starocean999 commented on code in PR #50998: URL: https://github.com/apache/doris/pull/50998#discussion_r2096711626
########## fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/ShowQueryStatsCommand.java: ########## @@ -0,0 +1,211 @@ +// 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.doris.nereids.trees.plans.commands; + +import org.apache.doris.catalog.Column; +import org.apache.doris.catalog.DatabaseIf; +import org.apache.doris.catalog.Env; +import org.apache.doris.catalog.ScalarType; +import org.apache.doris.common.ErrorCode; +import org.apache.doris.common.ErrorReport; +import org.apache.doris.common.UserException; +import org.apache.doris.common.util.Util; +import org.apache.doris.mysql.privilege.PrivPredicate; +import org.apache.doris.nereids.trees.plans.PlanType; +import org.apache.doris.nereids.trees.plans.commands.info.TableNameInfo; +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; +import org.apache.doris.statistics.query.QueryStatsUtil; + +import com.google.common.base.Preconditions; +import com.google.common.base.Strings; +import org.apache.commons.lang3.StringUtils; + +import java.util.ArrayList; +import java.util.Arrays; +import java.util.List; +import java.util.Map; + +/** + * The command for show query stats + */ +public class ShowQueryStatsCommand extends ShowCommand { + private static final ShowResultSetMetaData SHOW_QUERY_STATS_CATALOG_META_DATA = ShowResultSetMetaData.builder() + .addColumn(new Column("Database", ScalarType.createVarchar(20))) + .addColumn(new Column("QueryCount", ScalarType.createVarchar(30))).build(); + private static final ShowResultSetMetaData SHOW_QUERY_STATS_DATABASE_META_DATA = ShowResultSetMetaData.builder() + .addColumn(new Column("TableName", ScalarType.createVarchar(20))) + .addColumn(new Column("QueryCount", ScalarType.createVarchar(30))).build(); + private static final ShowResultSetMetaData SHOW_QUERY_STATS_TABLE_META_DATA = ShowResultSetMetaData.builder() + .addColumn(new Column("Field", ScalarType.createVarchar(20))) + .addColumn(new Column("QueryCount", ScalarType.createVarchar(30))) + .addColumn(new Column("FilterCount", ScalarType.createVarchar(30))).build(); + private static final ShowResultSetMetaData SHOW_QUERY_STATS_TABLE_ALL_META_DATA = ShowResultSetMetaData.builder() + .addColumn(new Column("IndexName", ScalarType.createVarchar(20))) + .addColumn(new Column("QueryCount", ScalarType.createVarchar(30))).build(); + private static final ShowResultSetMetaData SHOW_QUERY_STATS_TABLE_ALL_VERBOSE_META_DATA + = ShowResultSetMetaData.builder().addColumn(new Column("IndexName", ScalarType.createVarchar(20))) + .addColumn(new Column("Field", ScalarType.createVarchar(20))) + .addColumn(new Column("QueryCount", ScalarType.createVarchar(30))) + .addColumn(new Column("FilterCount", ScalarType.createVarchar(30))).build(); + + TableNameInfo tableNameInfo; + String dbName; + boolean all; + boolean verbose; + List<List<String>> totalRows = new ArrayList<>(); + ShowQueryStatsType type; + + public ShowQueryStatsCommand(String dbName, TableNameInfo tableNameInfo, boolean all, boolean verbose) { + super(PlanType.SHOW_QUERY_STATS_COMMAND); + this.dbName = dbName; + this.tableNameInfo = tableNameInfo; + this.all = all; + this.verbose = verbose; + } + + /** + * validate + */ + public void validate(ConnectContext ctx) throws UserException { + if (StringUtils.isEmpty(dbName)) { + dbName = ctx.getDatabase(); + type = ShowQueryStatsType.DATABASE; + } + if (Strings.isNullOrEmpty(dbName)) { Review Comment: ```suggestion ``` -- 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. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
