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Code Review - MACROMEDIA COLDFUSION 4.5-DEVELOPING WEB Develop Manual

Developing web applications with coldfusion
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Chapter 4: Retrieving and Formatting the Data You Want
<CFIF Form.LastName IS NOT "">
AND Employees.LastName = 'Form.LastName'
</CFIF>
</CFQUERY>

Code Review

Code
SELECT
Departments.Department.Name,
Employees.FirstName,
Employees.LastName,
Employees.StartDate,
Employees.Salary
FROM Departments, Employees
WHERE 1=1
<CFIF Form.LastName IS NOT "">
AND Employees.LastName = 'Form.LastName'
</CFIF>
To build a flexible search interface:
1.
Return to
2.
Modify the page so that it appears as follows:
<HTML>
<HEAD>
<TITLE>Retrieving Employee Data Based on Criteria from Form</TITLE>
</HEAD>
<BODY>
<CFQUERY NAME="GetEmployees" DATASOURCE="CompanyInfo">
4
SELECT
4
Employees.FirstName,
4
Employees.LastName,
4
Employees.StartDate,
4
Employees.Salary
4
FROM Departments, Employees
4
WHERE Departments.Department_ID = Employees.Department_ID
4
<CFIF Form.Department_Name IS NOT "">
4
AND Departments.Department_Name = 'Form.Department_Name'
4
</CFQUERY>
<H4>Employee Data Based on Criteia from Form</H4>
<TABLE>
<TR>
<TH>Salary</TH>
in Studio.
actionpage.cfm
Departments.Department.Name,
<TH>First Name</TH>
<TH>Last Name</TH>
Description
Retrieve the fields listed from the Departments
and Employees tables, joining the tables based
on the Department_ID field in each table.
But if the user specified a last name in the form,
only retrieve the records where the last name is
the same as the one the user entered in the
form.
41

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