Myisam Startup Options - Oracle 5.0 Reference Manual

•
myisamchk
myisamchk --fast
•
myisamchk --analyze
•
myisampack
also supports the following features:
MyISAM
• Support for a true
• Tables with
• The sum of the lengths of the
• Arbitrary length
Additional Resources
• A forum dedicated to the
14.1.1.
MyISAM
The following options to
information, see
Table 14.1. MyISAM Option/Variable Reference
Name
bulk_insert_buffer_size [441]
concurrent_insert [445]
delay-key-
write [406]
- Variable:
delay_key_write
have_rtree_keys [455]
key_buffer_size [458]
log-isam [411]
myisam-block-
size [415]
myisam_data_pointer_size [473]
myisam_max_extra_sort_file_size [474]
myisam_max_sort_file_size [474]
myisam_mmap_size [474]
myisam-
recover [415]
- Variable:
myisam_recover_options
myisam_recover_options [475]
myisam_repair_threads [475]
myisam_sort_buffer_size [476]
myisam_stats_method [476]
marks tables as checked if you run it with the
checks only those tables that don't have this mark.
stores statistics for portions of keys, as well as for entire keys.
can pack and
BLOB
type; a
VARCHAR
columns may have fixed or dynamic row length.
VARCHAR
VARCHAR
constraints.
UNIQUE
MyISAM
Startup Options
can be used to change the behavior of
mysqld
Section 5.1.3, "Server Command
Cmd-Line Option file
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Yes Yes
Additional Resources
columns.
VARCHAR
column starts with a length stored in one or two bytes.
VARCHAR
and columns in a table may be up to 64KB.
CHAR
storage engine is available at http://forums.mysql.com/list.php?21.
Options".
System Var Status Var
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
1220
[323]
--update-state
tables. For additional
MyISAM
Var Scope
Both
Global
Global
Global
Global
Global
Global
Global
Global
Global
Global
Both
Both
Both
option.
Dynamic
Yes
Yes
Yes
Yes
No
Yes
Yes
No
Yes
No
No
Yes
Yes
Yes