Solving the problem of table prefix error reporting

[xiaoxuan6]

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[FEATURE/FIX/REFACTOR/README] Your PR

Solving the problem of table prefix error reporting

Issue or feature explanation

SQLSTATE[42S02]: Base table or view not found: 1146 Table 't_t_ecrm.t_address' doesn't exist (SQL: select count(*) as aggregate from t_t_ecrm.t_address)

Proposed solution/change

   if(config('database.connections.mysql.prefix'))
    {
        config(['database.connections.mysql.prefix' => '']);
        \Illuminate\Support\Facades\DB::purge();
    }