EmmyMiao87 commented on a change in pull request #6420:
URL: https://github.com/apache/incubator-doris/pull/6420#discussion_r687386051
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File path: fe/fe-core/src/main/cup/sql_parser.cup
##########
@@ -263,7 +263,7 @@ terminal String KW_ADD, KW_ADMIN, KW_AFTER, KW_AGGREGATE,
KW_ALIAS, KW_ALL, KW_A
KW_RIGHT, KW_ROLE, KW_ROLES, KW_ROLLBACK, KW_ROLLUP, KW_ROUTINE, KW_ROW,
KW_ROWS,
KW_S3, KW_SCHEMA, KW_SCHEMAS, KW_SECOND, KW_SELECT, KW_SEMI,
KW_SERIALIZABLE, KW_SESSION, KW_SET, KW_SETS, KW_SET_VAR, KW_SHOW, KW_SIGNED,
KW_SKEW,
- KW_SMALLINT, KW_SNAPSHOT, KW_SONAME, KW_SPLIT, KW_START, KW_STATUS,
KW_STOP, KW_STORAGE, KW_STREAM, KW_STRING, KW_STRUCT,
+ KW_SMALLINT, KW_SNAPSHOT, KW_SONAME, KW_SPLIT, KW_START, KW_STATUS,
KW_STATS, KW_STOP, KW_STORAGE, KW_STREAM, KW_STRING, KW_STRUCT,
Review comment:
done
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File path:
fe/fe-core/src/main/java/org/apache/doris/statistics/StatisticsManager.java
##########
@@ -0,0 +1,70 @@
+// 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.statistics;
+
+import org.apache.doris.analysis.AlterColumnStatsStmt;
+import org.apache.doris.analysis.AlterTableStatsStmt;
+import org.apache.doris.analysis.TableName;
+import org.apache.doris.catalog.Catalog;
+import org.apache.doris.catalog.Column;
+import org.apache.doris.catalog.Database;
+import org.apache.doris.catalog.Table;
+import org.apache.doris.common.AnalysisException;
+import org.apache.doris.common.DdlException;
+import org.apache.doris.common.ErrorCode;
+import org.apache.doris.common.ErrorReport;
+
+public class StatisticsManager {
+ private Statistics statistics;
+
+ public StatisticsManager() {
+ statistics = new Statistics();
+ }
+
+ public void alterTableStatistics(AlterTableStatsStmt stmt)
+ throws DdlException, AnalysisException {
+ Table table = validateTableName(stmt.getTableName());
+ statistics.updateTableStats(table.getId(), stmt.getProperties());
+ }
+
+ public void alterColumnStatistics(AlterColumnStatsStmt stmt) throws
DdlException, AnalysisException {
+ Table table = validateTableName(stmt.getTableName());
+ String columnName = stmt.getColumnName();
+ Column column = table.getColumn(columnName);
+ if (column == null) {
+ ErrorReport.reportDdlException(ErrorCode.ERR_BAD_FIELD_ERROR,
columnName);
+ }
+ // match type and column value
+ statistics.updateColumnStats(table.getId(), columnName,
column.getType(), stmt.getProperties());
Review comment:
use concurrent map instead
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