Incorrect database name '#mysql50#.sst'

admin

删除数据库时报错：Incorrect database name '#mysql50#.sst'
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MariaDB [(none)]> drop database '#mysql50#.sst' ;
" `8 o) L# a* k4 t0 l$ ~ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ''#mysql50#.sst'' at line 1

报错，出现特殊符号：
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( m! R4 D6 H; s解决办法：
[root@controller1 _data]# ls -la  | grep ^d | egrep '\.'
& P9 ^1 @+ ^8 ]* Xdrwxr-xr-x 12 42434 42434      4096 Nov 26 18:05 .
: ]" b- \' @5 N* F" Zdrwxr-xr-x  3 42434 42434        19 Nov 26 15:13 ..
. T' x2 X+ p1 |drwxrwx--x 10 42434 42434       139 Nov 26 14:42 .sst
  m8 _2 q2 H8 [1 b7 p: o7 J/ y[root@controller1 _data]# rm -rf .sst/
/ _9 S5 @& D1 ^3 J; I
* W* Q0 \6 L5 L! i7 u即可解决问题：

! y$ w3 \5 V; q. W3 c