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  1. or download this
    insert into test(a) value(3)
  2. or download this
    use DBI;
use Data::Dumper;
...
my $ref = $select_st->fetchall_arrayref();

print Dumper($ref);
  3. or download this
    use DBI;
use Data::Dumper;
...
my $ref = $select_st->fetchall_arrayref();

print Dumper($ref);
  4. or download this
    DBD::mysql::st execute failed: Data too long for column 'a' at row 1 a
+t math1.pl
 line 11.
DBD::mysql::st execute failed: Data too long for column 'a' at row 1 a
+t math1.pl
 line 11.
  5. or download this
    use DBI;
use Data::Dumper;
...
my $ref = $select_st->fetchall_arrayref();

print Dumper($ref);