sqldb: introduce replace for the BIGINT type alias

sqldb/postgres.go

@@ -89,7 +89,7 @@ func NewPostgresStore(cfg *PostgresConfig) (*PostgresStore, error) {
 		// system.
 		//
 		// First, we'll need to open up a new migration instance for
-		// our current target database: sqlite.
+		// our current target database: Postgres.
 		driver, err := postgres_migrate.WithInstance(
 			rawDB, &postgres_migrate.Config{},
 		)
@@ -100,6 +100,7 @@ func NewPostgresStore(cfg *PostgresConfig) (*PostgresStore, error) {
 		postgresFS := newReplacerFS(sqlSchemas, map[string]string{
 			"BLOB":                "BYTEA",
 			"INTEGER PRIMARY KEY": "SERIAL PRIMARY KEY",
+			"BIGINT PRIMARY KEY":  "BIGSERIAL PRIMARY KEY",
 			"TIMESTAMP":           "TIMESTAMP WITHOUT TIME ZONE",
 		})