org.h2.command.dml
Class ScriptCommand

java.lang.Object
  org.h2.command.Prepared
      org.h2.command.dml.ScriptBase
          org.h2.command.dml.ScriptCommand

All Implemented Interfaces:

DataHandler

public class ScriptCommand
extends ScriptBase

This class represents the statement SCRIPT

Field Summary

Fields inherited from class org.h2.command.dml.ScriptBase

in, out

Fields inherited from class org.h2.command.Prepared

headPos, parameters, prepareAlways, session, sqlStatement

Constructor Summary

ScriptCommand(Session session)

Method Summary

static java.io.InputStream	combineBlob(java.sql.Connection conn, int id) Combine a BLOB.
static java.io.Reader	combineClob(java.sql.Connection conn, int id) Combine a CLOB.
boolean	isQuery() Check if this object is a query.
LocalResult	query(int maxrows) Execute the query.
LocalResult	queryMeta() Get an empty result set containing the meta data.
void	setData(boolean data)
void	setDrop(boolean drop)
void	setLobBlockSize(long blockSize)
void	setPasswords(boolean passwords)
void	setSettings(boolean settings)
void	setSimple(boolean simple)

Methods inherited from class org.h2.command.dml.ScriptBase

allocateObjectId, checkPowerOff, checkWritingAllowed, compareTypeSave, createTempFile, freeUpDiskSpace, getChecksum, getDatabasePath, getFileName, getLobCompressionAlgorithm, getLobFileListCache, getLobFilesInDirectories, getLobSyncObject, getMaxLengthInplaceLob, getTempFileDeleter, getTrace, handleInvalidChecksum, isTransactional, needRecompile, openFile, setCipher, setCompressionAlgorithm, setFileNameExpr, setPassword

Methods inherited from class org.h2.command.Prepared

checkCanceled, checkParameters, getCurrentObjectId, getCurrentRowNumber, getObjectId, getParameters, getPlanSQL, getSQL, getSQL, getSQL, isReadOnly, prepare, setCommand, setCurrentRowNumber, setHeadPos, setObjectId, setParameterList, setPrepareAlways, setRow, setSession, setSQL, toString, update

Methods inherited from class java.lang.Object

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

Constructor Detail

ScriptCommand

public ScriptCommand(Session session)

Method Detail

isQuery

public boolean isQuery()

Description copied from class: Prepared

Check if this object is a query.

Overrides:

isQuery in class Prepared

Returns:

true if it is

setData

public void setData(boolean data)

setPasswords

public void setPasswords(boolean passwords)

setSettings

public void setSettings(boolean settings)

setLobBlockSize

public void setLobBlockSize(long blockSize)

setDrop

public void setDrop(boolean drop)

queryMeta

public LocalResult queryMeta()
                      throws java.sql.SQLException

Description copied from class: Prepared

Get an empty result set containing the meta data.

Specified by:

queryMeta in class Prepared

Returns:

an empty result set

Throws:

java.sql.SQLException

query

public LocalResult query(int maxrows)
                  throws java.sql.SQLException

Description copied from class: Prepared

Execute the query.

Overrides:

query in class Prepared

Parameters:

maxrows - the maximum number of rows to return

Returns:

the result set

Throws:

java.sql.SQLException - if it is not a query

combineBlob

public static java.io.InputStream combineBlob(java.sql.Connection conn,
                                              int id)
                                       throws java.sql.SQLException

Combine a BLOB. This method is called from the script. When calling with id -1, the file is deleted.

Parameters:

conn - a connection

id - the lob id

Returns:

a stream for the combined data

Throws:

java.sql.SQLException

combineClob

public static java.io.Reader combineClob(java.sql.Connection conn,
                                         int id)
                                  throws java.sql.SQLException

Combine a CLOB. This method is called from the script.

Parameters:

conn - a connection

id - the lob id

Returns:

a reader for the combined data

Throws:

java.sql.SQLException

setSimple

public void setSimple(boolean simple)