我安装RPM包的MYSQL出现以下错误信息，是什么原因？

[weixin_38065391]

[root@linux RPMS]# ls
libdbi-dbd-mysql-0.6.5-5.i386.rpm  mysql-server-3.23.54a-11.i386.rpm
mod_auth_mysql-1.11-12.i386.rpm    perl-DBD-MySQL-2.1021-3.i386.rpm
mysql-3.23.54a-11.i386.rpm         php-mysql-4.2.2-17.i386.rpm
mysql-devel-3.23.54a-11.i386.rpm   qt-MySQL-3.1.1-6.i386.rpm
MySQL-python-0.9.1-6.i386.rpm
[root@linux RPMS]# rpm -i *
warning: libdbi-dbd-mysql-0.6.5-5.i386.rpm: V3 DSA signature: NOKEY, key ID db42a60e
error: Failed dependencies:
        libdbi = 0.6.5-5 is needed by libdbi-dbd-mysql-0.6.5-5
        perl(CGI) is needed by mysql-3.23.54a-11
        perl(DBI) is needed by mysql-3.23.54a-11
        perl-DBI is needed by mysql-3.23.54a-11
        mx is needed by MySQL-python-0.9.1-6
        perl-DBI is needed by perl-DBD-MySQL-2.1021-3
        perl(DBI) is needed by perl-DBD-MySQL-2.1021-3
[root@linux RPMS]# rpm -i mysql-server-3.23.54a-11.i386.rpm
warning: mysql-server-3.23.54a-11.i386.rpm: V3 DSA signature: NOKEY, key ID db42a60e
error: Failed dependencies:
        libmysqlclient.so.10 is needed by mysql-server-3.23.54a-11
        mysql = 3.23.54a is needed by mysql-server-3.23.54a-11