References Mallings 28 - in my SQL with innoDB how are the primary and secondary indexes created? a) primary indexes are automatically created for each primary key. Secondary indexes are created manually for the foreign keys. b) primary indexes are manually created for each primary keys. All the secondary indexes are created automatically. c) primary indexes are automatically created for primary key secondary indexes are created automatically for the foreign keys. d) Primary indexes are manually created for each primary key secondary index are men created manually for each foreign key.
References Mallings 28 - in my SQL with innoDB how are the primary and secondary indexes created? a) primary indexes are automatically created for each primary key. Secondary indexes are created manually for the foreign keys. b) primary indexes are manually created for each primary keys. All the secondary indexes are created automatically. c) primary indexes are automatically created for primary key secondary indexes are created automatically for the foreign keys. d) Primary indexes are manually created for each primary key secondary index are men created manually for each foreign key.
Database Systems: Design, Implementation, & Management
12th Edition
ISBN:9781305627482
Author:Carlos Coronel, Steven Morris
Publisher:Carlos Coronel, Steven Morris
Chapter7: Introduction To Structured Query Language (sql)
Section: Chapter Questions
Problem 97C: The following tables provide a very small portion of the data that will be kept in the database....
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