[单选题]为了使用PDO访问MySQL数据库，下列选项中不是必须执行的步骤是_____。
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2023-11-01 15:13:08|
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[单选题]为了使用PDO访问MySQL数据库，下列选项中不是必须执行的步骤是_____。
A.启用extension=php_pdo.dll
B.启用extension=php_pdo_odbc.dll
C.设置extension_dir指定扩展函数库路径
D.启用extension=php_pdo_mysql.dll
A.启用extension=php_pdo.dll
B.启用extension=php_pdo_odbc.dll
C.设置extension_dir指定扩展函数库路径
D.启用extension=php_pdo_mysql.dll
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