Updating a table from another table

DEFAULT Specifies that the default value defined for the column is to replace the existing value in the column.

The lock is held in place until the update statement completes.The general form to use is: contains the update values; we use joins to do the matching.Let suppose that someone has accidentally updated all esql Sales Person. How can we easily repopulate this data without having to retype it in?The value is changed to ‘Kris ‘You can handle errors when executing an UPDATE statement using a TRY…CATCH construct.There are several common reason an UPDATE statement may fail.

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