News

If your business uses relational databases to store data, it helps to use the SQL SELECT command with the INTO clause to create new tables from query results. This method isn't ANSI-standard SQL ...
Read this SQL tutorial to learn when to use SELECT ... your results without actually returning columns from every table. For example: SELECT table1.column1, table2.column2 FROM table1, table2 ...
Using the query from the last example, you can build a new table from the results of your latest query. Select OK to return to the SQL QUERY TABLES window. SAMPLE.WAGE is now in the list of Available ...
Some things are taken care of for you: If you alter the schema of a temporal table (by adding a new column, for example), SQL Server will take care of copying the change to your historical table. But, ...