Mastering Blockchain Programming with Solidity

Trigger migration using the migrate option

To initiate migration, you should run the following command:

$ truffle migrate

This command will run all of the migration scripts, present under the migrations folder. The migration scripts are always executed in sorted order.

To maintain this sort order, the developer has to ensure that the script's name always starts with a number. Ensure that it follows the <Num>_fileName.js format for a filename. The filename must be prefixed with the number and suffixed with an appropriate name for the file. The following are some examples for filenames:

Script filename	Script number
1_initial_migration.js	1
2_deploymentExample.js	2
3_upgrades.js	3

The migrations script's filename and their script ...