Bug 123915 Add table-fetch limitation when DataSet Editor is populating table names.
When fetch table names from database of large volume of data, there lies a possibility that the editor window will be frozen because of the population of huge number of table names. This should be enhanced. A handy solution might be limiting the number of table names being fetched each schema.
data/org.eclipse.birt.report.data.oda.jdbc.ui/src/org/eclipse/birt/report/data/oda/jdbc/ui/editors/SQLDataSetEditorPage.java
if ( metaDataProvider.isProcedureSupported( ) )
			procedureRs = metaDataProvider.getAllProcedure( catalogName,
					null,
					namePattern );
		if ( !DbType.PROCEDURE_STRING.equalsIgnoreCase( dbtype ) )
			tablesRs = metaDataProvider.getAlltables( catalogName,
					null,
					namePattern,
					tableType );
		if ( tablesRs == null && procedureRs == null )
		{
			return;
		}
		try
		{
			Image image = tableImage;
			if ( tablesRs != null )
			{
				tableList = new ArrayList( );
				while ( tablesRs.next( ) )
				{
					String tableName = tablesRs.getString( "TABLE_NAME" );
					String type = tablesRs.getString( "TABLE_TYPE" );
					if ( type.equalsIgnoreCase( "SYSTEM TABLE" ) )
						continue;
					
					
					int dbType = DbObject.TABLE_TYPE;
					if ( type.equalsIgnoreCase( "TABLE" ) )
					{