Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN: 9780133594140
Author: James Kurose, Keith Ross
Publisher: PEARSON
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- Open your text editor and create a new document named model.php
- model.php will contain functions that will connect to a
database potentially return PDO statement
objects to the controller for processing.
updateMessages
function updateMessages($id)
This method will take a single parameter of id which is the saved id from the last or latest message displayed. It will conditionally select from the table "messages", id, name, message, and time. The condition is that the field id is greater than the parameter for id. The return is the PDOStatement object with the row data from the query.
Transcribed Image Text:# Name
☐ 1 id
id
□しろいしかく 2 name
☐ 3 message
0 4 time
Type
bigint(20)
varchar(25)
varchar(254)
bigint(20)
Collation
utf8_general_ci
utf8_general_ci
Attributes Null Default Comments
No
None
Yes NULL
Yes
NULL
No
None
Extra
AUTO_INCREMENT
Action
✔Change
Change
Change
Change
&
Drop
→ Drop
Drop
Drop
✓ More
More
More
✓ More
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