refrakt/migrate

Migration runner for Refrakt applications.

Reads SQL files from a migrations directory, tracks applied migrations in a _migrations table, and runs pending ones in order.

Usage from CLI

refrakt migrate

Usage from code

import refrakt/migrate
migrate.run(db, "src/my_app/data/migrations")

Types

Migration

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A migration file with its number and name.

pub type Migration {
  Migration(
    number: Int,
    name: String,
    filename: String,
    sql: String,
  )
}

Constructors

Migration(
  number: Int,
  name: String,
  filename: String,
  sql: String,
)

Values

run_from_directory

</>

pub fn run_from_directory(
  db_execute: fn(String) -> Result(Nil, String),
  db_query_strings: fn(String) -> Result(List(String), String),
  migrations_dir: String,
) -> Result(Int, String)

Run all pending migrations in a directory. Returns the number of migrations applied.