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Preprocessing

Last updated: 2020-09-14 11:06:46

Supported SQL syntax:

  • PREPARE Syntax
  • EXECUTE Syntax

Supported binary protocols:

  • COM_STMT_PREPARE
  • COM_STMT_EXECUTE

Sample:

    mysql> select * from test1;
    +---+------+
    | a | b    |
    +---+------+
    | 5 |    6 |
    | 3 |    4 |
    | 1 |    2 |
    +---+------+
    3 rows in set (0.03 sec)
    mysql> prepare ff from "select * from test1 where a=?";
    Query OK, 0 rows affected (0.00 sec)
    Statement prepared

    mysql> set @aa=3;
    Query OK, 0 rows affected (0.00 sec)

    mysql> execute ff using @aa;
    +---+------+
    | a | b    |
    +---+------+
    | 3 |    4 |
    +---+------+
    1 row in set (0.06 sec)
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