error while loading shared libraries: libmysqlclient.so.20: cannot open shared object file: No such

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问题： error while loading shared libraries: libmysqlclient.so.20: cannot open shared object file: No such file or directory

solve:

#  find /  -name 'libmysqlclient*'
# ln -s /usr/local/mysql-5.7.26-linux-glibc2.12-x86_64/lib/libmysqlclient.so.20 /usr/local/lib/libmysqlclient.so.20
# vim /etc/ld.so.conf
/usr/local/lib				#写入
# /sbin/ldconfig -v