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.DbType;
  import com.alibaba.druid.sql.OracleTest;
  import com.alibaba.druid.sql.SQLUtils;
  import com.alibaba.druid.sql.ast.SQLStatement;
  import com.alibaba.druid.sql.ast.statement.SQLSelectStatement;
  import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
  import com.alibaba.druid.sql.repository.SchemaRepository;
  import com.alibaba.druid.sql.visitor.SchemaStatVisitor;
  
  import java.util.List;
  
  public class OracleSelectTest108 extends OracleTest {
      public void test_0() throws Exception {
          String sql = //
                  "SELECT\n" + "  OBJID,\n" + "  NAME,\n" + "  OWNER,\n" + "  OWNERID,\n" + "  TABLESPACE,\n"
                          + "  TSNO,\n" + "  FILENO,\n" + "  BLOCKNO,\n" + "  AUDIT$,\n" + "  COMMENT$,\n" + "  CLUSTERFLAG,\n"
                          + "  PCTFREE$,\n" + "  PCTUSED$,\n" + "  INITRANS,\n" + "  MAXTRANS,\n" + "  DEGREE,\n"
                          + "  INSTANCES,\n" + "  CACHE,\n" + "  PROPERTY,\n" + "  DEFLOG,\n" + "  TSDEFLOG,\n" + "  ROID,\n"
                          + "  ROWCNT,\n" + "  BLKCNT,\n" + "  AVGRLEN,\n" + "  TFLAGS,\n" + "  TRIGFLAG,\n" + "  OBJSTATUS,\n"
                          + "  XDBOOL\n" + "FROM SYS.EXU10TABU T$\n" + "WHERE NOT EXISTS(SELECT NAME\n"
                          + "                 FROM SYS.EXU8NXPU N$\n"
                          + "                 WHERE N$.NAME = T$.NAME AND N$.TYPE = 2)\n" + "ORDER BY T$.XDBOOL DESC, T$.NAME";
  
          OracleStatementParser parser = new OracleStatementParser(sql);
          List<SQLStatement> statementList = parser.parseStatementList();
          SQLSelectStatement stmt = (SQLSelectStatement) statementList.get(0);
          System.out.println(stmt.toString());
  
          assertEquals(1, statementList.size());
  
          SchemaRepository repository = new SchemaRepository(DbType.oracle);
          repository.resolve(stmt);
  
          SchemaStatVisitor visitor = SQLUtils.createSchemaStatVisitor(DbType.oracle);
          stmt.accept(visitor);
  
          {
              String text = SQLUtils.toOracleString(stmt);
  
              assertEquals("SELECT OBJID, NAME, OWNER, OWNERID, TABLESPACE\n"
                      + "\t, TSNO, FILENO, BLOCKNO, AUDIT$, COMMENT$\n"
                      + "\t, CLUSTERFLAG, PCTFREE$, PCTUSED$, INITRANS, MAXTRANS\n"
                      + "\t, DEGREE, INSTANCES, CACHE, PROPERTY, DEFLOG\n"
                      + "\t, TSDEFLOG, ROID, ROWCNT, BLKCNT, AVGRLEN\n" + "\t, TFLAGS, TRIGFLAG, OBJSTATUS, XDBOOL\n"
                      + "FROM SYS.EXU10TABU T$\n" + "WHERE NOT EXISTS (\n" + "\tSELECT NAME\n"
                      + "\tFROM SYS.EXU8NXPU N$\n" + "\tWHERE N$.NAME = T$.NAME\n" + "\t\tAND N$.TYPE = 2\n" + ")\n"
                      + "ORDER BY T$.XDBOOL DESC, T$.NAME", text);
          }
  
          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(31, visitor.getColumns().size());
          assertEquals(3, visitor.getConditions().size());
          assertEquals(1, visitor.getRelationships().size());
          assertEquals(2, visitor.getOrderByColumns().size());
      }
  }
  