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PHOENIX-7107 Add support for indexing on SYSTEM.CATALOG table #2048
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78615c3
Initial checkin for SYSTEM indexes
jpisaac 9adc731
Addresses review comments
jpisaac 7154375
Test improvements
jpisaac c475165
Test refactoring and removed SYSTEM schema checks during index creation
jpisaac caf7cbb
Fixed imports
jpisaac 9d9e144
Fixed license
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175 changes: 175 additions & 0 deletions
175
...lient/src/main/java/org/apache/phoenix/expression/function/DecodeViewIndexIdFunction.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,175 @@ | ||
| /* | ||
| * 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.expression.function; | ||
|
|
||
| import org.apache.hadoop.hbase.Cell; | ||
| import org.apache.hadoop.hbase.CellUtil; | ||
| import org.apache.hadoop.hbase.io.ImmutableBytesWritable; | ||
| import org.apache.phoenix.expression.Determinism; | ||
| import org.apache.phoenix.expression.Expression; | ||
| import org.apache.phoenix.expression.KeyValueColumnExpression; | ||
| import org.apache.phoenix.parse.FunctionParseNode; | ||
| import org.apache.phoenix.parse.FunctionParseNode.BuiltInFunction; | ||
| import org.apache.phoenix.parse.DecodeViewIndexIdParseNode; | ||
| import org.apache.phoenix.parse.PhoenixRowTimestampParseNode; | ||
| import org.apache.phoenix.schema.SortOrder; | ||
| import org.apache.phoenix.schema.tuple.Tuple; | ||
| import org.apache.phoenix.schema.types.PDataType; | ||
| import org.apache.phoenix.schema.types.PInteger; | ||
| import org.apache.phoenix.schema.types.PLong; | ||
| import org.apache.phoenix.schema.types.PSmallint; | ||
|
|
||
| import java.sql.Types; | ||
| import java.util.List; | ||
|
|
||
| import static org.apache.phoenix.util.ViewIndexIdRetrieveUtil.NULL_DATA_TYPE_VALUE; | ||
| import static org.apache.phoenix.util.ViewIndexIdRetrieveUtil.VIEW_INDEX_ID_BIGINT_TYPE_PTR_LEN; | ||
|
|
||
| /** | ||
| * Function to return the ViewIndexId value based on the ViewIndexIDDataType field. | ||
| * Can also be used in sql predicates. | ||
| * THe ViewIndexId field value needs to be interpreted based on the type specified in the | ||
| * ViewIndexIdDataType field | ||
| This is how the various client created view index id's look like: | ||
| client VIEW_INDEX_ID(Cell number of bytes) VIEW_INDEX_ID_DATA_TYPE | ||
| pre-4.15 2 bytes NULL | ||
| post-4.15[config smallint] 2 bytes 5(smallint) | ||
| post-4.15[config bigint] 8 bytes -5(bigint) | ||
|
|
||
| VIEW_INDEX_ID_DATA_TYPE, VIEW_INDEX_ID(Cell representation of the data) | ||
| NULL, SMALLINT -> RETRIEVE AND CONVERT TO BIGINT | ||
| SMALLINT, SMALLINT -> RETRIEVE AND CONVERT TO BIGINT | ||
| BIGINT, BIGINT -> DO NOT CONVERT | ||
|
|
||
| */ | ||
| @BuiltInFunction(name = DecodeViewIndexIdFunction.NAME, | ||
| nodeClass= DecodeViewIndexIdParseNode.class, | ||
| args = {@FunctionParseNode.Argument(allowedTypes = { PLong.class}), | ||
| @FunctionParseNode.Argument(allowedTypes = { PInteger.class}) | ||
| }) | ||
| public class DecodeViewIndexIdFunction extends ScalarFunction { | ||
|
|
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| public static final String NAME = "DECODE_VIEW_INDEX_ID"; | ||
|
|
||
| public DecodeViewIndexIdFunction() { | ||
| } | ||
|
|
||
| /** | ||
| * @param children VIEW_INDEX_ID and VIEW_INDEX_ID_DATA_TYPE expressions | ||
| */ | ||
| public DecodeViewIndexIdFunction(List<Expression> children) { | ||
| super(children); | ||
|
|
||
| // It takes 2 parameters - VIEW_INDEX_ID, VIEW_INDEX_ID_DATA_TYPE. | ||
| if ((children.size() != 2) || !children.get(0).getClass().isAssignableFrom( | ||
| KeyValueColumnExpression.class) || !children.get(1).getClass().isAssignableFrom( | ||
| KeyValueColumnExpression.class)) { | ||
| throw new IllegalArgumentException( | ||
| "DecodeViewIndexIdFunction should only have a " | ||
| + "VIEW_INDEX_ID and a VIEW_INDEX_ID_DATA_TYPE key value expression." | ||
| ); | ||
| } | ||
| if (!(children.get(0).getDataType().equals(PLong.INSTANCE))) { | ||
| throw new IllegalArgumentException( | ||
| "DecodeViewIndexIdFunction should have an " | ||
| + "VIEW_INDEX_ID key value expression of type PLong" | ||
| ); | ||
| } | ||
|
|
||
| if (!(children.get(1).getDataType().equals(PInteger.INSTANCE))) { | ||
| throw new IllegalArgumentException( | ||
| "DecodeViewIndexIdFunction should have an " | ||
| + "VIEW_INDEX_ID_DATA_TYPE key value expression of type PLong" | ||
| ); | ||
| } | ||
| } | ||
|
|
||
| @Override | ||
| public String getName() { | ||
| return NAME; | ||
| } | ||
|
|
||
| @Override | ||
| public boolean evaluate(Tuple tuple, ImmutableBytesWritable ptr) { | ||
| if (tuple == null) { | ||
| return false; | ||
| } | ||
|
|
||
| byte[] viewIndexIdCF = ((KeyValueColumnExpression) children.get(0)).getColumnFamily(); | ||
| byte[] viewIndexIdCQ = ((KeyValueColumnExpression) children.get(0)).getColumnQualifier(); | ||
| byte[] viewIndexIdTypeCF = ((KeyValueColumnExpression) children.get(1)).getColumnFamily(); | ||
| byte[] viewIndexIdTypeCQ = ((KeyValueColumnExpression) children.get(1)).getColumnQualifier(); | ||
|
|
||
| Cell viewIndexIdCell = tuple.getValue(viewIndexIdCF, viewIndexIdCQ); | ||
| Cell viewIndexIdDataTypeCell = tuple.getValue(viewIndexIdTypeCF, viewIndexIdTypeCQ); | ||
|
|
||
|
|
||
| /* | ||
| This is combination of diff client created view index looks like: | ||
| client VIEW_INDEX_ID(Cell number of bytes) VIEW_INDEX_ID_DATA_TYPE | ||
| pre-4.15 2 bytes NULL | ||
| post-4.15[config smallint] 2 bytes 5(smallint) | ||
| post-4.15[config bigint] 8 bytes -5(bigint) | ||
|
|
||
| VIEW_INDEX_ID_DATA_TYPE, VIEW_INDEX_ID(Cell representation of the data) | ||
| NULL, SMALLINT -> RETRIEVE AND CONVERT TO BIGINT | ||
| SMALLINT, SMALLINT -> RETRIEVE AND CONVERT TO BIGINT | ||
| BIGINT, BIGINT -> DO NOT CONVERT | ||
|
|
||
| */ | ||
|
|
||
| if (viewIndexIdCell != null) { | ||
| int type = NULL_DATA_TYPE_VALUE; | ||
| if (viewIndexIdDataTypeCell != null) { | ||
| type = (Integer) PInteger.INSTANCE.toObject( | ||
| viewIndexIdDataTypeCell.getValueArray(), | ||
| viewIndexIdDataTypeCell.getValueOffset(), | ||
| viewIndexIdDataTypeCell.getValueLength(), | ||
| PInteger.INSTANCE, | ||
| SortOrder.ASC); | ||
| } | ||
|
|
||
| ImmutableBytesWritable columnValue = | ||
| new ImmutableBytesWritable(CellUtil.cloneValue(viewIndexIdCell)); | ||
| if ((type == NULL_DATA_TYPE_VALUE || type == Types.SMALLINT) && (viewIndexIdCell.getValueLength() < | ||
| VIEW_INDEX_ID_BIGINT_TYPE_PTR_LEN)) { | ||
| byte[] newBytes = PLong.INSTANCE.toBytes(PSmallint.INSTANCE.toObject(columnValue.get())); | ||
| ptr.set(newBytes, 0, newBytes.length); | ||
| } else { | ||
| ptr.set(columnValue.get(), columnValue.getOffset(), columnValue.getLength()); | ||
| } | ||
| } | ||
| return true; | ||
| } | ||
|
|
||
| @Override | ||
| public PDataType getDataType() { | ||
| return PLong.INSTANCE; | ||
| } | ||
|
|
||
| @Override | ||
| public boolean isStateless() { | ||
| return false; | ||
| } | ||
|
|
||
| @Override | ||
| public Determinism getDeterminism() { | ||
| return Determinism.PER_ROW; | ||
| } | ||
|
|
||
| } | ||
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79 changes: 79 additions & 0 deletions
79
phoenix-core-client/src/main/java/org/apache/phoenix/parse/DecodeViewIndexIdParseNode.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,79 @@ | ||
| /* | ||
| * 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.parse; | ||
|
|
||
| import org.apache.phoenix.compile.StatementContext; | ||
| import org.apache.phoenix.expression.Expression; | ||
| import org.apache.phoenix.expression.function.DecodeViewIndexIdFunction; | ||
| import org.apache.phoenix.expression.function.FunctionExpression; | ||
| import org.apache.phoenix.query.QueryConstants; | ||
| import org.apache.phoenix.util.IndexUtil; | ||
|
|
||
| import java.sql.SQLException; | ||
| import java.util.List; | ||
|
|
||
| import static org.apache.phoenix.jdbc.PhoenixDatabaseMetaData.VIEW_INDEX_ID; | ||
| import static org.apache.phoenix.jdbc.PhoenixDatabaseMetaData.VIEW_INDEX_ID_DATA_TYPE; | ||
|
|
||
| public class DecodeViewIndexIdParseNode extends FunctionParseNode { | ||
|
|
||
| DecodeViewIndexIdParseNode(String name, List<ParseNode> children, | ||
| BuiltInFunctionInfo info) { | ||
| super(name, children, info); | ||
| // It takes 2 parameters - VIEW_INDEX_ID, VIEW_INDEX_ID_DATA_TYPE. | ||
| if (children.size() != 2) { | ||
| throw new IllegalArgumentException( | ||
| "DecodeViewIndexIdParseNode should only have " | ||
| + "VIEW_INDEX_ID and VIEW_INDEX_ID_DATA_TYPE parse nodes." | ||
| ); | ||
| } | ||
| if (children.get(0).getClass().isAssignableFrom(ColumnParseNode.class) | ||
| && children.get(1).getClass().isAssignableFrom(ColumnParseNode.class) | ||
| && (!(((ColumnParseNode) children.get(0)).getName().equals(VIEW_INDEX_ID)) | ||
| || !(((ColumnParseNode) children.get(1)).getName().equals(VIEW_INDEX_ID_DATA_TYPE))) | ||
| ) { | ||
| throw new IllegalArgumentException( | ||
| "DecodeViewIndexIdParseNode should only have " | ||
| + "VIEW_INDEX_ID and VIEW_INDEX_ID_DATA_TYPE parse nodes." | ||
| ); | ||
| } | ||
|
|
||
| // CastPastNode is generated during IndexStatement rewriting | ||
| if (children.get(0).getClass().isAssignableFrom(CastParseNode.class) | ||
| && children.get(1).getClass().isAssignableFrom(CastParseNode.class) | ||
| && (!((ColumnParseNode) (((CastParseNode) children.get(0)).getChildren().get(0))).getName().equals( | ||
| IndexUtil.getIndexColumnName(QueryConstants.DEFAULT_COLUMN_FAMILY, VIEW_INDEX_ID)) | ||
| || !((ColumnParseNode) (((CastParseNode) children.get(1)).getChildren().get(0))).getName().equals( | ||
| IndexUtil.getIndexColumnName(QueryConstants.DEFAULT_COLUMN_FAMILY, VIEW_INDEX_ID_DATA_TYPE))) | ||
| ) { | ||
| throw new IllegalArgumentException( | ||
| "DecodeViewIndexIdParseNode should only have " | ||
| + "VIEW_INDEX_ID and VIEW_INDEX_ID_DATA_TYPE parse nodes." | ||
| ); | ||
| } | ||
|
|
||
| } | ||
|
|
||
| @Override | ||
| public FunctionExpression create(List<Expression> children, StatementContext context) | ||
| throws SQLException { | ||
| return new DecodeViewIndexIdFunction(children); | ||
| } | ||
|
|
||
| } |
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Comments here are for the PHOENIX_ROW_TIMESTAMP() function. Let's update them.