Oracle 5.0 Reference Manual page 444

Option Sets Variable
Sets the default transaction isolation level. The
[1121],
READ-COMMITTED
Section 13.3.6, "SET TRANSACTION
The default transaction isolation level can also be set at runtime using the
statement or by setting the
• [424],
--tmpdir=path
Command-Line Format
Option-File Format
Option Sets Variable
Variable Name
Variable Scope
Dynamic Variable
The path of the directory to use for creating temporary files. It might be useful if your default
directory resides on a partition that is too small to hold temporary tables. This option accepts several
paths that are used in round-robin fashion. Paths should be separated by colon characters (":") on
Unix and semicolon characters (";") on Windows, NetWare, and OS/2. If the MySQL server is acting
as a replication slave, you should not set
based file system or to a directory that is cleared when the server host restarts. For more information
about the storage location of temporary files, see
Files". A replication slave needs some of its temporary files to survive a machine restart so that it can
replicate temporary tables or
are lost when the server restarts, replication fails.
•
--user={user_name|user_id}
Command-Line Format
Option-File Format
Run the server as the user having the name
mysqld
("User" in this context refers to a system login account, not a MySQL user listed in the grant tables.)
Server Command Options
Yes,
tx_isolation
Permitted Values
Type
enumeration
Valid
READ-UNCOMMITTED
Values
READ-COMMITTED
REPEATABLE-READ
SERIALIZABLE
level
[1120], or
REPEATABLE-READ
Syntax".
[504]
tx_isolation
-t path
--tmpdir=path
-t
tmpdir
Yes, [502]
tmpdir
tmpdir
Global
No
Permitted Values
Type
file name
--tmpdir
LOAD DATA INFILE
[424],
-u {user_name|user_id}
--user=name
-u name
user
Permitted Values
Type
string
424
[504]
value can be
READ-UNCOMMITTED
SERIALIZABLE
system variable.
[424] to point to a directory on a memory-
Section C.5.4.4, "Where MySQL Stores Temporary
operations. If files in the temporary file directory
or the numeric user ID user_id.
user_name
[1121],
[1121]. See
SET TRANSACTION
/tmp