INSERT INTO table_a (col1a, col2a, col3a, col4a …) SELECT table_b.col1b, 'other value', table_b.col3b, 'another_value',… FROM table_b WHERE table_b.col1 = x; Need a good GUI Client to work with MS SQL Server?
insert into table(column1,column2,...) select column1,column2,... from another_table 是动态从一个表中检出需要的字段数据插入到当前数据表的语法。2种方式都要求 表中列数量及数据类型兼容 可以不加，按照你上面的的截图的sql意思，就是将查询出来的id、name插入到上面test表中，而且那个...
INSERT INTO语句的第一种写法是最基本的插入方式,用于向表中插入指定的数据。以下是具体的写法及示例代码: INSERT INTO table_name (column1, column2, ..., columnN) VALUES (value1, value2, ..., valueN); 在上述示例代码中,table_name是要插入数据的目标表的名称,column1, column2, ..., columnN...
INSERT INTO table_name (column1, column2, ...) SELECT column1, column2, ... FROM another_table WHERE condition; 这种写法可以用来将查询结果插入到指定的表中。关键点是确保选择的列名和查询语句中的列相匹配,否则将会发生错误。插入查询结果写法的优点是可以方便地将一个表中的数据插入到另一个表中,...
I have a table TOPIC_VISIT_HISTORY with over a million records containing user visits. I need to compute the aggregate user visits per topic from this table and insert it into the TOPIC table. I'm using a SQL query like UPDATE TOPIC SET VISIT_COUNT = (SELECT count(DISTINCT USER_ID)...
在SQL语言中，INSERT INTO语句用于将新的行插入到数据库表中。本文将详细介绍INSERT INTO语法及其使用方法。1. INSERT INTO语法基本结构 INSERT INTO语法的基本结构如下：INSERT INTO table_name (column1, column2, column3, ...)VALUES (value1, value2, value3, ...);其中，table_name表示要插入数据的表名...
Insert from another TableWrite a SQL query to copy data from one table into another table.Solution:-- Insert employees from the "OldEmployees" table into the "Employees" table. INSERT INTO Employees (EmployeeID, Name, Age, Salary) -- Specify the target columns. SELECT EmployeeID, Name, ...
Copy data from another table By combining several queries, you can also copy data from an A array to a table. To do this, use the following syntax: INSERT INTO my_table_1 SELECT column_1,column_2,column_2 FROM my_table_2 WHERE conditions ...
INSERT INTO table SELECT是一种用于将一张表的数据插入到另一张表中的SQL语句。它可以将一个表中的数据复制到另一个表中，同时也可以选择需要插入的数据。语法如下：INSERT INTO table_name (column1, column2, column3, ...)SELECT column1, column2, column3, ...FROM another_table_name WHERE condition...
代码语言:sql 复制 INSERTINTOtable_name(column1,column2,column3)SELECTvalue1,value2,value3FROManother_tableWHEREcondition; 在上述示例中,table_name是要插入数据的表名,column1、column2和column3是要插入的列名,value1、value2和value3是子查询返回的值,another_table是包含要插入的值的另一个表,condit...