已解决: nested exception is java.sql.SQLDataException: ORA-01476: divisor is equal to zero 问题 oracle 除零异常,且sql重复语句过多 思路 使用decode 或者 NULLIF 解决除零异常问题 原SQL case when冗余 可以用 case when in 简化 解决 在这个修改后的SQL语句中,NULLIF函数用于处理zzje、zxjje和jxjje计算...
--WHEN 'Strawberry' THEN CASE ... END END AS [Sale] FROM @Sales GROUP BY ID, ProductName ) AS s INNER JOIN @Employee e ON e.ID = s.ID SQL DBA,SQL Server MVP(07, 08, 09) "It's a dog-eat-dog world, and I'm wearing Milk-Bone underwear." "Norm", on "Cheers". Also fr...
https://linuxhint.com/sql-case-statement/ This tutorial mainly focuses on building a nested case statement in conjunction with the WHEN clauses. Nested CASE WHEN Statements In SQL, we can use a set of nested CASE WHEN statements in SQL to evaluate the multiple conditions and return a differe...
使用decode 或者 NULLIF 解决除零异常问题 原SQL case when冗余 可以用 case when in 简化 解决 在这个修改后的SQL语句中,NULLIF函数用于处理zzje、zxjje和jxjje计算中的被零除错误。如果分母为零,则NULLIF函数返回NULL,防止被零除的错误。
Chapter 1: Introduction to business intelligence for a online movie rental database Chapter 2: Decision Making with simple SQL queries Chapter 3: Data Driven Decision Making with advanced SQL queries Chapter 4: Data Driven Decision Making with OLAP SQL queries...
一个简单的解决方法是利用Access Log来实现(虽然这样的测试不多,而写的case代码也看着怪怪的)。 public class ServiceExample{ private DatabaseDao1 dao1; private DatabaseDao2 dao2; public void noOutputMethod(){ if(...) dao1.update(...); ...
For more information, see Aggregation and SQL query. If you want to obtain all rows that meet the query conditions without the need to sort the rows, you can call the ParallelScan and ComputeSplits operations to use the parallel scan feature. For more information, see Parallel scan. ...
nestedSelectCaseabaprint*,"This is part of outer switch",aselectcase(b)case(200)print*,"This is part of inner switch",aend selectend selectprint*,"Exact value of a is : ",aprint*,"Exact value of b is : ",bend programnestedSelectCase ...
T-SQL nested count caseIt seems you overcomplicate it a bit, why not something like this:
springboot+mybatismapper.xmlinseter 报错nestedexceptionisorg.apache.ibatis.type.TypeException...=‘null’}。原因:org.apache.ibatis.type。TypeException:将参数#1的非null设置为JdbcType null时出错。尝试为该参数设置不同的 springboot2.X整合mybaits的坑 ...