org.h2.command.ddl

类 DefineCommand

java.lang.Object

org.h2.command.Prepared

org.h2.command.ddl.DefineCommand

直接已知子类:

AlterIndexRename, AlterSchemaRename, AlterUser, AlterView, Analyze, CreateRole, CreateSchema, CreateUser, DeallocateProcedure, DropDatabase, DropRole, DropSchema, DropTable, DropUser, GrantRevoke, PrepareProcedure, SchemaCommand, SetComment, TruncateTable

public abstract class DefineCommand
extends Prepared

This class represents a non-transaction statement, for example a CREATE or DROP.

字段概要

字段

限定符和类型	字段和说明
protected boolean	transactional The transactional behavior.

从类继承的字段 org.h2.command.Prepared

create, parameters, prepareAlways, session, sqlStatement, sqlTokens

方法概要

限定符和类型	方法和说明
boolean	isReadOnly() Check if this command is read only.
boolean	isTransactional() Check if this command is transactional.
ResultInterface	queryMeta() Get an empty result set containing the meta data.
void	setTransactional(boolean transactional)

从类继承的方法 org.h2.command.Prepared

checkCanceled, checkParameters, collectDependencies, getCteCleanups, getCurrentRowNumber, getObjectId, getParameters, getPersistedObjectId, getPlanSQL, getSession, getSimpleSQL, getSQL, getSQLTokens, getType, isCacheable, isQuery, isWithParamValues, needRecompile, prepare, query, setCommand, setCteCleanups, setCurrentRowNumber, setParameterList, setPersistedObjectId, setPrepareAlways, setRow, setSession, setSQL, setWithParamValues, toString, update

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

字段详细资料

transactional

protected boolean transactional

The transactional behavior. The default is disabled, meaning the command commits an open transaction.

方法详细资料

isReadOnly

public boolean isReadOnly()

从类复制的说明: Prepared

Check if this command is read only.

覆盖:

isReadOnly 在类中 Prepared

返回:

true if it is

queryMeta

public ResultInterface queryMeta()

从类复制的说明: Prepared

Get an empty result set containing the meta data.

指定者:

queryMeta 在类中 Prepared

返回:

the result set

setTransactional

public void setTransactional(boolean transactional)

isTransactional

public boolean isTransactional()

从类复制的说明: Prepared

Check if this command is transactional. If it is not, then it forces the current transaction to commit.

指定者:

isTransactional 在类中 Prepared

返回:

true if it is