routewatch/internal/database/schema.sql
sneak 6f0f217379 Add additional database indexes for better query performance
- Add covering index for SELECT id queries (avoids table lookups)
- Add stats index for COUNT queries on live_routes
- Add index on asns.number for ASN lookups
- Add index on bgp_peers.peer_ip for peer lookups

These indexes should further reduce query times, especially:
- The covering index includes the id column, eliminating the need
  to access the table after index lookup
- The stats index helps with COUNT(*) queries
- The asns.number index speeds up ASN lookups in transactions
2025-07-27 22:39:31 +02:00

116 lines
3.8 KiB
SQL

CREATE TABLE IF NOT EXISTS asns (
id TEXT PRIMARY KEY,
number INTEGER UNIQUE NOT NULL,
first_seen DATETIME NOT NULL,
last_seen DATETIME NOT NULL
);
CREATE TABLE IF NOT EXISTS prefixes (
id TEXT PRIMARY KEY,
prefix TEXT UNIQUE NOT NULL,
ip_version INTEGER NOT NULL, -- 4 for IPv4, 6 for IPv6
first_seen DATETIME NOT NULL,
last_seen DATETIME NOT NULL
);
CREATE TABLE IF NOT EXISTS announcements (
id TEXT PRIMARY KEY,
prefix_id TEXT NOT NULL,
asn_id TEXT NOT NULL,
origin_asn_id TEXT NOT NULL,
path TEXT NOT NULL,
next_hop TEXT,
timestamp DATETIME NOT NULL,
is_withdrawal BOOLEAN NOT NULL DEFAULT 0,
FOREIGN KEY (prefix_id) REFERENCES prefixes(id),
FOREIGN KEY (asn_id) REFERENCES asns(id),
FOREIGN KEY (origin_asn_id) REFERENCES asns(id)
);
CREATE TABLE IF NOT EXISTS asn_peerings (
id TEXT PRIMARY KEY,
from_asn_id TEXT NOT NULL,
to_asn_id TEXT NOT NULL,
first_seen DATETIME NOT NULL,
last_seen DATETIME NOT NULL,
FOREIGN KEY (from_asn_id) REFERENCES asns(id),
FOREIGN KEY (to_asn_id) REFERENCES asns(id),
UNIQUE(from_asn_id, to_asn_id)
);
-- BGP peers that send us messages
CREATE TABLE IF NOT EXISTS bgp_peers (
id TEXT PRIMARY KEY,
peer_ip TEXT UNIQUE NOT NULL,
peer_asn INTEGER NOT NULL,
first_seen DATETIME NOT NULL,
last_seen DATETIME NOT NULL,
last_message_type TEXT
);
-- Live routing table: current state of announced routes
CREATE TABLE IF NOT EXISTS live_routes (
id TEXT PRIMARY KEY,
prefix_id TEXT NOT NULL,
origin_asn_id TEXT NOT NULL,
peer_asn INTEGER NOT NULL,
next_hop TEXT,
announced_at DATETIME NOT NULL,
withdrawn_at DATETIME,
FOREIGN KEY (prefix_id) REFERENCES prefixes(id),
FOREIGN KEY (origin_asn_id) REFERENCES asns(id),
UNIQUE(prefix_id, origin_asn_id, peer_asn)
);
CREATE INDEX IF NOT EXISTS idx_prefixes_ip_version ON prefixes(ip_version);
CREATE INDEX IF NOT EXISTS idx_prefixes_version_prefix ON prefixes(ip_version, prefix);
CREATE INDEX IF NOT EXISTS idx_announcements_timestamp ON announcements(timestamp);
CREATE INDEX IF NOT EXISTS idx_announcements_prefix_id ON announcements(prefix_id);
CREATE INDEX IF NOT EXISTS idx_announcements_asn_id ON announcements(asn_id);
CREATE INDEX IF NOT EXISTS idx_asn_peerings_from_asn ON asn_peerings(from_asn_id);
CREATE INDEX IF NOT EXISTS idx_asn_peerings_to_asn ON asn_peerings(to_asn_id);
CREATE INDEX IF NOT EXISTS idx_asn_peerings_lookup ON asn_peerings(from_asn_id, to_asn_id);
-- Indexes for live routes table
CREATE INDEX IF NOT EXISTS idx_live_routes_active
ON live_routes(prefix_id, origin_asn_id)
WHERE withdrawn_at IS NULL;
CREATE INDEX IF NOT EXISTS idx_live_routes_origin
ON live_routes(origin_asn_id)
WHERE withdrawn_at IS NULL;
CREATE INDEX IF NOT EXISTS idx_live_routes_prefix
ON live_routes(prefix_id)
WHERE withdrawn_at IS NULL;
-- Critical index for the most common query pattern
CREATE INDEX IF NOT EXISTS idx_live_routes_lookup
ON live_routes(prefix_id, origin_asn_id, peer_asn)
WHERE withdrawn_at IS NULL;
-- Index for withdrawal updates by prefix and peer
CREATE INDEX IF NOT EXISTS idx_live_routes_withdraw
ON live_routes(prefix_id, peer_asn)
WHERE withdrawn_at IS NULL;
-- Covering index for SELECT id queries (includes id in index)
CREATE INDEX IF NOT EXISTS idx_live_routes_covering
ON live_routes(prefix_id, origin_asn_id, peer_asn, id)
WHERE withdrawn_at IS NULL;
-- Index for stats queries
CREATE INDEX IF NOT EXISTS idx_live_routes_stats
ON live_routes(withdrawn_at)
WHERE withdrawn_at IS NULL;
-- Additional indexes for prefixes table
CREATE INDEX IF NOT EXISTS idx_prefixes_prefix ON prefixes(prefix);
-- Indexes for asns table
CREATE INDEX IF NOT EXISTS idx_asns_number ON asns(number);
-- Indexes for bgp_peers table
CREATE INDEX IF NOT EXISTS idx_bgp_peers_asn ON bgp_peers(peer_asn);
CREATE INDEX IF NOT EXISTS idx_bgp_peers_last_seen ON bgp_peers(last_seen);
CREATE INDEX IF NOT EXISTS idx_bgp_peers_ip ON bgp_peers(peer_ip);