Clever works_

How to upgrade custom table in Magento 2

Magento 2 UPGRADE TABLE

We will add the next column for our Hello table. To do this we need to create UpgradeSchema.php in app/code/CleverCode/HelloWorld/Setup with the following contents:

It’s important to add a comment to new column. Without a comment, the script won’t run. It needs to implement InstallSchemaInterface and if it’s needed, we can upgrade the script only for the specified module’s version. To do that we need to add the following lines:

It will run the upgrade script only if the version is equal to 1.1.0 or higher. To upgrade we need to type:

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