Page 252 - DCAP402_DCAO204_DATABASE MANAGEMENT SYSTEM_MANAGING DATABASE
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Unit 14: Application Development and Administration
$requestType = $dataIn->param(‘requestType’); Notes
$sql = $dataIn->param(‘sql’);
# Next we will check to see
# if there is a value coming
# in from a form for the
# variable “sql”. If there
# is no value, then we know
# that the user has not yet
# seen the submission form.
# In that case, we will send
# them the HTML form so they
# can actually submit a value
# for “sql”. The following
# screen shot shows you what
# will be returned.
if ($sql eq “”)
{ print qq!
<HTML>
<HEAD>
<TITLE>Enter
SQL</TITLE>
</HEAD>
<BODY BGCOLOR = “#FFFFFF”
TEXT = “#000000”>
<FORM METHOD = “POST”
ACTION = “dbi_demo.cgi”>
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