sql code: select * from table_name t where (case when t.table_column='条件' then t.table_column when t.table_column='条件' then t.table_column end)='条件' my sql code: -- 测试sql SELECT *FROM PROJECT_INFO pi WHERE (
DECODE is considered the most powerful function in Oracle. Oracle 8i release introduced the CASE expression. The CASE expression can do all that DECODE does plus lot of other things including IF-THEN analysis, use of any comparison operator and checking multiple conditions, all in a SQL query i...
问oracle sql -带有多个"case when“和check for contains文本的select语句EN我寻找了一个工作示例，在...
oracle sql - 选择具有多个“case when”的语句并检查是否包含文本 社区维基1 发布于 2022-10-21 新手上路,请多包涵 我寻找一个工作示例,当案例陈述检查是否包含特定文本时,我可以使用 mutliple:例如 SELECT ID, NAME, (SELECT (Case when Contains(Descr,"Test") Then "contains Test" when Contains(Descr, ...
CASE WHEN dummy = 'x' THEN '-' ELSE 3 END FROM dual 1. 2. 3. 4. 5. 6. 上面SQL会报下面错误: ORA-00932: 数据类型不一致: 应为 CHAR, 但却获得 NUMBER 这是因为 THEN 后面是 CHAR 类型数据,而 ELSE 后面是 NUMBER 类型数据,数据类型不一致报错。
在opensql 中,我们通过sql 语句,进行查询数据时,插入对应的case..when 用法. CASE WHEN 条件1 THEN 值1 WHEN 条件2 THEN 值2 ELSE 值3 end as 字段名 1. 2. 3. 4. 5. 6. 基本上与SQL中的用法毫无差别,就是简单的逻辑学判断 . 实例与对比 ...
1、上表结果中的"sex"是用代码表示的,希望将代码用中文表示。可在语句中使用case语句: </>code SQL> select u.id,u.name,u.sex, (case u.sex when 1 then '男' when 2 then '女' else '空的' end )性别 from users u; ID NAME SEX 性别 ...
SQL exec dbms_streams_auth.grant_admin_privilege('user') * ADD SCHEMATRANDATA can be used instead of the ADD TRANDATA command when DDL replication is not enabled. Note, however, that if a table has no primary key but has multiple unique keys, ADD SCHEMATRANDATA causes the database to ...
SQL Server Save Share via Facebookx.comLinkedInEmail Creating Test Cases (OracleToSQL) Article 09/20/2024 7 contributors Feedback In this article Starting the Test Case Wizard Overview of Creating Test Cases Using the Wizard See Also Additional resources ...
To group rows into part of a datetime value withOracle SQLyou can use thetruncfunction. This rounds down datetime values. The first argument is the datetime and the second is the units to round down to. For example, this groups the rows by hour: ...