/*
* 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.block;
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 OracleBlockTest11 extends OracleTest {
public void test_0() throws Exception {
String sql = "DROP TABLE emp;" +
"CREATE TABLE emp AS SELECT * FROM employees;" +
" " +
"DECLARE" +
" CURSOR c1 IS" +
" SELECT * FROM emp" +
" FOR UPDATE OF salary" +
" ORDER BY employee_id;" +
" emp_rec emp%ROWTYPE;" +
"BEGIN" +
" OPEN c1;" +
" LOOP" +
" FETCH c1 INTO emp_rec; -- fails on second iteration\n" +
" EXIT WHEN c1%NOTFOUND;" +
" DBMS_OUTPUT.PUT_LINE (" +
" 'emp_rec.employee_id = ' ||" +
" TO_CHAR(emp_rec.employee_id)" +
" );" +
" " +
" UPDATE emp" +
" SET salary = salary * 1.05" +
" WHERE employee_id = 105;" +
" " +
" COMMIT; -- releases locks\n" +
" END LOOP;" +
"END;"; //
OracleStatementParser parser = new OracleStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
print(statementList);
Assert.assertEquals(3, statementList.size());
OracleSchemaStatVisitor visitor = new OracleSchemaStatVisitor();
for (SQLStatement statement : statementList) {
statement.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(2, visitor.getTables().size());
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("employees")));
Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("emp")));
Assert.assertEquals(4, visitor.getColumns().size());
Assert.assertEquals(1, visitor.getConditions().size());
// Assert.assertTrue(visitor.getColumns().contains(new TableStat.Column("employees", "salary")));
}
}