WARNING: The following tables are missing relevant table and/or column statistics.
impala 作爲工具查詢Kudu是一個很常見的方式，但是查詢過程往往非常慢。 按照SQL調優方案進行，使用 explain 發現有一個warning 結合官網，找出解決好法子 compute stats 表名; 前後的性能差距能達到幾十倍以上
相關文章
- 1. SD Process Flow, Relevant T-Codes and Tables
- 2. InnoDB: Error: Tablespace for table "mysql"."innodb_table_stats" is missing.
- 3. There are 2 missing blocks The following files may be corrupted
- 4. Database Table Space Statistics
- 5. hdfs missing blocks. The following files may be corrupted
- 6. what is partitioning the database tables
- 7. According to relevant statistics, as of March 31
- 8. Introduction to Optimizer Statistics
- 9. WARNING: Found a placeholder/missing component, are you missing a symbol file?
- 10. MultiColumn Statistics
- 更多相關文章...
- • XSL-FO table-column 對象 - XSL-FO 教程
- • ASP Column 屬性 - ASP 教程
- • 漫談MySQL的鎖機制
- • Java 8 Stream 教程
相關標籤/搜索
每日一句
-
每一个你不满意的现在，都有一个你没有努力的曾经。
最新文章
歡迎關注本站公眾號,獲取更多信息
相關文章
- 1. SD Process Flow, Relevant T-Codes and Tables
- 2. InnoDB: Error: Tablespace for table "mysql"."innodb_table_stats" is missing.
- 3. There are 2 missing blocks The following files may be corrupted
- 4. Database Table Space Statistics
- 5. hdfs missing blocks. The following files may be corrupted
- 6. what is partitioning the database tables
- 7. According to relevant statistics, as of March 31
- 8. Introduction to Optimizer Statistics
- 9. WARNING: Found a placeholder/missing component, are you missing a symbol file?
- 10. MultiColumn Statistics