how can i select all columns except one in sql server query How can i select the step count of a recursive CTE ? How can i set value of @variable inside with cte ? How can I treat ZERO and NULL the same in a WHERE clause? How can I use the function 'CTE' with multiple b...
type: SELECT_ALL_EXCEPT from: step_update_distinct columns: -"distinct" 那我们的转换程序就可以额外多做一点处理,通过程序读取出之前表的所有列, 这样当执行SELECT_ALL_REPLACE和SELECT_ALL_EXCEPT时,就可以提人工去实现 Google BigQuery 的“SELECT * REPLACE” 和“SELECT * EXCEPT” 了。 讨论SQL的弱点,不...
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- name: step_filter_customer1 comment: 过滤掉非法客户 sql: |- SELECT * FROM customers WHERE customers.is_delete=False - name: step_update_distinct type: SELECT_ALL_REPLACE from: step_filter_customer1 columns: - column: discount expr: 0.8 * discount - name: step_drop_distinct type: SELECT...
|- SELECT * FROM customers WHERE customers.is_delete=False - name: step_update_distinct type: SELECT_ALL_REPLACE from: step_filter_customer1 columns: - column: discount expr: 0.8 * discount - name: step_drop_distinct type: SELECT_ALL_EXCEPT from: step_update_distinct columns: - "distinct...
子查询 ANY、ALL、EXISTS 集合查询 UNION(并)、INTERSECT(交)、MINUS(差) 多重条件 AND、OR、NOT <GROUP BY 列名> 对查询结果分组 [HAVING <条件表达式>] 分组筛选条件 [ORDER BY 列名 [ASC | DESC]] 对查询结果排序;ASC:升序 DESC:降序 例1: select student.sno as 学号, student.name as 姓名, cour...
子查询 ANY、ALL、EXISTS 集合查询 UNION(并)、INTERSECT(交)、MINUS(差) 多重条件 AND、OR、NOT <GROUP BY 列名> 对查询结果分组 [HAVING <条件表达式>] 分组筛选条件 [ORDER BY 列名 [ASC | DESC> 对查询结果排序;ASC:升序 DESC:降序 例1: select student.sno as 学号, student.name as 姓名, course...
select * into 目的数据库名.dbo.目的表名 from 原表名(使用旧表创建新表) B:create table tab_new as select col1,col2… from tab_old definition only SQL语句大全创建序列 create sequence SIMON_SEQUENCE minvalue 1 -- 最小值 maxvalue 999999999999999999999999999 -- 最大值 ...
The SELECT statement retrieves rows from the database and enables the selection of rows or columns from tables in the SQL Server Database Engine.