Oracle 5.0 Reference Manual page 502

The path name of the plugin directory. This variable was added in MySQL 5.0.67. If the value is
nonempty, user-defined function object files must be located in this directory. If the value is empty,
the behavior that is used before 5.0.67 applies: The UDF object files must be located in a directory
that is searched by your system's dynamic linker.
If the plugin directory is writable by the server, it may be possible for a user to write executable code
to a file in the directory using
[481] read only to the server or by setting
plugin_dir
directory where
SELECT
• [482]
port
Command-Line Format
Option-File Format
Option Sets Variable
Variable Name
Variable Scope
Dynamic Variable
The number of the port on which the server listens for TCP/IP connections. This variable can be set
with the [417]
--port
•
preload_buffer_size
Command-Line Format
Option-File Format
Option Sets Variable
Variable Name
Variable Scope
Dynamic Variable
The size of the buffer that is allocated when preloading indexes.
•
prepared_stmt_count
Version Introduced
Version Removed
Variable Name
Variable Scope
Dynamic Variable
Server System Variables
SELECT ... INTO
writes can be made safely.
--port=#
-P
port
Yes, [482]
port
port
Global
No
Permitted Values
Type
numeric
Default
3306
Range
0 .. 65535
option.
[482]
--preload_buffer_size=#
preload_buffer_size
Yes,
preload_buffer_size
preload_buffer_size
Global, Session
Yes
Permitted Values
Type
numeric
Default
32768
Range
1024 .. 1073741824
[482]
5.0.21
5.0.31
prepared_stmt_count
Global
No
482
DUMPFILE. This can be prevented by making
--secure-file-priv
[482]
[419] to a