MySQL Functions

MySQL Functions

Easy Questions

MYSQL

Connection
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MySQL Scheduling and Locking Issues
MySQL Connectors and APIs
MySQL Type Conversion in Expression Evaluation
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Alter Command
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Using Sequences
  1. What does mysql_init() return?










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: A

    When NULL is passed to mysql_init() it automatically allocates a MYSQL structure, initializes it, and returns a pointer to it. The MYSQL data type is a structure containing information about a connection.

  1. The header that should be included first is ________________.










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: C

    The file ‘my_global.h’ takes care of including several other header files that are likely to be generally useful, like ‘stdio.h’. It also includes Windows compatibility information.

  1. The library file that contains various portability macros and definitions is ______________.










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: C

    The ‘my_sys.h’ header file contains a variety of portability macros and definitions required for structures and functions. These structures and functions are used by the client library.

  1. The clause that is used to display information that matches a given pattern is _____________.










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: A

    The ‘LIKE’ clause filters information that match a given pattern. ‘WHERE’ clause selects information that is specified by a condition. ‘IS’ is used to match the exact condition specified.

  1. The option that executes all SQL statements in a SQL script irrespective of the number of errors is _______________.










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: A

    If SQL queries in a file are run using mysql in batch mode, mysql either quits after the first error. If the –force option is specified all the queries are executed indiscriminately.