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549 bytes added ,  22:35, 9 February 2023
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*Each Tuple should have a primary key (normally an arbitrary integer) that identifies a unique tuple. Natural keys (those based on attributes) are possible as well but less optimized.
 
*Each Tuple should have a primary key (normally an arbitrary integer) that identifies a unique tuple. Natural keys (those based on attributes) are possible as well but less optimized.
 
*Databases can be indexed to streamline queries.
 
*Databases can be indexed to streamline queries.
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=Useful Wikipedia Pages=
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*[https://en.wikipedia.org/wiki/Relation_(database)|Relation]
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*[https://en.wikipedia.org/wiki/Database_normalization#Satisfying_EKNF|Database Normalization w/ step by step instructions w/ examples]
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*[https://en.wikipedia.org/wiki/Associative_entity|Associative Entity, for resolving many-to-many cardinality]
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*[https://en.wikipedia.org/wiki/Primary_key|Primary Key]
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*[https://en.wikipedia.org/wiki/Database_index|Database Indexing]
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*[https://en.wikipedia.org/wiki/Relational_database|Relational Database, lengthy overview]
    
=Working Prototype=
 
=Working Prototype=

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