-- Tags: no-fasttest, no-parallel insert into table function file('data.avro', 'Parquet', 'x UInt64') select * from numbers(10); insert into table function file('data.avro', 'Parquet', 'x UInt64') select * from numbers(10); -- { serverError CANNOT_APPEND_TO_FILE } insert into table function file('data.avro', 'Parquet', 'x UInt64') select * from numbers(10); -- { serverError CANNOT_APPEND_TO_FILE } select 'OK';