Examlex
Which of the following is not a principal-agent relationship?
Entire Table
Refers to selecting or affecting all records or data within a table in database operations or queries.
Self Join
A type of SQL join where a table is joined to itself to compare rows within the same table.
Parent Table
In a relational database, a table that is referenced by a foreign key in another table (the child table), establishing a relationship between the two.
Allow Zero Length
A database field property that permits the entry of an empty string as a valid value.
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