
    Get an empty result set containing the meta data of the result.
    
    返回:
    
    the empty result

接口 CommandInterface

字段概要

方法概要

字段详细资料

UNKNOWN

ALTER_INDEX_RENAME

ALTER_SCHEMA_RENAME

ALTER_TABLE_ADD_CONSTRAINT_CHECK

ALTER_TABLE_ADD_CONSTRAINT_UNIQUE

ALTER_TABLE_ADD_CONSTRAINT_REFERENTIAL

ALTER_TABLE_ADD_CONSTRAINT_PRIMARY_KEY

ALTER_TABLE_ADD_COLUMN

ALTER_TABLE_ALTER_COLUMN_NOT_NULL

ALTER_TABLE_ALTER_COLUMN_DROP_NOT_NULL

ALTER_TABLE_ALTER_COLUMN_DEFAULT

ALTER_TABLE_ALTER_COLUMN_CHANGE_TYPE

ALTER_TABLE_DROP_COLUMN

ALTER_TABLE_ALTER_COLUMN_SELECTIVITY

ALTER_TABLE_DROP_CONSTRAINT

ALTER_TABLE_RENAME

ALTER_TABLE_ALTER_COLUMN_RENAME

ALTER_USER_ADMIN

ALTER_USER_RENAME

ALTER_USER_SET_PASSWORD

ALTER_VIEW

ANALYZE

CREATE_AGGREGATE

CREATE_CONSTANT

CREATE_ALIAS

CREATE_INDEX

CREATE_LINKED_TABLE

CREATE_ROLE

CREATE_SCHEMA

CREATE_SEQUENCE

CREATE_TABLE

CREATE_TRIGGER

CREATE_USER

CREATE_DOMAIN

CREATE_VIEW

DEALLOCATE

DROP_AGGREGATE

DROP_CONSTANT

DROP_ALL_OBJECTS

DROP_ALIAS

DROP_INDEX

DROP_ROLE

DROP_SCHEMA

DROP_SEQUENCE

DROP_TABLE

DROP_TRIGGER

DROP_USER

DROP_DOMAIN

DROP_VIEW

GRANT

REVOKE

PREPARE

COMMENT

TRUNCATE_TABLE

ALTER_SEQUENCE

ALTER_TABLE_SET_REFERENTIAL_INTEGRITY

BACKUP

CALL

DELETE

EXECUTE

EXPLAIN

INSERT

MERGE

REPLACE

NO_OPERATION

RUNSCRIPT

SCRIPT

SELECT

SET

UPDATE

SET_AUTOCOMMIT_TRUE

SET_AUTOCOMMIT_FALSE

COMMIT

ROLLBACK

CHECKPOINT

SAVEPOINT