1000 0 1 1 CREATE TABLE variant_squash_performance ( v Variant(Tuple(v1 Array(UInt64)), Tuple(v2 Array(UInt64)), Tuple(v3 Array(UInt64)), Tuple(v4 Array(UInt64)), Tuple(v5 Array(UInt64))) ) ENGINE = Null; CREATE TABLE src_variant_squash_performance ( v Variant(Tuple(v1 Array(UInt64)), Tuple(v2 Array(UInt64)), Tuple(v3 Array(UInt64)), Tuple(v4 Array(UInt64)), Tuple(v5 Array(UInt64))) ) ENGINE = Memory; INSERT INTO variant_squash_performance SELECT * FROM src_variant_squash_performance DROP TABLE IF EXISTS variant_squash_performance DROP TABLE IF EXISTS src_variant_squash_performance