primarykey - A key that must always contain unique data, foreignkey - A key that links 2 tables together, SQL - Language used to query and change data, attribute - Column in a database, table - Stores data in rows and columns, record - Collection of data fields in a single row of a database table, row - A single record in a database table, column - An attribute in a database, relationship - Connections between different tables, select - SQL command used to search for data, update - SQL command used to change data, delete - SQL command used to remove data,

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