siddharthteotia commented on a change in pull request #6535: URL: https://github.com/apache/incubator-pinot/pull/6535#discussion_r569129249
########## File path: pinot-core/src/test/java/org/apache/pinot/queries/JsonMatchPredicateTest.java ########## @@ -0,0 +1,291 @@ +/** + * 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.pinot.queries; + +import java.io.File; +import java.io.IOException; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Collection; +import java.util.HashSet; +import java.util.Iterator; +import java.util.List; +import org.apache.commons.io.FileUtils; +import org.apache.pinot.common.segment.ReadMode; +import org.apache.pinot.core.common.Operator; +import org.apache.pinot.core.data.readers.GenericRowRecordReader; +import org.apache.pinot.core.indexsegment.IndexSegment; +import org.apache.pinot.core.indexsegment.generator.SegmentGeneratorConfig; +import org.apache.pinot.core.indexsegment.immutable.ImmutableSegment; +import org.apache.pinot.core.indexsegment.immutable.ImmutableSegmentLoader; +import org.apache.pinot.core.operator.blocks.IntermediateResultsBlock; +import org.apache.pinot.core.segment.creator.impl.SegmentIndexCreationDriverImpl; +import org.apache.pinot.core.segment.index.loader.IndexLoadingConfig; +import org.apache.pinot.spi.config.table.TableConfig; +import org.apache.pinot.spi.config.table.TableType; +import org.apache.pinot.spi.data.FieldSpec; +import org.apache.pinot.spi.data.Schema; +import org.apache.pinot.spi.data.readers.GenericRow; +import org.apache.pinot.spi.utils.builder.TableConfigBuilder; +import org.testng.Assert; +import org.testng.annotations.AfterClass; +import org.testng.annotations.BeforeClass; +import org.testng.annotations.Test; + + +/** + * Test cases verifying evaluation of predicate with expressions that contain numerical values of different types. + */ +public class JsonMatchPredicateTest extends BaseQueriesTest { + private static final File INDEX_DIR = new File(FileUtils.getTempDirectory(), "JsonMatchPredicateTest"); + private static final String RAW_TABLE_NAME = "testTable"; + private static final String SEGMENT_NAME = "testSegment"; + private static final int NUM_RECORDS = 10; + + private static final String INT_COLUMN = "intColumn"; + private static final String JSON_COLUMN = "jsonColumn"; + private static final String STRING_COLUMN = "stringColumn"; + private static final Schema SCHEMA = + new Schema.SchemaBuilder().addSingleValueDimension(INT_COLUMN, FieldSpec.DataType.INT) + .addSingleValueDimension(JSON_COLUMN, FieldSpec.DataType.STRING) + .addSingleValueDimension(STRING_COLUMN, FieldSpec.DataType.STRING).build(); + private static final TableConfig TABLE_CONFIG = + new TableConfigBuilder(TableType.OFFLINE).setTableName(RAW_TABLE_NAME).build(); + + private IndexSegment _indexSegment; + private List<IndexSegment> _indexSegments; + + @Override + protected String getFilter() { + return ""; + } + + @Override + protected IndexSegment getIndexSegment() { + return _indexSegment; + } + + GenericRow createRecord(int intValue, String stringValue, String jsonValue) { + GenericRow record = new GenericRow(); + record.putValue(INT_COLUMN, intValue); + record.putValue(STRING_COLUMN, stringValue); + record.putValue(JSON_COLUMN, jsonValue); + + return record; + } + + @Override + protected List<IndexSegment> getIndexSegments() { + return _indexSegments; + } + + @BeforeClass + public void setUp() + throws Exception { + FileUtils.deleteDirectory(INDEX_DIR); + + List<GenericRow> records = new ArrayList<>(NUM_RECORDS); + records.add(createRecord(1, "daffy duck", + "{\"name\": {\"first\": \"daffy\", \"last\": \"duck\"}, \"id\": 101, \"data\": [\"a\", \"b\", \"c\", \"d\"]}")); + records.add(createRecord(2, "mickey mouse", + "{\"name\": {\"first\": \"mickey\", \"last\": \"mouse\"}, \"id\": 111, \"data\": [\"e\", \"b\", \"c\", \"d\"]}")); + records.add(createRecord(3, "donald duck", + "{\"name\": {\"first\": \"donald\", \"last\": \"duck\"}, \"id\": 121, \"data\": [\"f\", \"b\", \"c\", \"d\"]}")); + records.add(createRecord(4, "scrooge mcduck", + "{\"name\": {\"first\": \"scrooge\", \"last\": \"mcduck\"}, \"id\": 131, \"data\": [\"g\", \"b\", \"c\", \"d\"]}")); + records.add(createRecord(5, "minnie mouse", + "{\"name\": {\"first\": \"minnie\", \"last\": \"mouse\"}, \"id\": 141, \"data\": [\"h\", \"b\", \"c\", \"d\"]}")); + records.add(createRecord(6, "daisy duck", + "{\"name\": {\"first\": \"daisy\", \"last\": \"duck\"}, \"id\": 161.5, \"data\": [\"i\", \"b\", \"c\", \"d\"]}")); + records.add(createRecord(7, "pluto dog", + "{\"name\": {\"first\": \"pluto\", \"last\": \"dog\"}, \"id\": 161, \"data\": [\"j\", \"b\", \"c\", \"d\"]}")); + records.add(createRecord(8, "goofy dwag", + "{\"name\": {\"first\": \"goofy\", \"last\": \"dwag\"}, \"id\": 171, \"data\": [\"k\", \"b\", \"c\", \"d\"]}")); + records.add(createRecord(9, "ludwik von drake", + "{\"name\": {\"first\": \"ludwik\", \"last\": \"von drake\"}, \"id\": 181, \"data\": [\"l\", \"b\", \"c\", \"d\"]}")); + + List<String> jsonIndexColumns = new ArrayList<>(); + jsonIndexColumns.add("jsonColumn"); + TABLE_CONFIG.getIndexingConfig().setJsonIndexColumns(jsonIndexColumns); + SegmentGeneratorConfig segmentGeneratorConfig = new SegmentGeneratorConfig(TABLE_CONFIG, SCHEMA); + segmentGeneratorConfig.setTableName(RAW_TABLE_NAME); + segmentGeneratorConfig.setSegmentName(SEGMENT_NAME); + segmentGeneratorConfig.setOutDir(INDEX_DIR.getPath()); + + SegmentIndexCreationDriverImpl driver = new SegmentIndexCreationDriverImpl(); + driver.init(segmentGeneratorConfig, new GenericRowRecordReader(records)); + driver.build(); + + IndexLoadingConfig indexLoadingConfig = new IndexLoadingConfig(); + indexLoadingConfig.setTableConfig(TABLE_CONFIG); + indexLoadingConfig.setJsonIndexColumns(new HashSet<String>(jsonIndexColumns)); + indexLoadingConfig.setReadMode(ReadMode.mmap); + + ImmutableSegment immutableSegment = ImmutableSegmentLoader.load(new File(INDEX_DIR, SEGMENT_NAME), indexLoadingConfig); + _indexSegment = immutableSegment; + _indexSegments = Arrays.asList(immutableSegment, immutableSegment); + } + + /** Test filtering on string value associated with JSON key*/ + @Test + public void testExtractScalarWithStringFilter() { + Operator operator = getOperatorForSqlQuery( + "select json_extract_scalar(jsonColumn, '$.name.last', 'STRING') FROM testTable WHERE json_extract_scalar(jsonColumn, '$.name.first', 'STRING') = 'daffy'"); + IntermediateResultsBlock block = (IntermediateResultsBlock) operator.nextBlock(); + Collection<Object[]> rows = block.getSelectionResult(); + Assert.assertEquals(rows.size(), 1); + + Iterator<Object[]> iterator = rows.iterator(); + Assert.assertTrue(iterator.hasNext()); + Assert.assertEquals(iterator.next()[0], "duck"); + } + + /** Test filtering on number value associated with JSON key*/ + @Test + public void testExtractScalarWithNumericIntFilter() { + Operator operator = getOperatorForSqlQuery( + "select json_extract_scalar(jsonColumn, '$.name.last', 'STRING') FROM testTable WHERE json_extract_scalar(jsonColumn, '$.id', 'INT') = 171"); + IntermediateResultsBlock block = (IntermediateResultsBlock) operator.nextBlock(); + Collection<Object[]> rows = block.getSelectionResult(); + Assert.assertEquals(rows.size(), 1); + + Iterator<Object[]> iterator = rows.iterator(); + Assert.assertTrue(iterator.hasNext()); + Assert.assertEquals(iterator.next()[0], "dwag"); + } + + /** Test filtering on float value associated with JSON key*/ + @Test + public void testExtractScalarWithNumericFloatFilter() { + + // query to retrieve result as INT + Operator operator1 = getOperatorForSqlQuery( + "select json_extract_scalar(jsonColumn, '$.id', 'INT') FROM testTable WHERE json_extract_scalar(jsonColumn, '$.id', 'FLOAT') = 161.5"); + IntermediateResultsBlock block1 = (IntermediateResultsBlock) operator1.nextBlock(); + Collection<Object[]> rows1 = block1.getSelectionResult(); + Assert.assertEquals(rows1.size(), 1); + + Iterator<Object[]> iterator1 = rows1.iterator(); + Assert.assertTrue(iterator1.hasNext()); + Assert.assertEquals(iterator1.next()[0], 161); + + // query to retrieve result as DOUBLE + Operator operator2 = getOperatorForSqlQuery( + "select json_extract_scalar(jsonColumn, '$.id', 'DOUBLE') FROM testTable WHERE json_extract_scalar(jsonColumn, '$.id', 'FLOAT') = 161.5"); + IntermediateResultsBlock block2 = (IntermediateResultsBlock) operator2.nextBlock(); + Collection<Object[]> rows2 = block2.getSelectionResult(); + Assert.assertEquals(rows2.size(), 1); + + Iterator<Object[]> iterator2 = rows2.iterator(); + Assert.assertTrue(iterator2.hasNext()); + Assert.assertEquals(iterator2.next()[0], 161.5d); + } + + /** Retrieve JSON array after filtering on string value associated with JSON key*/ + @Test + public void testExtractScalarArrayWithStringFilter() { + Operator operator = getOperatorForSqlQuery( + "select json_extract_scalar(jsonColumn, '$.data', 'STRING') FROM testTable WHERE json_extract_scalar(jsonColumn, '$.name.first', 'STRING') = 'daffy'"); + IntermediateResultsBlock block = (IntermediateResultsBlock) operator.nextBlock(); + Collection<Object[]> rows = block.getSelectionResult(); + Assert.assertEquals(rows.size(), 1); + + Iterator<Object[]> iterator = rows.iterator(); + Assert.assertTrue(iterator.hasNext()); + Assert.assertEquals(iterator.next()[0], "[\"a\",\"b\",\"c\",\"d\"]"); + } + + + /** Test filtering on string value within a JSON array*/ + @Test + public void testExtractScalarWithArrayFilter() { + Operator operator = getOperatorForSqlQuery( + "select json_extract_scalar(jsonColumn, '$.name.first', 'STRING') FROM testTable WHERE json_extract_scalar(jsonColumn, '$.data[0]', 'STRING') IN ('i', 'k')"); + IntermediateResultsBlock block = (IntermediateResultsBlock) operator.nextBlock(); + Collection<Object[]> rows = block.getSelectionResult(); + Assert.assertEquals(rows.size(), 2); + + Iterator<Object[]> iterator = rows.iterator(); + Assert.assertTrue(iterator.hasNext()); + Assert.assertEquals(iterator.next()[0], "daisy"); + Assert.assertEquals(iterator.next()[0], "goofy"); + } + + @Test + public void testJsonMatchWithoutIndex() { + try { + Operator operator = getOperatorForSqlQuery( + "select json_extract_scalar(stringColumn, '$.name.first', 'STRING') FROM testTable WHERE json_match(stringColumn, 'id=101')"); + Assert.assertTrue(false); + } catch (IllegalStateException ise) { + Assert.assertTrue(true); + } + } + + @Test + public void testJsonMatchAtLevel1WithIndex() { + Operator operator = getOperatorForSqlQuery( + "select json_extract_scalar(jsonColumn, '$.name.first', 'STRING') FROM testTable WHERE json_match(jsonColumn, 'id=101')"); + + IntermediateResultsBlock block = (IntermediateResultsBlock) operator.nextBlock(); + Collection<Object[]> rows = block.getSelectionResult(); + Assert.assertEquals(rows.size(), 1); + + Iterator<Object[]> iterator = rows.iterator(); + Assert.assertTrue(iterator.hasNext()); + Assert.assertEquals(iterator.next()[0], "daffy"); + } + + @Test + public void testJsonMatchAtLevel2WithIndex() { + Operator operator = getOperatorForSqlQuery( + "select json_extract_scalar(jsonColumn, '$.name.first', 'STRING') FROM testTable WHERE json_match(jsonColumn, 'name.first = ''daffy''')"); + + IntermediateResultsBlock block = (IntermediateResultsBlock) operator.nextBlock(); + Collection<Object[]> rows = block.getSelectionResult(); + Assert.assertEquals(rows.size(), 1); + + Iterator<Object[]> iterator = rows.iterator(); + Assert.assertTrue(iterator.hasNext()); + Assert.assertEquals(iterator.next()[0], "daffy"); + } + + @Test + public void testJsonMatchArrayWithIndex() { + Operator operator = getOperatorForSqlQuery( + "select json_extract_scalar(jsonColumn, '$.name.first', 'STRING') FROM testTable WHERE json_match(jsonColumn, '\"data[0]\" IN (''k'', ''j'')')"); Review comment: Consider a person object with addresses as an array and each address has an array of phone numbers and you want to match against 2nd phone number of first address. Can we add such a test case? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@pinot.apache.org For additional commands, e-mail: commits-h...@pinot.apache.org
