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RDBMS并非没有局限性。它们难以扩展,需要大量的资源来配置和维护,比如时间、硬件和人力。同样,它们往往遵循峰值性能模型,这就要求系统按照峰值容量来配置可用性,而不考虑典型的数据使用情况。1、[root@localhostbin]#./MySQLd_safeCskip-grant-tables
呈现以下信息:
InstallingMySQLsystemtables…
09072412:05:13[Warning]option‘max_join_size’:unsignedvalue18446744073709551615adjustedto4294967295
09072412:05:13[Warning]option‘max_join_size’:unsignedvalue18446744073709551615adjustedto4294967295
ERROR:1062Duplicateentry‘localhost-’forkey1
09072412:05:13[ERROR]Aborting
09072412:05:13[Note]/usr/local/mysql5/libexec/mysqld:Shutdowncomplete
Installationofsystemtablesfailed!
Examinethelogsin/var/lib/mysql5formoreinformation.
Youcantrytostartthemysqlddaemonwith:
/usr/local/mysql5/libexec/mysqldCskip-grant&
andusethecommandlinetool
/usr/local/mysql5/bin/mysqltoconnecttothemysql
databaseandlookatthegranttables:
http://www.ckuyun.com/
shell>/usr/local/mysql5/bin/mysql-urootmysql
mysql>showtables
Try‘mysqldChelp’ifyouhavePRoblemswithpaths.UsingClog
givesyoualogin/var/lib/mysql5thatmaybehelpful.
ThelatestinformationaboutMySQLisavailableonthewebat
http://www.mysql.com
PleaseconsulttheMySQLmanualsection:‘Problemsrunningmysql_install_db’,
andthemanualsectionthatdescribesproblemsonyourOS.
AnotherinformationsourceistheMySQLemailarchive.
Pleasecheckalloftheabovebeforemailingus!
Andifyoudomailus,youMUSTusethe/usr/local/mysql5/bin/mysqlbugscript!
2、[root@localhostbin]#/usr/local/mysql5/libexec/mysqldCskip-grant&
呈现以下信息:
[1]6633
[root@localhostbin]#09072412:05:34[Warning]option‘max_join_size’:unsignedvalue18446744073709551615adjustedto4294967295
09072412:05:34[Warning]option‘max_join_size’:unsignedvalue18446744073709551615adjustedto4294967295
09072412:05:34[ERROR]Fatalerror:Pleaseread“Security”sectionofthemanualtofindouthowtorunmysqldasroot!
09072412:05:34[ERROR]Aborting
09072412:05:34[Note]/usr/local/mysql5/libexec/mysqld:Shutdowncomplete
[1]+Exit1/usr/local/mysql5/libexec/mysqldCskip-grant
办理举措:在/etc/my.conf中的mysqld这一节中到场:user=mysql
http://www.086php.com/index.php/rcd-2/566
“MySQL实际上是一个数据库家族,你可以从选择一个并将其配置成可以满足你的大多数情况,”开源顾问公司Ethiqa的总裁如此表示,“因此,你可以在开始的时候选择一个小巧的版本产品,以后再根据需要来对其进行性能或大小上的扩展。” |
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