Removing duplicates rows from a unique index SQL Server table You can use the index to classify the duplicate data in unique index tables then delete the duplicate records. First, we need to create a ...

For all countries that have multiple rows in the country_continent table, delete all multiple records leaving only the 1 record per country in the master table. The record that you keep should be the ...

EXEC sp_rename 'student ', 'studentDetails'; ---Truncate Command in SQL : Whenever you want to delete all the records or rows from a table without any condition, then you need to use the Truncate ...

You can edit values from teh parent table on this page, but you can't edit the values from a child table. By selecting the company category from the repeat region, you are taken to the ...

We've got a table used to log operations that gets it's data aggregated and then all it's rows deleted nightly, which I'm trying to speed up as much as possible. I think that deleting the rows is ...

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