Using SQL statements. Given the following table descriptions, write a sql statement that will generate a foreign
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Given the following table descriptions, write a sql statement that will generate a foreign key constraint on the sales bid attribute that references the books bid attribute. MariaDB [ugc1201]> desc books; Field | Type | Null | Key | Default | Extra | | int(10) | YES 1 bid title | varchar (10) | YES | author | varchar(15) | YES subject | varchar(10) | YES 4 rows in set (0.006 sec) MariaDB [ugc1201]> desc sales; Field | Type sid | int (10) | YES | bid | int(10) | YES price | int (10) int (10) | YES 3 rows in set (0.006 sec) NULL NULL NULL NULL Null | Key | Default | Extra | NULL NULL NULL Given the following table descriptions, write a sql statement that will generate a foreign key constraint on the sales bid attribute that references the books bid attribute. MariaDB [ugc1201]> desc books; Field | Type | Null | Key | Default | Extra | | int(10) | YES 1 bid title | varchar (10) | YES | author | varchar(15) | YES subject | varchar(10) | YES 4 rows in set (0.006 sec) MariaDB [ugc1201]> desc sales; Field | Type sid | int (10) | YES | bid | int(10) | YES price | int (10) int (10) | YES 3 rows in set (0.006 sec) NULL NULL NULL NULL Null | Key | Default | Extra | NULL NULL NULL
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Related Book For
Fundamentals Of Database Systems
ISBN: 9780133970777
7th Edition
Authors: Ramez Elmasri, Shamkant Navathe
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