Class: CreateDuctworkAvailabilities

Inherits:
Ductwork::Migration show all
Defined in:
lib/generators/ductwork/install/templates/db/create_ductwork_availabilities.rb

Instance Method Summary collapse

Methods included from Ductwork::MigrationHelper

#belongs_to, #create_ductwork_table, #mysql?, #postgresql?, #uuid_column_type

Instance Method Details

#change ⇒ Object 



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# File 'lib/generators/ductwork/install/templates/db/create_ductwork_availabilities.rb', line 4

def change
  create_ductwork_table :ductwork_availabilities do |table|
    belongs_to(
      table,
      :execution,
      index: false,
      null: false,
      foreign_key: { to_table: :ductwork_executions }
    )
    belongs_to(
      table,
      :process,
      index: true,
      null: true,
      foreign_key: { to_table: :ductwork_processes }
    )
    table.timestamp :started_at, null: false
    table.timestamp :completed_at
    table.string :pipeline_klass, null: false
    table.timestamps null: false
  end

  add_index :ductwork_availabilities, :execution_id, unique: true
  add_index :ductwork_availabilities, %i[id process_id]

  if mysql?
    add_index :ductwork_availabilities,
              %i[pipeline_klass completed_at started_at],
              name: "index_ductwork_availabilities_on_claim_latest"
  else
    add_index :ductwork_availabilities,
              %i[pipeline_klass started_at],
              name: "index_ductwork_availabilities_on_claim_latest",
              where: "completed_at IS NULL"
  end
end