| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.phoenix.compile; |
| |
| import static org.apache.phoenix.schema.PTable.QualifierEncodingScheme.TWO_BYTE_QUALIFIERS; |
| import static org.apache.phoenix.util.TestUtil.TEST_PROPERTIES; |
| import static org.apache.phoenix.util.TestUtil.and; |
| import static org.apache.phoenix.util.TestUtil.constantComparison; |
| import static org.apache.phoenix.util.TestUtil.multiEncodedKVFilter; |
| import static org.apache.phoenix.util.TestUtil.singleKVFilter; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNull; |
| |
| import java.sql.DriverManager; |
| import java.sql.SQLException; |
| |
| import org.apache.hadoop.hbase.filter.CompareFilter.CompareOp; |
| import org.apache.hadoop.hbase.filter.Filter; |
| import org.apache.phoenix.jdbc.PhoenixConnection; |
| import org.apache.phoenix.jdbc.PhoenixPreparedStatement; |
| import org.apache.phoenix.query.BaseConnectionlessQueryTest; |
| import org.apache.phoenix.util.PropertiesUtil; |
| import org.junit.Test; |
| |
| |
| |
| public class SelectStatementRewriterTest extends BaseConnectionlessQueryTest { |
| private static Filter compileStatement(String query) throws SQLException { |
| PhoenixConnection pconn = DriverManager.getConnection(getUrl(), PropertiesUtil.deepCopy(TEST_PROPERTIES)).unwrap(PhoenixConnection.class); |
| PhoenixPreparedStatement pstmt = new PhoenixPreparedStatement(pconn, query); |
| QueryPlan plan = pstmt.compileQuery(); |
| return plan.getContext().getScan().getFilter(); |
| } |
| |
| |
| @Test |
| public void testCollapseAnd() throws SQLException { |
| String tenantId = "000000000000001"; |
| String query = "select * from atable where organization_id='" + tenantId + "' and a_integer=0"; |
| Filter filter = compileStatement(query); |
| assertEquals( |
| singleKVFilter(constantComparison( |
| CompareOp.EQUAL, |
| A_INTEGER, |
| 0)), |
| filter); |
| } |
| |
| @Test |
| public void testLHSLiteralCollapseAnd() throws SQLException { |
| String tenantId = "000000000000001"; |
| String query = "select * from atable where '" + tenantId + "'=organization_id and 0=a_integer"; |
| Filter filter = compileStatement(query); |
| assertEquals( |
| singleKVFilter(constantComparison( |
| CompareOp.EQUAL, |
| A_INTEGER, |
| 0)), |
| filter); |
| } |
| |
| @Test |
| public void testRewriteAnd() throws SQLException { |
| String tenantId = "000000000000001"; |
| String query = "select * from atable where organization_id='" + tenantId + "' and a_integer=0 and a_string='foo'"; |
| Filter filter = compileStatement(query); |
| assertEquals( |
| multiEncodedKVFilter(and( |
| constantComparison( |
| CompareOp.EQUAL, |
| A_INTEGER, 0), |
| constantComparison( |
| CompareOp.EQUAL, |
| A_STRING, "foo") |
| ), TWO_BYTE_QUALIFIERS), |
| filter); |
| } |
| |
| @Test |
| public void testCollapseWhere() throws SQLException { |
| String tenantId = "000000000000001"; |
| String query = "select * from atable where organization_id='" + tenantId + "' and substr(organization_id,1,3)='foo' LIMIT 2"; |
| Filter filter = compileStatement(query); |
| assertNull(filter); |
| } |
| |
| @Test |
| public void testNoCollapse() throws SQLException { |
| String query = "select * from atable where a_integer=0 and a_string='foo'"; |
| Filter filter = compileStatement(query); |
| assertEquals( |
| multiEncodedKVFilter(and( |
| constantComparison( |
| CompareOp.EQUAL, |
| A_INTEGER, 0), |
| constantComparison( |
| CompareOp.EQUAL, |
| A_STRING, "foo") |
| ), TWO_BYTE_QUALIFIERS), |
| filter); |
| } |
| } |