/*
* 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.SQLUtils;
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 OracleSelectTest10 extends OracleTest {
public void test_0() throws Exception {
String sql = "SELECT * FROM pivot_table" + //
" UNPIVOT INCLUDE NULLS " + //
" (yearly_total FOR order_mode IN (store AS 'direct', internet AS 'online'))" + //
" ORDER BY year, order_mode;"; //
OracleStatementParser parser = new OracleStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement stmt = statementList.get(0);
String result = SQLUtils.toOracleString(stmt);
String result_lcase = SQLUtils.toOracleString(stmt, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION);
Assert.assertEquals("SELECT *"
+ "\nFROM pivot_table"
+ "\nUNPIVOT INCLUDE NULLS (yearly_total FOR order_mode IN (store AS 'direct', internet AS 'online'))"
+ "\nORDER BY year, order_mode", result);
Assert.assertEquals("select *"
+ "\nfrom pivot_table"
+ "\nunpivot include nulls (yearly_total for order_mode in (store as 'direct', internet as 'online'))"
+ "\norder by year, order_mode", result_lcase);
Assert.assertEquals(1, statementList.size());
OracleSchemaStatVisitor visitor = new OracleSchemaStatVisitor();
stmt.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(1, visitor.getTables().size());
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("pivot_table")));
Assert.assertEquals(3, 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")));
}
}