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Skillintermediate
Supabase CLI
Interact with Supabase projects: queries and schema management. The script auto-loads `.env.supabase.*` files as needed.
Claude Code Knowledge Pack7/10/2026
Overview
Supabase CLI
Interact with Supabase projects: queries and schema management.
The script auto-loads .env.supabase.* files as needed.
Quick Commands
# SQL query (management API, returns results)
scripts/supabase.sh sql "SELECT * FROM users LIMIT 5"
# SQL file (management API)
scripts/supabase.sh sql-file ./migrations/001_init.sql
Commands Reference
sql - Run raw SQL via management API (returns results)
scripts/supabase.sh sql ""
# Examples
scripts/supabase.sh sql "SELECT COUNT(*) FROM users"
scripts/supabase.sh sql "CREATE TABLE items (id serial primary key, name text)"
scripts/supabase.sh sql "SELECT * FROM users WHERE created_at > '2024-01-01'"
scripts/supabase.sh sql "INSERT INTO users (name, email) VALUES ('Alice', 'alice@test.com')"
scripts/supabase.sh sql "UPDATE users SET status = 'inactive' WHERE id = '123'"
scripts/supabase.sh sql "DELETE FROM sessions WHERE expires_at < now()"
sql-file - Run raw SQL from a file via management API
scripts/supabase.sh sql-file <path>
# Example
scripts/supabase.sh sql-file ./migrations/001_init.sql
Common Operations via sql/sql-file
DDL (schema changes)
# Create table
scripts/supabase.sh sql "CREATE TABLE public.items (id uuid PRIMARY KEY DEFAULT gen_random_uuid(), name text NOT NULL);"
# Alter table
scripts/supabase.sh sql "ALTER TABLE public.items ADD COLUMN created_at timestamptz NOT NULL DEFAULT now();"
# Drop table
scripts/supabase.sh sql "DROP TABLE public.items;"
# Enable extension
scripts/supabase.sh sql "CREATE EXTENSION IF NOT EXISTS vector;"
Views
scripts/supabase.sh sql "CREATE OR REPLACE VIEW public.active_items AS SELECT * FROM public.items WHERE deleted_at IS NULL;"
Functions / RPC
scripts/supabase.sh sql \\"CREATE OR REPLACE FUNCTION public.ping() RETURNS text LANGUAGE sql AS $$ SELECT 'ok'::text; $$;\\"
scripts/supabase.sh sql \\"GRANT EXECUTE ON FUNCTION public.ping() TO authenticated;\\"
Triggers
scripts/supabase.sh sql \\"CREATE OR REPLACE FUNCTION public.set_updated_at() RETURNS trigger LANGUAGE plpgsql AS $$ BEGIN NEW.updated_at = now(); RETURN NEW; END; $$;\\"
scripts/supabase.sh sql \\"CREATE TRIGGER items_set_updated_at BEFORE UPDATE ON public.items FOR EACH ROW EXECUTE FUNCTION public.set_updated_at();\\"
RLS (Row Level Security)
# Enable RLS
scripts/supabase.sh sql "ALTER TABLE public.items ENABLE ROW LEVEL SECURITY;"
# Example policy (owners can read)
scripts/supabase.sh sql \\"CREATE POLICY \\\\\\"items_read_own\\\\\\" ON public.items FOR SELECT TO authenticated USING (owner_id = auth.uid());\\"
# Example policy (owners can write)
scripts/supabase.sh sql \\"CREATE POLICY \\\\\\"items_write_own\\\\\\" ON public.items FOR INSERT TO authenticated WITH CHECK (owner_id = auth.uid());\\"
Storage Buckets (metadata only; file upload uses Storage API)
# Create bucket
scripts/supabase.sh sql \\"INSERT INTO storage.buckets (id, name, public) VALUES ('payment-proofs', 'payment-proofs', false);\\"
# Toggle public
scripts/supabase.sh sql \\"UPDATE storage.buckets SET public = true WHERE id = 'payment-proofs';\\"
# Delete bucket metadata (does not delete files)
scripts/supabase.sh sql \\"DELETE FROM storage.buckets WHERE id = 'payment-proofs';\\"
Storage RLS Policies
# Enable RLS (if not already enabled)
scripts/supabase.sh sql "ALTER TABLE storage.objects ENABLE ROW LEVEL SECURITY;"
# Allow authenticated users to read from a specific bucket
scripts/supabase.sh sql \\"CREATE POLICY \\\\\\"read_payment_proofs\\\\\\" ON storage.objects FOR SELECT TO authenticated USING (bucket_id = 'payment-proofs');\\"
# Allow authenticated users to upload to a specific bucket
scripts/supabase.sh sql \\"CREATE POLICY \\\\\\"write_payment_proofs\\\\\\" ON storage.objects FOR INSERT TO authenticated WITH CHECK (bucket_id = 'payment-proofs');\\"
Introspection / Debugging
# List public tables
scripts/supabase.sh sql \\"SELECT table_name FROM information_schema.tables WHERE table_schema = 'public' ORDER BY table_name;\\"
# List columns for a table
scripts/supabase.sh sql \\"SELECT column_name, data_type, is_nullable, column_default FROM information_schema.columns WHERE table_schema = 'public' AND table_name = 'items' ORDER BY ordinal_position;\\"
# Show policies
scripts/supabase.sh sql \\"SELECT schemaname, tablename, policyname, roles, cmd, qual, with_check FROM pg_policies ORDER BY schemaname, tablename, policyname;\\"
Notes
sql/sql-filerun with management API privileges; treat like admin access