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myeasycms-v2/.claude/skills/postgres-expert/examples.md
Giancarlo Buomprisco cfa137795b refactor: consolidate AGENTS.md and CLAUDE.md files, update tech stac… (#444)
* refactor: consolidate AGENTS.md and CLAUDE.md files, update tech stack and architecture details

- Merged content from CLAUDE.md into AGENTS.md for better organization.
- Updated tech stack section to reflect the current technologies used, including Next.js, Supabase, and Tailwind CSS.
- Enhanced monorepo structure documentation with detailed directory purposes.
- Streamlined multi-tenant architecture explanation and essential commands.
- Added key patterns for naming conventions and server actions.
- Removed outdated agent files related to Playwright and PostgreSQL, ensuring a cleaner codebase.
- Bumped version to 2.23.7 to reflect changes.
2026-01-18 10:44:40 +01:00

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Markdown

# Makerkit Database Examples
Real examples from the codebase.
## Accounts Schema
Location: `apps/web/supabase/schemas/03-accounts.sql`
```sql
create table if not exists public.accounts (
id uuid unique not null default extensions.uuid_generate_v4(),
primary_owner_user_id uuid references auth.users on delete cascade not null,
name varchar(255) not null,
slug varchar(255) unique,
is_personal_account boolean not null default false,
picture_url varchar(1000),
created_at timestamp with time zone default now(),
updated_at timestamp with time zone default now(),
primary key (id)
);
alter table "public"."accounts" enable row level security;
```
## Account Memberships
Location: `apps/web/supabase/schemas/04-accounts-memberships.sql`
```sql
create table if not exists public.accounts_memberships (
account_id uuid references public.accounts(id) on delete cascade not null,
user_id uuid references auth.users(id) on delete cascade not null,
account_role varchar(50) not null,
created_at timestamp with time zone default now(),
updated_at timestamp with time zone default now(),
created_by uuid references auth.users(id),
updated_by uuid references auth.users(id),
primary key (account_id, user_id)
);
-- RLS policies using helper functions
create policy accounts_memberships_select on public.accounts_memberships
for select to authenticated using (
user_id = (select auth.uid())
or public.has_role_on_account(account_id)
);
```
## Subscriptions
Location: `apps/web/supabase/schemas/11-subscriptions.sql`
```sql
create table if not exists public.subscriptions (
id varchar(255) not null,
account_id uuid not null references public.accounts(id) on delete cascade,
billing_customer_id varchar(255) not null,
status public.subscription_status not null,
currency varchar(10) not null,
cancel_at_period_end boolean not null default false,
period_starts_at timestamp with time zone,
period_ends_at timestamp with time zone,
trial_starts_at timestamp with time zone,
trial_ends_at timestamp with time zone,
created_at timestamp with time zone not null default now(),
updated_at timestamp with time zone not null default now(),
primary key (id)
);
```
## Notifications
Location: `apps/web/supabase/schemas/12-notifications.sql`
```sql
create table if not exists public.notifications (
id uuid primary key default extensions.uuid_generate_v4(),
account_id uuid references public.accounts(id) on delete cascade not null,
type public.notification_type not null,
body jsonb not null default '{}',
dismissed boolean not null default false,
link text,
created_at timestamptz default now() not null
);
-- Only account members can see notifications
create policy read_notifications on public.notifications
for select to authenticated using (
public.has_role_on_account(account_id)
);
```
## Storage Bucket
Location: `apps/web/supabase/schemas/16-storage.sql`
```sql
insert into storage.buckets (id, name, public)
values ('account_image', 'account_image', true)
on conflict (id) do nothing;
create policy account_image on storage.objects for all using (
bucket_id = 'account_image'
and (
kit.get_storage_filename_as_uuid(name) = auth.uid()
or public.has_role_on_account(kit.get_storage_filename_as_uuid(name))
)
)
with check (
bucket_id = 'account_image'
and (
kit.get_storage_filename_as_uuid(name) = auth.uid()
or public.has_permission(
auth.uid(),
kit.get_storage_filename_as_uuid(name),
'settings.manage'
)
)
);
```
## Enum Types
```sql
-- Subscription status
create type public.subscription_status as enum (
'active',
'trialing',
'past_due',
'canceled',
'unpaid',
'incomplete',
'incomplete_expired',
'paused'
);
-- App permissions
create type public.app_permissions as enum (
'settings.manage',
'billing.manage',
'members.manage',
'invitations.manage'
);
```