Advanced tool for optimizing T-SQL?(用于优化 T-SQL 的高级工具?)
Is it possible to add a identity to a GROUP BY using SQL?(是否可以使用 SQL 将身份添加到 GROUP?)
Delete multiple duplicate rows in table(删除表中的多个重复行)
Assigning a Row Number in SQL Server, but grouped on a value(在 SQL Server 中分配行号,但按值分组)
How to insert row in table with foreign key to itself?(如何在表中插入带有外键的行?)
Foreign key constraint - how to delete referenced record?(外键约束 - 如何删除引用的记录?)
How to insert multiple rows - a loop needed?(如何插入多行 - 需要一个循环?)
T-SQL: what COLUMNS have changed after an update?(T-SQL:更新后哪些 COLUMNS 发生了变化?)
SQL Server : table with foreign key to itself with cascade delete(SQL Server:带有级联删除外键的表)
How do you find the same weekday last year in SQL?(你如何在 SQL 中找到去年相同的工作日?)
Case When Distinct value then sum another value?(Case When Distinct 值然后求和另一个值?)
How to track when a row was created/updated automatically in SQL Server?(如何跟踪在 SQL Server 中自动创建/更新行