Create a new table from the results of two separate queries ... When working with databases other than Microsoft's SQL Server, check the manual to see if it supports SELECT INTO.

Sound complicated? It's not, as Mary Ann Richardson shows us. SQL Server lets you use one command to quickly create a new table containing a subset of records from a larger table. For example ...

which tells SQL Server which snapshot of the temporal table to use when querying for data from a specific time in the past. Thus, your CREATE TABLE might appear similar to this: , [valid_from] ...

SQL Server 2016 and Azure SQL Database both give you tables that automatically keep track of changes to your data. Here's how to both create those tables and alter existing tables so they track the ...