Examlex
Competence and performance have the same meaning.
Backup Table
A copy of a database table preserved to prevent data loss in case of unforeseen events or errors.
Add Records
The process of inserting new entries or data points into a database table.
Right Outer Join
A SQL join that returns all records from the right table, and the matched records from the left table, with NULL in the result where no match.
Sales Table
A table specifically designed to hold sales-related data, such as transactions, customer details, and product information.
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