运行时配置
这些函数的行为受 php.ini 中的设置影响。
名字 | 默认 | 可修改范围 | 更新日志 |
---|---|---|---|
odbc.default_db * | NULL | PHP_INI_ALL | |
odbc.default_user * | NULL | PHP_INI_ALL | |
odbc.default_pw * | NULL | PHP_INI_ALL | |
odbc.allow_persistent | "1" | PHP_INI_SYSTEM | |
odbc.check_persistent | "1" | PHP_INI_SYSTEM | |
odbc.max_persistent | "-1" | PHP_INI_SYSTEM | |
odbc.max_links | "-1" | PHP_INI_SYSTEM | |
odbc.defaultlrl | "4096" | PHP_INI_ALL | |
odbc.defaultbinmode | "1" | PHP_INI_ALL | |
odbc.default_cursortype | "3" | PHP_INI_ALL | Available as of PHP 5.3.0 |
有关 PHP_INI_* 样式的更多详情与定义,见 配置可被设定范围。Note: Entries marked with * are not implemented yet.
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
boolean -
Whether to allow persistent ODBC connections.
-
odbc.check_persistent
boolean -
Check that a connection is still valid before reuse.
-
odbc.max_persistent
integer -
The maximum number of persistent ODBC connections per process.
-
odbc.max_links
integer -
The maximum number of ODBC connections per process, including persistent connections.
-
odbc.defaultlrl
integer -
Handling of LONG fields. Specifies the number of bytes returned to variables.
当使用 integer 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
integer -
Handling of binary data.
-
odbc.default_cursortype
integer -
Controls the ODBC cursor model. Possible values are
SQL_CURSOR_FORWARD_ONLY
,SQL_CURSOR_KEYSET_DRIVEN
,SQL_CURSOR_DYNAMIC
andSQL_CURSOR_STATIC
(default).