/*
* 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 OracleSelectTest19 extends OracleTest {
public void test_0() throws Exception {
String sql = //
"SELECT ddf.file_name file_name, vdf.status status, ddf.tablespace_name tablespace_name" + //
", '', ddf.autoextensible autoextensible" + //
" , ddf.increment_by increment_by, ddf.maxbytes max_file_size, vdf.create_bytes " + //
"FROM sys.dba_data_files ddf, v$datafile vdf /*+ all_rows use_concat */ " + //
"WHERE (ddf.file_name = vdf.name) " + //
"UNION ALL " + //
"SELECT dtf.file_name file_name, vtf.status status, dtf.tablespace_name tablespace_name" + //
" , '', dtf.autoextensible autoextensible, dtf.increment_by increment_by" + //
" , dtf.maxbytes max_file_size, vtf.create_bytes " + //
"FROM sys.dba_temp_files dtf, v$tempfile vtf " + //
"WHERE (dtf.file_id = vtf.file#) "; //
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(4, visitor.getTables().size());
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("sys.dba_data_files")));
Assert.assertEquals(18, visitor.getColumns().size());
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "*")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "YEAR")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "order_mode")));
}
}