/in/database.c:6:15: warning: missing braces around initializer [-Wmissing-braces]
 Database db = {.tableNum = 0, .tables={'\0'}};
               ^
                                        {
                                        {   }
                                            }
/in/database.c: In function 'main':
/in/database.c:379:9: warning: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
         gets(str);
         ^~~~
         fgets
/tmp/ccyYAtZF.o: In function `main':
database.c:(.text.startup+0x40a): warning: the `gets' function is dangerous and should not be used.