MySQL supports all the features that are mentioned in the Migration section, and it's being tested constantly on the following 3 versions: 5.6.35, 5.7.26 and 8. MariaDB supports all the features that are mentioned in the Migration section,
Enum types are data structures that consist of a predefined, ordered set of values. By default, when using field.Enum in your Ent schema, Ent uses simple string types to represent the enum values in PostgreSQL and SQLite. However, in some c…
Triggers are useful tools in relational databases that allow you to execute custom code when specific events occur on a table. For instance, triggers can automatically populate the audit log table whenever a new mutation is applied to a dif…
A functional index is an index whose key parts are based on expression values, rather than column values. This index type is helpful for indexing the results of functions or expressions that are not stored in the table. Supported by MySQL,
How to create an entity from a struct T? How to create a struct (or a mutation) level validator? How to write an audit-log extension? How to write custom predicates? How to add custom predicates to the codegen assets? How to define a networ…
The migration support for ent provides the option for keeping the database schema aligned with the schema objects defined in ent/migrate/schema.go under the root of your project. Run the auto-migration logic in the initialization of the app…
The framework provides a collection of code-generation features that be added or removed using flags. Feature flags can be provided either by CLI flags or as arguments to the gen package. The schema/snapshot option tells entc (ent codegen)
The project comes with a codegen tool called ent. In order to install ent run the following command: In order to generate one or more schema templates, run ent init as follows: init will create the 2 schemas (user.go and pet.go) under the e…
This guide is intended for first-time users who want instructions on how to set up an Ent project from scratch. Before we get started, make sure you have the following prerequisites installed on your machine. After installing these dependen…
You must call Unwrap() if you are querying edges off of a created entity after a successful transaction (example: a8m.QueryGroups()). Unwrap restores the state of the underlying client embedded within the entity to a non-transactable versio…
The Ent Extension API facilitates the creation of code-generation extensions that bundle together codegen hooks, templates and annotations to create reusable components that add new rich functionality to Ent's core. For example, Ent's entgq…
To ensure the quality of their software, teams often apply Continuous Integration workflows, commonly known as CI. With CI, teams continuously run a suite of automated verifications against every change to the code-base. During CI, teams ma…