花费 8ms 找到201339条记录
SQL Server: any equivalent of strpos()? 繁体
2009年07月08 - I'm dealing with an annoying database where one field contains what really should be stored two separate fields. So the column is stored something lik

Alternative to TOP or LIMIT clause? 繁体
2016年03月18 - I am looking for an alternative to the TOP or LIMIT clause in the query below. I want the output to be when the engine status changes from its previou

What does a (+) sign mean in an Oracle SQL WHERE clause? [duplicate] 繁体
2010年11月18 - Possible Duplicate: Oracle: What does (+) do in a WHERE clause? 可能重复:Oracle: WHERE子句中(+)做什么? Consider the simplified SQL query below, in an Or

How to pass ArrayList<> as IN clause in SQL query in MySQL [duplicate] 繁体
2016年01月30 - This question already has an answer here: 这个问题在这里已有答案: Passing an Array to a SQL query using Java's PreparedStatement 1 answer 使用Java的

SQL Query using where clause in Prepared Statement [duplicate] 繁体
2017年12月29 - This question already has an answer here: 这个问题在这里已有答案: How to add a where clause in a MySQL Insert statement? 8 answers 如何在MySQL Inser

SQL query to find duplicate rows, in any table 繁体
2011年07月13 - I'm looking for a schema-independent query. That is, if I have a users table or a purchases table, the query should be equally capable of catching dup

SQL HELP - Conditional where clause based on a BIT variable - SQL Server 繁体
2009年03月09 - I need help writing a conditional where clause. here is my situation: 我需要帮助编写条件where子句。这是我的情况: I have a bit value that determines what rows to return

SQL Server -- TOP子句/TOP Percent,IN 操作符 繁体
2016年11月02 - From: http://www.w3school.com.cn/sql/sql_top.asp TOP 子句TOP 子句用于规定要返回的记录的数目。对于拥有数千条记录的大型表来说,TOP 子句是非常有用的。注释:并非所有的数据库系统都支持 TOP 子句。SQL Server 的语法:S

Is there any way to let users declare variables on top of SQL script? 繁体
2015年03月13 - As in the title. I'm writing a long SQL script to perform some QC on imported datasets. Many users will be using the script, and I would like them to

Dynamically select TOP rows in SQL Server 繁体
2014年03月17 - How to select TOP rows dynamically? 如何动态选择TOP行? This code is not working: 此代码无效: Declare @Number int Set @Number= 6 select Top @Number ID from tbl


 
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