Drop procedure (w/o behavior)

BigQueryDb2 (LUW)MariaDBMySQLOracle DBPostgreSQLSQL ServerSQLite20052007200920112013201520172019202120232017 - 202211 - 1718c - 23.95.0 - 9.3.05.1 - 12.0.211.1 - 12.1.22.0