/* This file is part of VoltDB.
* Copyright (C) 2008-2017 VoltDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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 VoltDB. If not, see <http://www.gnu.org/licenses/>.
*/
package org.voltdb.compiler.statements;
import java.util.regex.Matcher;
import org.hsqldb_voltpatches.VoltXMLElement;
import org.voltdb.catalog.Database;
import org.voltdb.compiler.DDLCompiler;
import org.voltdb.compiler.DDLCompiler.DDLStatement;
import org.voltdb.compiler.DDLCompiler.StatementProcessor;
import org.voltdb.compiler.VoltCompiler.DdlProceduresToLoad;
import org.voltdb.compiler.VoltCompiler.VoltCompilerException;
import org.voltdb.parser.SQLParser;
/**
* Process REPLICATE TABLE <table-name>
*/
public class ReplicateTable extends StatementProcessor {
public ReplicateTable(DDLCompiler ddlCompiler) {
super(ddlCompiler);
}
@Override
protected boolean processStatement(DDLStatement ddlStatement, Database db, DdlProceduresToLoad whichProcs)
throws VoltCompilerException {
// matches if it is REPLICATE TABLE <table-name>
Matcher statementMatcher = SQLParser.matchReplicateTable(ddlStatement.statement);
if (! statementMatcher.matches()) {
return false;
}
// group(1) -> table
String tableName = checkIdentifierStart(statementMatcher.group(1), ddlStatement.statement);
VoltXMLElement tableXML = m_schema.findChild("table", tableName.toUpperCase());
if (tableXML != null) {
tableXML.attributes.remove("partitioncolumn");
// mark the table as dirty for the purposes of caching sql statements
m_compiler.markTableAsDirty(tableName);
}
else {
throw m_compiler.new VoltCompilerException(String.format(
"Invalid REPLICATE statement: table %s does not exist", tableName));
}
return true;
}
}