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运行时配置

这些函数的行为受 php.ini 中的设置影响。

Unified ODBC Configuration Options
名字 默认 可修改范围 更新日志
odbc.allow_persistent "1" INI_SYSTEM  
odbc.check_persistent "1" INI_SYSTEM  
odbc.max_persistent "-1" INI_SYSTEM  
odbc.max_links "-1" INI_SYSTEM  
odbc.defaultlrl "4096" INI_ALL  
odbc.defaultbinmode "1" INI_ALL  
odbc.default_cursortype "3" INI_ALL  
有关 INI_* 样式的更多详情与定义，见 配置可被设定范围。

这是配置指令的简短说明。

odbc.default_db string

ODBC data source to use if none is specified in odbc_connect() or odbc_pconnect().

odbc.default_user string

User name to use if none is specified in odbc_connect() or odbc_pconnect().

odbc.default_pw string

Password to use if none is specified in odbc_connect() or odbc_pconnect().

odbc.allow_persistent bool

Whether to allow persistent ODBC connections.

odbc.check_persistent bool

Check that a connection is still valid before reuse.

odbc.max_persistent int

The maximum number of persistent ODBC connections per process.

The maximum number of ODBC connections per process, including persistent connections.

odbc.defaultlrl int

Handling of LONG fields. Specifies the number of bytes returned to variables. See odbc_longreadlen() for details.

当使用 int 时, 其值以字节来衡量。还可以使用在 FAQ 中描述的速记符。
odbc.defaultbinmode int

Handling of binary data. See odbc_binmode() for details.

odbc.default_cursortype int

Controls the ODBC cursor model. Possible values are SQL_CURSOR_FORWARD_ONLY, SQL_CURSOR_KEYSET_DRIVEN, SQL_CURSOR_DYNAMIC and SQL_CURSOR_STATIC (default).