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[Enhancement] (nereids)implement showPartitionIdCommand in nereids
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120 changes: 120 additions & 0 deletions
120
...e/src/main/java/org/apache/doris/nereids/trees/plans/commands/ShowPartitionIdCommand.java
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| // 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. | ||
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| package org.apache.doris.nereids.trees.plans.commands; | ||
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| import org.apache.doris.catalog.Column; | ||
| import org.apache.doris.catalog.Database; | ||
| import org.apache.doris.catalog.Env; | ||
| import org.apache.doris.catalog.OlapTable; | ||
| import org.apache.doris.catalog.Partition; | ||
| import org.apache.doris.catalog.ScalarType; | ||
| import org.apache.doris.catalog.Table; | ||
| import org.apache.doris.common.ErrorCode; | ||
| import org.apache.doris.common.ErrorReport; | ||
| import org.apache.doris.mysql.privilege.PrivPredicate; | ||
| import org.apache.doris.nereids.trees.plans.PlanType; | ||
| import org.apache.doris.nereids.trees.plans.visitor.PlanVisitor; | ||
| import org.apache.doris.qe.ConnectContext; | ||
| import org.apache.doris.qe.ShowResultSet; | ||
| import org.apache.doris.qe.ShowResultSetMetaData; | ||
| import org.apache.doris.qe.StmtExecutor; | ||
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| import com.google.common.collect.Lists; | ||
| import org.apache.logging.log4j.LogManager; | ||
| import org.apache.logging.log4j.Logger; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
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| /** | ||
| * show partition command | ||
| */ | ||
| public class ShowPartitionIdCommand extends ShowCommand { | ||
| public static final Logger LOG = LogManager.getLogger(ShowPartitionIdCommand.class); | ||
| private final long partitionId; | ||
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| /** | ||
| * constructor | ||
| */ | ||
| public ShowPartitionIdCommand(long partitionId) { | ||
| super(PlanType.SHOW_PARTITIONID_COMMAND); | ||
| this.partitionId = partitionId; | ||
| } | ||
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| /** | ||
| * get meta for show partionId | ||
| */ | ||
| public ShowResultSetMetaData getMetaData() { | ||
| ShowResultSetMetaData.Builder builder = ShowResultSetMetaData.builder(); | ||
| builder.addColumn(new Column("DbName", ScalarType.createVarchar(30))); | ||
| builder.addColumn(new Column("TableName", ScalarType.createVarchar(30))); | ||
| builder.addColumn(new Column("PartitionName", ScalarType.createVarchar(30))); | ||
| builder.addColumn(new Column("DbId", ScalarType.createVarchar(30))); | ||
| builder.addColumn(new Column("TableId", ScalarType.createVarchar(30))); | ||
| return builder.build(); | ||
| } | ||
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| private ShowResultSet handleShowPartitionId(ConnectContext ctx, StmtExecutor executor) throws Exception { | ||
| List<List<String>> rows = Lists.newArrayList(); | ||
| Env env = ctx.getEnv(); | ||
| List<Long> dbIds = env.getInternalCatalog().getDbIds(); | ||
| for (long dbId : dbIds) { | ||
| Database database = env.getInternalCatalog().getDbNullable(dbId); | ||
| if (database == null) { | ||
| continue; | ||
| } | ||
| List<Table> tables = database.getTables(); | ||
| for (Table tbl : tables) { | ||
| if (tbl instanceof OlapTable) { | ||
| tbl.readLock(); | ||
| try { | ||
| Partition partition = ((OlapTable) tbl).getPartition(partitionId); | ||
| if (partition != null) { | ||
| List<String> row = new ArrayList<>(); | ||
| row.add(database.getFullName()); | ||
| row.add(tbl.getName()); | ||
| row.add(partition.getName()); | ||
| row.add(String.valueOf(database.getId())); | ||
| row.add(String.valueOf(tbl.getId())); | ||
| rows.add(row); | ||
| break; | ||
| } | ||
| } finally { | ||
| tbl.readUnlock(); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| ShowResultSet resultSet = new ShowResultSet(getMetaData(), rows); | ||
| return resultSet; | ||
| } | ||
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| @Override | ||
| public ShowResultSet doRun(ConnectContext ctx, StmtExecutor executor) throws Exception { | ||
| // check access first | ||
| if (!Env.getCurrentEnv().getAccessManager().checkGlobalPriv(ConnectContext.get(), PrivPredicate.ADMIN)) { | ||
| ErrorReport.reportAnalysisException(ErrorCode.ERR_SPECIFIC_ACCESS_DENIED_ERROR, "SHOW PARTITION"); | ||
| } | ||
| return handleShowPartitionId(ctx, executor); | ||
| } | ||
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| @Override | ||
| public <R, C> R accept(PlanVisitor<R, C> visitor, C context) { | ||
| return visitor.visitShowPartitionIdCommand(this, context); | ||
| } | ||
| } |
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58 changes: 58 additions & 0 deletions
58
regression-test/suites/nereids_p0/show/test_nereids_showpartitionid.groovy
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,58 @@ | ||
| // 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. | ||
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| suite("test_nereids_showpartitionid") { | ||
| def table = "test_nereids_showpartitionid" | ||
| // create table and insert data | ||
| sql """ drop table if exists ${table} force""" | ||
| sql """ | ||
| create table ${table} ( | ||
| `id` int(11), | ||
| `name` varchar(128), | ||
| `da` date | ||
| ) | ||
| engine=olap | ||
| duplicate key(id) | ||
| partition by range(da)( | ||
| PARTITION p3 VALUES LESS THAN ('2023-01-01'), | ||
| PARTITION p4 VALUES LESS THAN ('2024-01-01'), | ||
| PARTITION p5 VALUES LESS THAN ('2025-01-01') | ||
| ) | ||
| distributed by hash(id) buckets 2 | ||
| properties( | ||
| "replication_num"="1", | ||
| "light_schema_change"="true" | ||
| ); | ||
| """ | ||
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| result = sql_return_maparray "show partitions from ${table}" | ||
| logger.info("${result}") | ||
| def partitionId; | ||
| for (def partition : result) { | ||
| //get any partition ID. | ||
| partitionId = partition.PartitionId; | ||
| break; | ||
| } | ||
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| checkNereidsExecute("show partition ${partitionId}") | ||
| def result = sql "show partition ${partitionId}"; | ||
| logger.info("${result}"); | ||
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| } | ||
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