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Showing posts with label foreign key. Show all posts
Showing posts with label foreign key. Show all posts
Saturday, 17 August 2013

Db2 Relational Database Anatomy: Tables, Rows, Columns, Keys, and Views

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Tables give SQL a structure to query. A COBOL program does not read a Db2 table by track number or page location. It i...

Db2 Relationships: One-to-One, One-to-Many, and Many-to-Many

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Relationships decide how Db2 tables join. A COBOL cursor that joins CUSTOMER to ACCOUNT is only as good as the table...
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