feat(membership-fees): add database schema and Ash domain structure
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14 changed files with 1405 additions and 7 deletions
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defmodule Mv.Repo.Migrations.AddMembershipFeesTables do
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@moduledoc """
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Updates resources based on their most recent snapshots.
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This file was autogenerated with `mix ash_postgres.generate_migrations`
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"""
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use Ecto.Migration
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def up do
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create table(:membership_fee_types, primary_key: false) do
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add :id, :uuid, null: false, default: fragment("uuid_generate_v7()"), primary_key: true
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add :name, :text, null: false
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add :amount, :decimal, null: false
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add :interval, :text, null: false
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add :description, :text
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end
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create unique_index(:membership_fee_types, [:name],
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name: "membership_fee_types_unique_name_index"
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)
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create table(:membership_fee_cycles, primary_key: false) do
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add :id, :uuid, null: false, default: fragment("uuid_generate_v7()"), primary_key: true
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add :cycle_start, :date, null: false
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add :amount, :decimal, null: false
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add :status, :text, null: false, default: "unpaid"
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add :notes, :text
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# CASCADE: Delete cycles when member is deleted
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add :member_id,
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references(:members,
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column: :id,
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name: "membership_fee_cycles_member_id_fkey",
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type: :uuid,
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prefix: "public",
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on_delete: :delete_all
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),
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null: false
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# RESTRICT: Cannot delete fee type if cycles reference it
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add :membership_fee_type_id,
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references(:membership_fee_types,
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column: :id,
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name: "membership_fee_cycles_membership_fee_type_id_fkey",
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type: :uuid,
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prefix: "public",
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on_delete: :restrict
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),
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null: false
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end
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# Indexes as specified in architecture document
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create index(:membership_fee_cycles, [:member_id])
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create index(:membership_fee_cycles, [:membership_fee_type_id])
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create index(:membership_fee_cycles, [:status])
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create index(:membership_fee_cycles, [:cycle_start])
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# Composite unique index: one cycle per member per cycle_start
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create unique_index(:membership_fee_cycles, [:member_id, :cycle_start],
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name: "membership_fee_cycles_unique_cycle_per_member_index"
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)
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# Extend members table with membership fee fields
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alter table(:members) do
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add :membership_fee_start_date, :date
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# RESTRICT: Cannot delete fee type if members are assigned to it
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add :membership_fee_type_id,
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references(:membership_fee_types,
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column: :id,
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name: "members_membership_fee_type_id_fkey",
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type: :uuid,
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prefix: "public",
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on_delete: :restrict
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)
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end
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# Index for efficient lookup of members by fee type
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create index(:members, [:membership_fee_type_id])
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end
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def down do
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# First: Remove members extension (depends on membership_fee_types)
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drop_if_exists index(:members, [:membership_fee_type_id])
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drop constraint(:members, "members_membership_fee_type_id_fkey")
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alter table(:members) do
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remove :membership_fee_type_id
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remove :membership_fee_start_date
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end
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# Second: Drop cycles table (depends on membership_fee_types)
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drop_if_exists unique_index(:membership_fee_cycles, [:member_id, :cycle_start],
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name: "membership_fee_cycles_unique_cycle_per_member_index"
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)
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drop_if_exists index(:membership_fee_cycles, [:cycle_start])
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drop_if_exists index(:membership_fee_cycles, [:status])
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drop_if_exists index(:membership_fee_cycles, [:membership_fee_type_id])
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drop_if_exists index(:membership_fee_cycles, [:member_id])
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drop constraint(:membership_fee_cycles, "membership_fee_cycles_member_id_fkey")
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drop constraint(:membership_fee_cycles, "membership_fee_cycles_membership_fee_type_id_fkey")
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drop table(:membership_fee_cycles)
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# Third: Drop fee types table
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drop_if_exists unique_index(:membership_fee_types, [:name],
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name: "membership_fee_types_unique_name_index"
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)
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drop table(:membership_fee_types)
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end
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end
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@ -0,0 +1,160 @@
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{
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"attributes": [
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{
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"allow_nil?": false,
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"default": "fragment(\"uuid_generate_v7()\")",
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"generated?": false,
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"precision": null,
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"primary_key?": true,
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"references": null,
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"scale": null,
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"size": null,
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"source": "id",
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"type": "uuid"
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},
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{
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"allow_nil?": false,
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"default": "nil",
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"generated?": false,
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"precision": null,
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"primary_key?": false,
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"references": null,
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"scale": null,
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"size": null,
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"source": "cycle_start",
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"type": "date"
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},
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{
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"allow_nil?": false,
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"default": "nil",
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"generated?": false,
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"precision": null,
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"primary_key?": false,
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"references": null,
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"scale": null,
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"size": null,
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"source": "amount",
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"type": "decimal"
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},
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{
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"allow_nil?": false,
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"default": "\"unpaid\"",
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"generated?": false,
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"precision": null,
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"primary_key?": false,
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"references": null,
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"scale": null,
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"size": null,
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"source": "status",
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"type": "text"
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},
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{
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"allow_nil?": true,
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"default": "nil",
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"generated?": false,
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"precision": null,
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"primary_key?": false,
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"references": null,
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"scale": null,
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"size": null,
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"source": "notes",
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"type": "text"
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},
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{
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"allow_nil?": false,
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"default": "nil",
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"generated?": false,
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"precision": null,
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"primary_key?": false,
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"references": {
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"deferrable": false,
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"destination_attribute": "id",
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"destination_attribute_default": null,
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"destination_attribute_generated": null,
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"index?": false,
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"match_type": null,
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"match_with": null,
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"multitenancy": {
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"attribute": null,
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"global": null,
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"strategy": null
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},
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"name": "membership_fee_cycles_member_id_fkey",
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"on_delete": null,
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"on_update": null,
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"primary_key?": true,
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"schema": "public",
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"table": "members"
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},
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"scale": null,
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"size": null,
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"source": "member_id",
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"type": "uuid"
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},
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{
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"allow_nil?": false,
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"default": "nil",
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"generated?": false,
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"precision": null,
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"primary_key?": false,
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"references": {
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"deferrable": false,
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"destination_attribute": "id",
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"destination_attribute_default": null,
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"destination_attribute_generated": null,
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"index?": false,
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"match_type": null,
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"match_with": null,
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"multitenancy": {
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"attribute": null,
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"global": null,
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"strategy": null
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},
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"name": "membership_fee_cycles_membership_fee_type_id_fkey",
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"on_delete": null,
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"on_update": null,
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"primary_key?": true,
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"schema": "public",
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"table": "membership_fee_types"
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},
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"scale": null,
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"size": null,
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"source": "membership_fee_type_id",
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"type": "uuid"
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}
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],
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"base_filter": null,
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"check_constraints": [],
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"custom_indexes": [],
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"custom_statements": [],
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"has_create_action": true,
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"hash": "43EA9EA365C09D423249AC4B6757A9AC07788C6C1E4BC7C50F8EF2CE01DE5684",
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"identities": [
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{
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"all_tenants?": false,
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"base_filter": null,
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"index_name": "membership_fee_cycles_unique_cycle_per_member_index",
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"keys": [
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{
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"type": "atom",
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"value": "member_id"
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},
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{
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"type": "atom",
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"value": "cycle_start"
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}
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],
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"name": "unique_cycle_per_member",
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"nils_distinct?": true,
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"where": null
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}
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],
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"multitenancy": {
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"attribute": null,
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"global": null,
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"strategy": null
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},
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"repo": "Elixir.Mv.Repo",
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"schema": null,
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"table": "membership_fee_cycles"
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}
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@ -0,0 +1,94 @@
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{
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"attributes": [
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{
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"allow_nil?": false,
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"default": "fragment(\"uuid_generate_v7()\")",
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"generated?": false,
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"precision": null,
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"primary_key?": true,
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"references": null,
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"scale": null,
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"size": null,
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"source": "id",
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"type": "uuid"
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},
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{
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"allow_nil?": false,
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"default": "nil",
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"generated?": false,
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"precision": null,
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"primary_key?": false,
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"references": null,
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"scale": null,
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"size": null,
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"source": "name",
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"type": "text"
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},
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{
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"allow_nil?": false,
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"default": "nil",
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"generated?": false,
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"precision": null,
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"primary_key?": false,
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"references": null,
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"scale": null,
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"size": null,
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"source": "amount",
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"type": "decimal"
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},
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{
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"allow_nil?": false,
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"default": "nil",
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"generated?": false,
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"precision": null,
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"primary_key?": false,
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"references": null,
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"scale": null,
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"size": null,
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"source": "interval",
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"type": "text"
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},
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{
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"allow_nil?": true,
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"default": "nil",
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"generated?": false,
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"precision": null,
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"primary_key?": false,
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"references": null,
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"scale": null,
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"size": null,
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"source": "description",
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"type": "text"
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}
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],
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"base_filter": null,
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"check_constraints": [],
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"custom_indexes": [],
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"custom_statements": [],
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"has_create_action": true,
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"hash": "E93A7A1EE90E5CEAC98CEA57C99C6330465716248642D5E2949EF578DE514E99",
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"identities": [
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{
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"all_tenants?": false,
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"base_filter": null,
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"index_name": "membership_fee_types_unique_name_index",
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"keys": [
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{
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"type": "atom",
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"value": "name"
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}
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],
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"name": "unique_name",
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"nils_distinct?": true,
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"where": null
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}
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],
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"multitenancy": {
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"attribute": null,
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"global": null,
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"strategy": null
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},
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"repo": "Elixir.Mv.Repo",
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"schema": null,
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"table": "membership_fee_types"
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}
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