I like to write complex SQL statements as HEREDOCs, as removing the Perl syntax from within the SQL syntax makes for much easier reading...
in reply to Need help to correct a simple script
i.e. it is much easier to read your CREATE TABLE statement when written as....
This incorporates martos suggestions above, and I'll update if anyone spots any other issues.
my $sql = <<EOF;
CREATE TABLE test_data$count(
id PRIMARY KEY,
group_id NOT NULL,
created_at NOT NULL,
text NOT NULL) AS
TO_DATE('1-jan-07', 'dd-mon-yy') + INTERVAL '
+1' MINUTE * rownum,
CAST ('xyz' || rownum AS VARCHAR2(50))
CONNECT BY LEVEL <= $rows
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