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1-79 of 79
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What is the mathematical term equivalent for "column"?
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Attribute (files: field)
Structural Rules
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Structural rules are relational rules that govern data in every relational
database. (such as a unique primary key, unique column name, and no
duplicate rows)
No duplicate rows
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No two rows of the same table may have identical values in all columns.
Operand
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One of the values on which an operator operates.
The relational data structure and operations are based on "_" theory.
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set
NULL "OR" TRUE
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TRUE
Unique primary key
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All tables should have a column with no repeated values, called the
primary key and used to identify individual rows.
A table must have at least "_" column and any number of rows.
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one
Union
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Combines two tables into a larger table.
Data type
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Matching questions
1-79 of 79
Click a definition to match it with a term
What is the mathematical term equivalent for "column"?
Give this one a try later!
Attribute (files: field)
Structural Rules
,Give this one a try later!
Structural rules are relational rules that govern data in every relational
database. (such as a unique primary key, unique column name, and no
duplicate rows)
No duplicate rows
Give this one a try later!
No two rows of the same table may have identical values in all columns.
Operand
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One of the values on which an operator operates.
The relational data structure and operations are based on "_" theory.
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set
NULL "OR" TRUE
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TRUE
Unique primary key
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All tables should have a column with no repeated values, called the
primary key and used to identify individual rows.
A table must have at least "_" column and any number of rows.
Give this one a try later!
one
Union
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Combines two tables into a larger table.
Data type
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