content: /*
   * 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 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 java.util.List;
  
  public class OracleSelectTest67 extends OracleTest {
      public void test_0() throws Exception {
          String sql = //
                  "SELECT NVL(B.KYSLRQ, A.HZDJRQ) HZDJRQ FROM DJ_NSRXX A" +
                          ", （SELECT B.NSRDZDAH, MIN(B.KYSLRQ) KYSLRQ FROM DJ_PZJGXX B WHERE B.NSRDZDAH = :B1 GROUP BY B.NSRDZDAH) B WHERE A.NSRDZDAH = :B1 AND A.NSRDZDAH = B.NSRDZDAH(+)";
  
          OracleStatementParser parser = new OracleStatementParser(sql);
          List<SQLStatement> statementList = parser.parseStatementList();
          SQLStatement stmt = statementList.get(0);
          print(statementList);
  
          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());
  
          assertEquals(2, visitor.getTables().size());
  
          assertEquals(4, visitor.getColumns().size());
  
          {
              String text = SQLUtils.toOracleString(stmt);
  
              assertEquals("SELECT NVL(B.KYSLRQ, A.HZDJRQ) AS HZDJRQ\n" +
                      "FROM DJ_NSRXX A, (\n" +
                      "\tSELECT B.NSRDZDAH, MIN(B.KYSLRQ) AS KYSLRQ\n" +
                      "\tFROM DJ_PZJGXX B\n" +
                      "\tWHERE B.NSRDZDAH = :B1\n" +
                      "\tGROUP BY B.NSRDZDAH\n" +
                      ") B\n" +
                      "WHERE A.NSRDZDAH = :B1\n" +
                      "\tAND A.NSRDZDAH = B.NSRDZDAH(+)", text);
          }
  
          {
              String text = SQLUtils.toOracleString(stmt, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION);
  
              assertEquals("select NVL(B.KYSLRQ, A.HZDJRQ) as HZDJRQ\n" +
                      "from DJ_NSRXX A, (\n" +
                      "\tselect B.NSRDZDAH, min(B.KYSLRQ) as KYSLRQ\n" +
                      "\tfrom DJ_PZJGXX B\n" +
                      "\twhere B.NSRDZDAH = :B1\n" +
                      "\tgroup by B.NSRDZDAH\n" +
                      ") B\n" +
                      "where A.NSRDZDAH = :B1\n" +
                      "\tand A.NSRDZDAH = B.NSRDZDAH(+)", text);
          }
          // assertTrue(visitor.getColumns().contains(new TableStat.Column("acduser.vw_acd_info", "xzqh")));
  
          // assertTrue(visitor.getOrderByColumns().contains(new TableStat.Column("employees", "last_name")));
      }
  }
  