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Manually merged

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sergefp@mysql.com
2005-09-24 02:39:52 +04:00
parent d69589c1c8 d0a97917a2
commit 9a05a887de
8 changed files with 27 additions and 12 deletions
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8
sql/mysqld.cc
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@ -432,7 +432,7 @@ char server_version[SERVER_VERSION_LENGTH];
char *mysqld_unix_port, *opt_mysql_tmpdir;
const char **errmesg; /* Error messages */
const char *myisam_recover_options_str="OFF";
const char *myisam_stats_method_str="nulls_inequal";
const char *myisam_stats_method_str="nulls_unequal";
/* name of reference on left espression in rewritten IN subquery */
const char *in_left_expr_name= "<left expr>";
/* name of additional condition */
@ -5519,7 +5519,7 @@ The minimum value for this variable is 4096.",
GET_ULONG, REQUIRED_ARG, 8192*1024, 4, ~0L, 0, 1, 0},
{"myisam_stats_method", OPT_MYISAM_STATS_METHOD,
"Specifies how MyISAM index statistics collection code should threat NULLs. "
"Possible values of name are \"nulls_inequal\" (default behavior for 4.1/5.0), and \"nulls_equal\" (emulate 4.0 behavior).",
"Possible values of name are \"nulls_unequal\" (default behavior for 4.1/5.0), and \"nulls_equal\" (emulate 4.0 behavior).",
(gptr*) &myisam_stats_method_str, (gptr*) &myisam_stats_method_str, 0,
GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
{"net_buffer_length", OPT_NET_BUFFER_LENGTH,
@ -6106,7 +6106,7 @@ static void mysql_init_variables(void)
query_id= thread_id= 1L;
strmov(server_version, MYSQL_SERVER_VERSION);
myisam_recover_options_str= sql_mode_str= "OFF";
myisam_stats_method_str= "nulls_inequal";
myisam_stats_method_str= "nulls_unequal";
my_bind_addr = htonl(INADDR_ANY);
threads.empty();
thread_cache.empty();
@ -6157,7 +6157,7 @@ static void mysql_init_variables(void)
global_system_variables.old_passwords= 0;
/*
Default behavior for 4.1 and 5.0 is to treat NULL values as inequal
Default behavior for 4.1 and 5.0 is to treat NULL values as unequal
when collecting index statistics for MyISAM tables.
*/
global_system_variables.myisam_stats_method= MI_STATS_METHOD_NULLS_NOT_EQUAL;