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Global symbol "$dsn" requires explicit package name (did you forget to
+ declare "my $dsn"?) at pm13.pl line 9.
Global symbol "$database" requires explicit package name (did you forg
+et to declare "my $database"?) at pm13.pl line 9.
...
Global symbol "$schema" requires explicit package name (did you forget
+ to declare "my $schema"?) at pm13.pl line 12.
Global symbol "$table" requires explicit package name (did you forget
+to declare "my $table"?) at pm13.pl line 12.
Execution of pm732.pl aborted due to compilation errors.