Reduce Supabase disk IO
This commit is contained in:
2569718930@qq.com
@@ -0,0 +1,98 @@
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-- Supabase Disk IO diagnostics for PolyWeather.
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-- Run sections independently if your project does not expose every stats view.
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-- 1) Tables with high sequential scan pressure.
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select
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schemaname,
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relname,
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seq_scan,
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seq_tup_read,
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idx_scan,
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n_tup_ins,
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n_tup_upd,
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n_tup_del,
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n_dead_tup
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from pg_stat_user_tables
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where schemaname = 'public'
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order by seq_tup_read desc
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limit 30;
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-- 2) Largest public tables and indexes.
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select
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relname,
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pg_size_pretty(pg_total_relation_size(relid)) as total_size,
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pg_size_pretty(pg_relation_size(relid)) as table_size,
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pg_size_pretty(pg_indexes_size(relid)) as index_size
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from pg_catalog.pg_statio_user_tables
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where schemaname = 'public'
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order by pg_total_relation_size(relid) desc
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limit 30;
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-- 3) Slow/high-read statements, if pg_stat_statements is available.
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select
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calls,
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round(total_exec_time::numeric, 2) as total_exec_ms,
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round(mean_exec_time::numeric, 2) as mean_exec_ms,
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rows,
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shared_blks_read,
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shared_blks_hit,
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temp_blks_read,
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temp_blks_written,
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left(query, 500) as query_sample
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from pg_stat_statements
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order by shared_blks_read desc, total_exec_time desc
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limit 30;
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-- 4) Dead tuple pressure that can trigger heavier autovacuum work.
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select
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schemaname,
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relname,
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n_live_tup,
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n_dead_tup,
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last_vacuum,
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last_autovacuum,
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last_analyze,
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last_autoanalyze
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from pg_stat_user_tables
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where schemaname = 'public'
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order by n_dead_tup desc
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limit 30;
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-- 5) Indexes that still read the most disk blocks.
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select
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s.schemaname,
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s.relname,
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s.indexrelname,
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s.idx_scan,
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s.idx_tup_read,
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s.idx_tup_fetch,
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io.idx_blks_read,
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io.idx_blks_hit,
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pg_size_pretty(pg_relation_size(s.indexrelid)) as index_size
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from pg_stat_user_indexes s
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join pg_statio_user_indexes io
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on io.indexrelid = s.indexrelid
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where s.schemaname = 'public'
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order by io.idx_blks_read desc, s.idx_scan desc
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limit 50;
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-- 6) Large non-unique indexes with no recorded scans since stats reset.
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-- Treat this as a candidate list only; confirm with production traffic history
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-- before dropping anything.
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select
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s.schemaname,
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s.relname,
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s.indexrelname,
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s.idx_scan,
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pg_size_pretty(pg_relation_size(s.indexrelid)) as index_size,
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i.indisunique,
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i.indisprimary
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from pg_stat_user_indexes s
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join pg_index i
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on i.indexrelid = s.indexrelid
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where s.schemaname = 'public'
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and s.idx_scan = 0
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and not i.indisprimary
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and not i.indisunique
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order by pg_relation_size(s.indexrelid) desc
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limit 30;
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@@ -0,0 +1,89 @@
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-- PolyWeather Supabase Disk IO mitigation indexes.
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-- Run this in the Supabase SQL Editor for an existing production project.
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drop index if exists public.idx_subscriptions_user_status_expiry;
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create index if not exists idx_subscriptions_user_status_expiry
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on public.subscriptions(user_id, expires_at desc)
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include (id, starts_at, plan_code, source)
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where status = 'active';
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drop index if exists public.idx_profiles_email;
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create index if not exists idx_profiles_email
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on public.profiles(email)
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include (id);
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drop index if exists public.idx_profiles_id_lookup;
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create index if not exists idx_profiles_id_lookup
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on public.profiles(id)
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include (email, created_at);
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drop index if exists public.idx_subscriptions_status_expiry;
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create index if not exists idx_subscriptions_status_expiry
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on public.subscriptions(expires_at asc)
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include (user_id, starts_at, plan_code)
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where status = 'active';
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drop index if exists public.idx_subscriptions_user_created;
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create index if not exists idx_subscriptions_user_created
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on public.subscriptions(user_id, created_at desc)
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include (id, status, plan_code, source, starts_at, expires_at, updated_at);
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drop index if exists public.idx_payments_created_at;
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create index if not exists idx_payments_created_at
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on public.payments(created_at desc)
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include (id, user_id, amount, currency, chain, tx_hash, status);
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drop index if exists public.idx_user_wallets_user_chain;
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create index if not exists idx_user_wallets_user_chain
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on public.user_wallets(user_id, chain_id, is_primary desc, verified_at desc)
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include (id, address)
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where status = 'active';
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drop index if exists public.idx_user_wallets_chain_address_owner;
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create index if not exists idx_user_wallets_chain_address_owner
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on public.user_wallets(chain_id, address)
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include (user_id, status);
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drop index if exists public.idx_wallet_link_challenges_lookup;
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drop index if exists public.idx_payment_intents_user_status;
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drop index if exists public.idx_payment_intents_status_updated;
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create index if not exists idx_payment_intents_status_updated
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on public.payment_intents(status, updated_at desc)
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include (user_id)
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where status in ('submitted', 'confirmed');
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create index if not exists idx_payment_intents_user_status_updated
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on public.payment_intents(user_id, status, updated_at desc);
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drop index if exists public.idx_payment_intents_submitted_tx_updated;
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create index if not exists idx_payment_intents_submitted_tx_updated
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on public.payment_intents(updated_at asc)
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include (id, user_id, tx_hash, chain_id)
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where status = 'submitted' and tx_hash is not null;
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create index if not exists idx_payment_intents_user_created
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on public.payment_intents(user_id, created_at desc);
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drop index if exists public.idx_payment_intents_tx_hash;
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create index if not exists idx_payment_intents_tx_hash
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on public.payment_intents(tx_hash)
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include (id, user_id)
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where tx_hash is not null;
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create index if not exists idx_payment_transactions_intent
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on public.payment_transactions(intent_id, created_at desc);
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drop index if exists public.idx_payment_transactions_tx_hash_intent;
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create index if not exists idx_payment_transactions_tx_hash_intent
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on public.payment_transactions(tx_hash)
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include (intent_id);
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analyze public.subscriptions;
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analyze public.profiles;
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analyze public.payments;
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analyze public.user_wallets;
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analyze public.wallet_link_challenges;
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analyze public.payment_intents;
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analyze public.payment_transactions;
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@@ -12,6 +12,14 @@ create table if not exists public.profiles (
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updated_at timestamptz not null default now()
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);
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create index if not exists idx_profiles_email
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on public.profiles(email)
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include (id);
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create index if not exists idx_profiles_id_lookup
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on public.profiles(id)
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include (email, created_at);
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create table if not exists public.subscriptions (
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id bigserial primary key,
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user_id uuid not null references auth.users(id) on delete cascade,
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@@ -25,7 +33,18 @@ create table if not exists public.subscriptions (
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);
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create index if not exists idx_subscriptions_user_status_expiry
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on public.subscriptions(user_id, status, expires_at desc);
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on public.subscriptions(user_id, expires_at desc)
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include (id, starts_at, plan_code, source)
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where status = 'active';
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create index if not exists idx_subscriptions_status_expiry
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on public.subscriptions(expires_at asc)
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include (user_id, starts_at, plan_code)
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where status = 'active';
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create index if not exists idx_subscriptions_user_created
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on public.subscriptions(user_id, created_at desc)
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include (id, status, plan_code, source, starts_at, expires_at, updated_at);
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create table if not exists public.payments (
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id bigserial primary key,
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@@ -40,6 +59,10 @@ create table if not exists public.payments (
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updated_at timestamptz not null default now()
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);
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create index if not exists idx_payments_created_at
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on public.payments(created_at desc)
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include (id, user_id, amount, currency, chain, tx_hash, status);
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create table if not exists public.entitlement_events (
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id bigserial primary key,
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user_id uuid not null references auth.users(id) on delete cascade,
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@@ -65,7 +88,13 @@ create table if not exists public.user_wallets (
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);
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create index if not exists idx_user_wallets_user_chain
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on public.user_wallets(user_id, chain_id, status, is_primary desc, verified_at desc);
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on public.user_wallets(user_id, chain_id, is_primary desc, verified_at desc)
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include (id, address)
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where status = 'active';
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create index if not exists idx_user_wallets_chain_address_owner
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on public.user_wallets(chain_id, address)
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include (user_id, status);
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create table if not exists public.wallet_link_challenges (
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id bigserial primary key,
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@@ -79,9 +108,6 @@ create table if not exists public.wallet_link_challenges (
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created_at timestamptz not null default now()
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);
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create index if not exists idx_wallet_link_challenges_lookup
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on public.wallet_link_challenges(user_id, chain_id, address, nonce, created_at desc);
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create table if not exists public.payment_intents (
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id uuid primary key default gen_random_uuid(),
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user_id uuid not null references auth.users(id) on delete cascade,
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@@ -103,11 +129,26 @@ create table if not exists public.payment_intents (
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updated_at timestamptz not null default now()
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);
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create index if not exists idx_payment_intents_user_status
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on public.payment_intents(user_id, status, created_at desc);
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create index if not exists idx_payment_intents_status_updated
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on public.payment_intents(status, updated_at desc)
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include (user_id)
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where status in ('submitted', 'confirmed');
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create index if not exists idx_payment_intents_user_status_updated
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on public.payment_intents(user_id, status, updated_at desc);
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create index if not exists idx_payment_intents_submitted_tx_updated
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on public.payment_intents(updated_at asc)
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include (id, user_id, tx_hash, chain_id)
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where status = 'submitted' and tx_hash is not null;
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create index if not exists idx_payment_intents_user_created
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on public.payment_intents(user_id, created_at desc);
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create index if not exists idx_payment_intents_tx_hash
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on public.payment_intents(tx_hash);
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on public.payment_intents(tx_hash)
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include (id, user_id)
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where tx_hash is not null;
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create table if not exists public.payment_transactions (
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id bigserial primary key,
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@@ -128,6 +169,10 @@ create table if not exists public.payment_transactions (
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create index if not exists idx_payment_transactions_intent
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on public.payment_transactions(intent_id, created_at desc);
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create index if not exists idx_payment_transactions_tx_hash_intent
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on public.payment_transactions(tx_hash)
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include (intent_id);
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create or replace function public.sync_profile_from_auth()
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returns trigger
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language plpgsql
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