/*
* 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 OracleSelectTest24 extends OracleTest {
public void test_0() throws Exception {
String sql = //
"select /*+ no_parallel_index(t, \"HT_TASK_TRADE_HIS_GOR_IND \") dbms_stats cursor_sharing_exact use_weak_name_resl dynamic_sampling(0) no_monitoring no_expand index_ffs(t, \"HT_TASK_TRADE_HIS_GOR_IND \") */ count(*) as nrw,count(distinct sys_op_lbid(196675,'L',t.rowid)) as nlb,count(distinct hextoraw(sys_op_descend( \"GMT_MODIFIED \")||sys_op_descend( \"OWNER \")||sys_op_descend( \"RECORD_TYPE \"))) as ndk,sys_op_countchg(substrb(t.rowid,1,15),1) as clf from \"ESCROW \". \"HT_TASK_TRADE_HISTORY \" sample block ( 34.6426417370,1) t where \"GMT_MODIFIED \" is not null or \"OWNER \" is not null or \"RECORD_TYPE \" is not null"; //
OracleStatementParser parser = new OracleStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement stmt = statementList.get(0);
String output = SQLUtils.toOracleString(stmt, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION);
System.out.println(output);
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("ESCROW.HT_TASK_TRADE_HISTORY")));
Assert.assertEquals(4, visitor.getColumns().size());
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("ESCROW.HT_TASK_TRADE_HISTORY", "*")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "YEAR")));
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("pivot_table", "order_mode")));
}
}