Bi-sql select into

SELECT INTO

SELECT INTO Statement can usually be used to create a backup . I believe that the small partners will not be unfamiliar with the concept of backup , We're doing it BI When reporting , Or build DAX Function procedures like to PBI File backup . occasionally , This is a good habit , We can roll back the version in time when an error occurs .

Again , stay SQL in , The concept of backup is also very important , For example, we need to back up the database regularly , Or you need to back up certain tables and data at certain times .

purpose

• Can be used to select data and insert it into another table

• You can create a backup of a table and archive it

grammar

SELECT  Column (*) INTO  New table  [IN  database ] FROM  Source table 

Using examples

Case data ：

In the database of white tea machine , There is a name “TEST” The database of , There is a name “Customer” and “Fact” Case data for .

Example 1：

Create a “Fact20210814” Of Fact Table backup .

SELECT * INTO Fact20210814 FROM Fact

give the result as follows ：

Example 2：

Create a “FactAmount” Of Fact Table backup , among Amount Greater than 1300.

SELECT * INTO FactAmount FROM Fact WHERE Amount>1300

give the result as follows ：

Example 3：

take Fact Table and Customer Table for combined query backup , Name it FactDetail.

SELECT Fact.AMOUNT,Customer.* INTO FactDetail From Customer JOIN Fact ON Customer.IDKEY=Fact.IDKEY

give the result as follows ：

This is white tea , One PowerBI Beginners .