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bugface bugface
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5 years ago
A primary key in a database is a ________.
A) group of rows that identifies a unique table or file
B) column or group of columns that identifies a unique row in a table
C) group of fields or columns that represent metadata
D) group of tables or files formed to identify a unique field or row
E) group of records that identifies similar attribute
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w09ew09e
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bugface Author
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5 years ago
Helped a lot
Ivansitospeed@g
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Smart ... Thanks!
Kstan109
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This site is awesome
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