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A fix (bug #6993: Max myisam_data_pointer_size limited to 7).

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2004-12-07 14:51:13 +04:00
parent 6c68f27cc4
commit 154e64ac92
3 changed files with 12 additions and 1 deletions
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4
mysql-test/r/variables.result
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@ -478,3 +478,7 @@ t1 CREATE TABLE `t1` (
`c3` longtext `c3` longtext
) ENGINE=MyISAM DEFAULT CHARSET=latin1 ) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table t1; drop table t1;
SET GLOBAL MYISAM_DATA_POINTER_SIZE= 8;
SHOW VARIABLES LIKE 'MYISAM_DATA_POINTER_SIZE';
Variable_name Value
myisam_data_pointer_size 8

7
mysql-test/t/variables.test
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@ -355,3 +355,10 @@ create table t1 as select @arg00 as c1, @arg01 as c2, @arg02 as c3;
show create table t1; show create table t1;
drop table t1; drop table t1;
#
# Bug #6993: myisam_data_pointer_size
#
SET GLOBAL MYISAM_DATA_POINTER_SIZE= 8;
SHOW VARIABLES LIKE 'MYISAM_DATA_POINTER_SIZE';

2
sql/mysqld.cc
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@ -5004,7 +5004,7 @@ The minimum value for this variable is 4096.",
"Default pointer size to be used for MyISAM tables.", "Default pointer size to be used for MyISAM tables.",
(gptr*) &myisam_data_pointer_size, (gptr*) &myisam_data_pointer_size,
(gptr*) &myisam_data_pointer_size, 0, GET_ULONG, REQUIRED_ARG, (gptr*) &myisam_data_pointer_size, 0, GET_ULONG, REQUIRED_ARG,
4, 2, 7, 0, 1, 0}, 4, 2, 8, 0, 1, 0},
{"myisam_max_extra_sort_file_size", OPT_MYISAM_MAX_EXTRA_SORT_FILE_SIZE, {"myisam_max_extra_sort_file_size", OPT_MYISAM_MAX_EXTRA_SORT_FILE_SIZE,
"Used to help MySQL to decide when to use the slow but safe key cache index create method.", "Used to help MySQL to decide when to use the slow but safe key cache index create method.",
(gptr*) &global_system_variables.myisam_max_extra_sort_file_size, (gptr*) &global_system_variables.myisam_max_extra_sort_file_size,