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[improvement](statistics)Support drop cached stats. (#39367)
Support drop cached stats. Usage: `drop cached stats table_name`
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116 changes: 116 additions & 0 deletions
116
fe/fe-core/src/main/java/org/apache/doris/analysis/DropCachedStatsStmt.java
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| @@ -0,0 +1,116 @@ | ||
| // 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.analysis; | ||
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| import org.apache.doris.catalog.DatabaseIf; | ||
| import org.apache.doris.catalog.Env; | ||
| import org.apache.doris.catalog.TableIf; | ||
| import org.apache.doris.common.AnalysisException; | ||
| import org.apache.doris.common.ErrorCode; | ||
| import org.apache.doris.common.ErrorReport; | ||
| import org.apache.doris.common.UserException; | ||
| import org.apache.doris.datasource.CatalogIf; | ||
| import org.apache.doris.mysql.privilege.PrivPredicate; | ||
| import org.apache.doris.qe.ConnectContext; | ||
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| /** | ||
| * Manually drop cached statistics for table and its mv. | ||
| * <p> | ||
| * syntax: | ||
| * DROP CACHED STATS TableName; | ||
| */ | ||
| public class DropCachedStatsStmt extends DdlStmt { | ||
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| private final TableName tableName; | ||
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| private long catalogId; | ||
| private long dbId; | ||
| private long tblId; | ||
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| public DropCachedStatsStmt(TableName tableName) { | ||
| this.tableName = tableName; | ||
| } | ||
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| @Override | ||
| public void analyze(Analyzer analyzer) throws UserException { | ||
| super.analyze(analyzer); | ||
| if (tableName == null) { | ||
| throw new UserException("Should specify a valid table name."); | ||
| } | ||
| tableName.analyze(analyzer); | ||
| String catalogName = tableName.getCtl(); | ||
| String dbName = tableName.getDb(); | ||
| String tblName = tableName.getTbl(); | ||
| CatalogIf catalog = analyzer.getEnv().getCatalogMgr() | ||
| .getCatalogOrAnalysisException(catalogName); | ||
| DatabaseIf db = catalog.getDbOrAnalysisException(dbName); | ||
| TableIf table = db.getTableOrAnalysisException(tblName); | ||
| tblId = table.getId(); | ||
| dbId = db.getId(); | ||
| catalogId = catalog.getId(); | ||
| // check permission | ||
| checkAnalyzePriv(catalogName, db.getFullName(), table.getName()); | ||
| } | ||
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| public long getTblId() { | ||
| return tblId; | ||
| } | ||
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| public long getDbId() { | ||
| return dbId; | ||
| } | ||
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| public long getCatalogIdId() { | ||
| return catalogId; | ||
| } | ||
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| @Override | ||
| public String toSql() { | ||
| StringBuilder sb = new StringBuilder(); | ||
| sb.append("DROP CACHED STATS "); | ||
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| if (tableName != null) { | ||
| sb.append(tableName.toSql()); | ||
| } | ||
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| return sb.toString(); | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return toSql(); | ||
| } | ||
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| private void checkAnalyzePriv(String catalogName, String dbName, String tblName) throws AnalysisException { | ||
| if (!Env.getCurrentEnv().getAccessManager() | ||
| .checkTblPriv(ConnectContext.get(), catalogName, dbName, tblName, | ||
| PrivPredicate.DROP)) { | ||
| ErrorReport.reportAnalysisException( | ||
| ErrorCode.ERR_TABLEACCESS_DENIED_ERROR, | ||
| "DROP", | ||
| ConnectContext.get().getQualifiedUser(), | ||
| ConnectContext.get().getRemoteIP(), | ||
| dbName + "." + tblName); | ||
| } | ||
| } | ||
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| @Override | ||
| public RedirectStatus getRedirectStatus() { | ||
| return RedirectStatus.NO_FORWARD; | ||
| } | ||
| } |
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57 changes: 57 additions & 0 deletions
57
regression-test/suites/statistics/test_drop_cached_stats.groovy
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| // 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_drop_cached_stats") { | ||
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| sql """drop database if exists test_drop_cached_stats""" | ||
| sql """create database test_drop_cached_stats""" | ||
| sql """use test_drop_cached_stats""" | ||
| sql """set global enable_auto_analyze=false""" | ||
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| sql """CREATE TABLE drop_cache_test ( | ||
| key1 int NOT NULL, | ||
| value1 varchar(25) NOT NULL, | ||
| value2 varchar(125) NOT NULL | ||
| )ENGINE=OLAP | ||
| DUPLICATE KEY(`key1`) | ||
| COMMENT "OLAP" | ||
| DISTRIBUTED BY HASH(`key1`) BUCKETS 2 | ||
| PROPERTIES ( | ||
| "replication_num" = "1" | ||
| ) | ||
| """ | ||
| createMV("create materialized view mv1 as select key1 from drop_cache_test;") | ||
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| sql """insert into drop_cache_test values (1, "1", "1")""" | ||
| sql """analyze table drop_cache_test with sync""" | ||
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| def result = sql """show column stats drop_cache_test""" | ||
| assertEquals(4, result.size()) | ||
| result = sql """show column cached stats drop_cache_test""" | ||
| assertEquals(4, result.size()) | ||
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| sql """drop cached stats drop_cache_test""" | ||
| result = sql """show column cached stats drop_cache_test""" | ||
| assertEquals(0, result.size()) | ||
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| result = sql """show column stats drop_cache_test""" | ||
| assertEquals(4, result.size()) | ||
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| sql """drop database if exists test_drop_cached_stats""" | ||
| } | ||
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