Mysql Compound Statements

Mysql Compound Statements

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  1. What is the general term for information about databases and the objects in MySQL?










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: A

    There are various ways in which MySQL facilitates the methods to obtain information about databases and the objects in them. For example, ‘SHOW’ statements and ‘INFORMATION_SCHEMA’.

  1. The statement used to change the table name is __________.










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: D

    To change the name of a table, the keyword ‘RENAME’ can be used. It can be used with the ‘ALTER TABLE’ clause. It can also be used as a statement in itself like ‘RENAME TABLE old_tbl new_tbl’.

  1. What can be used interchangeably with MYSQL_VERSION_ID?










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: C

    The ‘LIBMYSQL_VERSION’ and ‘LIBMYSQL_VERSION_ID’ macros have the same values as ‘MYSQL_SERVER_VERSION’ and ‘MYSQL_VERSION_ID’ and the two sets of macros can be used interchangeably.

  1. The statement that makes changes to the global attributes of the database is ______________.










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: D

    The ‘ALTER TABLE’ statement is used to make changes to a global attributes of the database. This statement is followed by the name of the database, character set and collation.

  1. The statement used to select a default database is ______________.










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: C

    MySQL has the facility to use various statements specifically at the database level. For selecting a default database, the keyword or clause used is the ‘USE’ statement.