Updating mysql with php

where UID=8; ----------------- --------- ------------- -------- -------------- | manu | model | deploy_date | sernum | sysversion | ----------------- --------- ------------- -------- -------------- | Sam's Computers | GX 1000 | 08/58/2002 | 230948 | Windows 2003 | ----------------- --------- ------------- -------- -------------- 1 row in set (0.00 sec) What we want is 08/08/2003 as the deploy_date. We need an HTML file to select the UID to update, a PHP file to display the current record and provide fields to update, and another PHP file to confirm the update and apply it to the database.

We plan to use UID to link to more details about the associated user for this record in future articles.

---- ------------ ----------- ------------------------ -------- ------- | id | first_name | last_name | job_title | salary | notes | ---- ------------ ----------- ------------------------ -------- ------- | 1 | Robin | Jackman | Software Engineer | 5500 | NULL | | 2 | Taylor | Edward | Software Architect | 7200 | NULL | | 3 | Vivian | Dickens | Database Administrator | 6500 | NULL | | 4 | Harry | Clifford | Database Administrator | 6800 | NULL | | 5 | Eliza | Clifford | Software Engineer | 4750 | NULL | | 6 | Nancy | Newman | Software Engineer | 5100 | NULL | | 7 | Melinda | Clifford | Project Manager | 8500 | NULL | | 8 | Harley | Gilbert | Software Architect | 8000 | NULL | ---- ------------ ----------- ------------------------ -------- ------- It’s optional to have a WHERE clause in UPDATE statements. For an example, in above query, if WHERE clause was omitted, salary will be set to 6500 for all the employees.

---- ------------ ----------- ------------------------ -------- ------- | id | first_name | last_name | job_title | salary | notes | ---- ------------ ----------- ------------------------ -------- ------- | 1 | Robin | Jackman | Software Engineer | 5500 | NULL | | 2 | Taylor | Edward | Software Architect | 7200 | NULL | | 3 | Vivian | Dickens | Database Administrator | 6000 | NULL | | 4 | Harry | Clifford | Database Administrator | 6800 | NULL | | 5 | Eliza | Clifford | Software Engineer | 5500 | NULL | | 6 | Nancy | Newman | Software Engineer | 5500 | NULL | | 7 | Melinda | Clifford | Project Manager | 8500 | NULL | | 8 | Harley | Gilbert | Software Architect | 8000 | NULL | ---- ------------ ----------- ------------------------ -------- ------- You can specify more than one conditions in WHERE clause using AND, OR and IN() as mentioned in article on SELECT statement.

---- ------------ ----------- ------------------------ -------- ------- | id | first_name | last_name | job_title | salary | notes | ---- ------------ ----------- ------------------------ -------- ------- | 2 | Robin | Jackman | Software Engineer | 5500 | NULL | | 3 | Taylor | Edward | Software Architect | 7200 | NULL | | 4 | Vivian | Dickens | Database Administrator | 6000 | NULL | | 5 | Harry | Clifford | Database Administrator | 6800 | NULL | | 6 | Eliza | Clifford | Software Engineer | 4750 | NULL | | 7 | Nancy | Newman | Software Engineer | 5100 | NULL | | 8 | Melinda | Clifford | Project Manager | 8500 | NULL | | 9 | Harley | Gilbert | Software Architect | 8000 | NULL | ---- ------------ ----------- ------------------------ -------- ------- In above query, we increment all the IDs by one and it starts incrementing from the last row (8 becomes 9).We basically want crud operation(create,read,update,delete) on the same page create a table we use create query , as we enter the data in the table, that data will be displayed in tabular form on the same page Showing the available options such as edit ,delete in front of them.If we click on the delete button, the entries can be deleted To change any field we click on the edit button In the given example: User enters the value inside the field, and click on Insert is stored inside the database table.Result sets listed in this article (except for amending values section) have been generated in that way and by executing SELECT statements (SELECT * FROM `employee`) in command-line.Following is how to update the salary of an employee whose ID is 3.

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