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?TablePlusprovides a modern, native tool with intuitive UI to...
Write a SQL query to copy data from one table into another table. Solution: -- Insert employees from the "OldEmployees" table into the "Employees" table.INSERTINTOEmployees(EmployeeID,Name,Age,Salary)-- Specify the target columns.SELECTEmployeeID,Name,Age,SalaryFROMOldEmployees;-- Copy data f...
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 table_name (column1, column2, ..., columnN) SELECT column1, column2, ..., columnN FROM another_table WHERE condition; 在上述示例代码中,table_name是目标表的名称,column1, column2, ..., columnN是目标表中的列名。SELECT语句用于从名为another_table的表中选取符合指定条件的数据,并...
insert overwrite table select用法 `INSERT OVERWRITE TABLE select`语法用于将查询结果覆盖写入表中。 示例: ```sql INSERT OVERWRITE TABLE table_name SELECT column1, column2, ... FROM another_table WHERE condition; ``` 该语句会首先删除目标表中的所有数据,然后将查询结果插入目标表。查询结果必须与目标...
INSERT INTO table_name (column1, column2, column3, ...) SELECT column1, column2, column3, ... FROM another_table WHERE condition; 应用场景 初始化数据:在创建新表时,可能需要插入一些初始数据。 数据迁移:从一个表迁移到另一个表时,可以使用INSERT语句。
-- This SQL statement inserts data into the 'countries' table by selecting all rows from the 'country_new' table.INSERTINTOcountriesSELECT*FROMcountry_new; Copy Explanation: The INSERT INTO ... SELECT statement allows inserting data into a table by selecting rows from another table or query re...
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,...
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,condi...
SQL SERVER – Insert Data From One Table to Another Table – INSERT INTO SELECT – SELECT INTO TABLE August 15, 2007 bypinaldave Following three questions are many time asked on this blog. How to insert data from one table to another table efficiently?