/*
* Copyright 1999-2017 Alibaba Group Holding Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.druid.bvt.sql.oracle.select;
import java.util.List;
import org.junit.Assert;
import com.alibaba.druid.sql.OracleTest;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
import com.alibaba.druid.sql.dialect.oracle.visitor.OracleSchemaStatVisitor;
import com.alibaba.druid.stat.TableStat;
public class OracleSelectTest23 extends OracleTest {
public void test_0() throws Exception {
String sql = //
"select (select decode(count(*),1,'YES','NO') FROM sys.obj$ o, sys.user$ u WHERE u.name = 'PERFSTAT' AND o.owner# = u.user# AND o.name = 'STATSPACK' AND o.type# = 11 AND o.status = 1) is_installed , (select nvl(INTERVAL,'') from dba_jobs where what like 'statspack.snap%' and SCHEMA_USER='PERFSTAT' and rownum =1) freq from dual"; //
OracleStatementParser parser = new OracleStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement statemen = statementList.get(0);
print(statementList);
Assert.assertEquals(1, statementList.size());
OracleSchemaStatVisitor visitor = new OracleSchemaStatVisitor();
statemen.accept(visitor);
System.out.println("Tables : " + visitor.getTables());
System.out.println("fields : " + visitor.getColumns());
System.out.println("coditions : " + visitor.getConditions());
System.out.println("relationships : " + visitor.getRelationships());
System.out.println("orderBy : " + visitor.getOrderByColumns());
Assert.assertEquals(3, visitor.getTables().size());
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("sys.obj$")));
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("sys.user$")));
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("dba_jobs")));
Assert.assertEquals(9, visitor.getColumns().size());
Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("sys.user$", "name")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "YEAR")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "order_mode")));
}
}