![]() ![]() The field with FK must be shown as a link. Another way to check integrity is to browse table with FK (users in your case). First of all I dont think you can see drop down list in PMA. In your case, A and B are related with the id column, which means that you can use a syntax similar to this one: SELECT a.id, a.name, a.num, b.date, b.roll FROM a INNER JOIN b ON a.idb. To see FKs of a table first select table from the object explorer, then go to Structure tab and then select Relation view. 4 Answers Sorted by: 24 Joining tables is a fundamental principle of relational databases. This tutorial will show you how to view those FK constraints in MySQL and MariaDB databases with phpMyAdmin. Also if you experienced other RDBMS before you may see some surprises. Those relationships are often materialized with foreign key constraints. ![]() I have use simple ajax function call when user select item from select box then it send request to php page and on the basis of selected brand it select product data from product table as per selected brand name. Make sure your tables are created as InnoDB, not MyISAM. Both table has one common field which is brand id is a foreign key in product table. I have use two table, In one table have store brand name and in second table I have store product name. ![]() When user select particular brand name then at that time product relates to that brand name will be load with out page refresh. Am using mysql and trying to drop foreign constraint, but i cant to delete that key. So I go into my phpAdmin, click on the edit pencil icon in the. For this I have use example of brand with product. I have set up a Foreign Key in my mysql database with: ALTER TABLE gameplayers ADD CONSTRAINT FKGAMENUMBER FOREIGN KEY (GameNumber) REFERENCES games (GameNumber) ON UPDATE CASCADE ON DELETE CASCADE However, I am not sure I want the ON UPDATE and ON DELETE anymore. In this post you learn how to load records on selection of dropdown box using Ajax Jquery Mysql and PHP. ![]()
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