SQL SUM With GROUP BY SQL JOINS SQL CASEThe SQL CASE statement evaluates a list of conditions and adds a column with values based on the condition. For example, -- add a new column 'order_volume' in the Orders
1.CASE 写法如下: CASE WHEN condition1 THEN result1 WHEN condition2 THEN result2 WHEN conditionN THEN resultN ELSE result END; 解释:1)先匹配第一条,不匹配的话继续第二条,如此循环,
SELECT Date, SUM(CASE WHEN Result='胜'THEN 1 ELSE 0 END) AS'胜', SUM(CASE WHEN Result='负'THEN 1 ELSE 0 END) AS'负'FROM Test GROUP BY Date; 3,行列转换 product_type sum_price clothes5000office600kitchen10000 sum_price_clothes sum_price_office sum_price_kitchen5000 600 10000 SELECT ...
In the T-SQL scripting language, you can use the SQL CASE statement to evaluate a condition and return one or more result expressions. This SQL Tutorial will teach you when and how you can use CASE in T-SQL statements. Solution TheCASE expressionis used to build IF … THEN … ELSE stat...
-- 层级顺序保持从高到低 --> <global sum-label="总计" label-column="fruit_name" /> <!-- order-column: 分组排序列(对同分组进行排序),order-with-sum:默认为true,order-way:desc/asc --> <group group-column="fruit_name" sum-label="小计" label-column="fruit_name" /> </sql> 效果...
Currently I am looking into open sql statement in abap for hana I wrote the below query but in debugging the values are populated as below SELECT carrid, CASE carrid WHEN 'AC' THEN 'Canada Airlines' WHEN 'LH' THEN 'Lufthansa Airlines' ELSE carrid END AS carrier_name_long, SUM( s...
CASE语句还可以和聚合函数结合使用,下面是几个例子: CASE WHEN 和COUNT CASE WHEN 和SUM CASE WHEN 和 AVG函数 与AVG函数结合,可实现计算百分比的功能 部分例子参考来自:https://www.sqlshack.com/case-statement-in-sql 你的点赞是我持续更新的动力~ 谢谢 Thanks♪(・ω・)ノ SQL学习笔记 友情链接: ...
sql_statement_recompile 擴充事件 (XEvent) 用來報告語句層級的重新編譯。 當任何類型的批次需要語句層級重新編譯時,就會發生此 XEvent。 這包括預存程序、觸發程序、特定批次和查詢。 批次可透過數種介面提交,包括 sp_executesql、動態 SQL、Prepare 方法或 Execute 方法。
SELECTTOP10qs.last_execution_time, st.textASbatch_text,SUBSTRING(st.TEXT, (qs.statement_start_offset /2) +1, ((CASEqs.statement_end_offsetWHEN-1THENDATALENGTH(st.TEXT)ELSEqs.statement_end_offsetEND- qs.statement_start_offset) /2) +1)ASstatement_text, (qs.total_worker_time /1000) / ...
This way you can find out the total sum or sum of unique values stored in a numeric column. Use case with GROUP BY, HAVING, and ORDER BY statement Suppose you got a requirement to return a total number of units sold along with their total values, then we can use the SQL SUM functi...