Oracle 5.0 Reference Manual page 521

Variable Name
Variable Scope
Dynamic Variable
The current time zone. This variable is used to initialize the time zone for each client that
connects. By default, the initial value of this is
system_time_zone
default-time-zone
• [501]
timed_mutexes
Version Introduced
Command-Line Format
Option-File Format
Option Sets Variable
Variable Name
Variable Scope
Dynamic Variable
This variable controls whether
default), mutex timing is disabled. If the variable is set to 1 or ON, mutex timing is enabled. With
timing enabled, the
os_wait_times
indicates the amount of time (in ms) spent in operating system waits. Otherwise, the value is 0. This
variable was added in MySQL 5.0.3.
•
timestamp = {timestamp_value | DEFAULT}
Set the time for this client. This is used to get the original timestamp if you use the binary log to
restore rows.
timestamp_value
affects the value returned by
SET timestamp
means that timestamp settings in the binary log have no effect on invocations of
The server can be started with the
to be an alias for
NOW()
•
tmp_table_size
Command-Line Format
Option-File Format
Option Sets Variable
Variable Name
Variable Scope
Dynamic Variable
Server System Variables
time_zone
Global, Session
Yes
Permitted Values
Type
string
[498]"). The value can be specified explicitly at server startup with the
[406] option. See Section 10.6, "MySQL Server Time Zone
5.0.3
--timed_mutexes
timed_mutexes
Yes,
timed_mutexes
timed_mutexes
Global
Yes
Permitted Values
Type
boolean
Default
OFF
mutexes are timed. If this variable is set to 0 or
InnoDB
value in the output from
should be a Unix epoch timestamp, not a MySQL timestamp.
--sysdate-is-now
[926], in which case
[501]
--tmp_table_size=#
tmp_table_size
Yes,
tmp_table_size
tmp_table_size
Global, Session
Yes
Permitted Values
Type
numeric
Default
system dependent
501
(which means, "use the value of
'SYSTEM'
[501]
SHOW ENGINE INNODB MUTEX
[501]
[926] but not by
NOW()
[423] option to cause
affects both functions.
SET timestamp
[501]
--
Support".
(the
OFF
[928]. This
SYSDATE()
[928].
SYSDATE()
[928]
SYSDATE()