org.axiondb.engine.commands
Class DefragCommand
java.lang.Object
org.axiondb.engine.commands.BaseAxionCommand
org.axiondb.engine.commands.DefragCommand
- All Implemented Interfaces:
- AxionCommand
public class DefragCommand
- extends BaseAxionCommand
A DEFRAG TABLE tableName command, to compact the a disk resident table
- Version:
- $Revision: 1.7 $ $Date: 2004/08/31 02:34:41 $
Methods inherited from class org.axiondb.engine.commands.BaseAxionCommand |
appendBindVariables, assertNotReadOnly, attemptToConvertValue, bind, clearBindings, getBindVariableIterator, getEffectedRowCount, getResultSet, getRowIterator, getRowIterator, getTableForIdentifier, resolveSelectableList, resolveSelectableList, setEffectedRowCount, setResultSet |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
DefragCommand
public DefragCommand()
executeUpdate
public int executeUpdate(Database db)
throws AxionException
- Description copied from interface:
AxionCommand
- Executes an SQL that may add, delete or modify zero or more
rows within the database, such as an INSERT, UPDATE or DELETE statement.
In addition, SQL statements that return nothing, such as SQL
DDL statements, can be executed via this method.
- Returns:
- the number of rows modified
- Throws:
AxionException
- See Also:
Statement.executeUpdate(java.lang.String)
,
PreparedStatement.executeUpdate()
execute
public boolean execute(Database db)
throws AxionException
- Description copied from interface:
AxionCommand
- Executes an SQL statement that may return multiple results.
- Returns:
- true if one or more
ResultSet
s
were generated, false otherwise
- Throws:
AxionException
- See Also:
Statement.execute(java.lang.String)
,
PreparedStatement.execute()
executeQuery
public AxionResultSet executeQuery(Database database)
throws AxionException
- Unsupported
- Returns:
- the generated
ResultSet
- Throws:
AxionException
- See Also:
Statement.executeQuery(java.lang.String)
,
PreparedStatement.executeQuery()
setObjectName
public void setObjectName(String tableName)