package com.tesora.dve.sql.schema;
/*
* #%L
* Tesora Inc.
* Database Virtualization Engine
* %%
* Copyright (C) 2011 - 2014 Tesora Inc.
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* #L%
*/
import java.util.ArrayList;
import java.util.List;
import com.tesora.dve.sql.parser.TranslatorUtils;
// parsing only class, introduced with create table as support
// since the dist vect may be declared prior to the columns
public class UnresolvedDistributionVector {
protected DistributionVector.Model model;
protected List<Name> columnNames;
protected Name rangeOrContainer;
public UnresolvedDistributionVector(DistributionVector.Model model,
List<Name> columnNames, Name rangeOrContainer) {
this.model = model;
this.columnNames = columnNames;
this.rangeOrContainer = rangeOrContainer;
}
public DistributionVector resolve(SchemaContext pc, TranslatorUtils utils) {
final List<PEColumn> columns = new ArrayList<PEColumn>();
if (columnNames != null) {
for (final Name n : columnNames) {
columns.add(utils.lookupInProcessColumn(n, false));
}
}
return DistributionVector.buildDistributionVector(pc, model, columns, rangeOrContainer);
}
}