# Check that data from mixed format partitions can be read
# transparently. Compute sum in order to force deserialisation
select count(*), sum(int_col) from alltypesmixedformat
---- TYPES
bigint, bigint
---- RESULTS
900,4050
====
# Restrict set of partitions (still multi-format)
select count(*), sum(int_col) from alltypesmixedformat where month = 1 or month = 3
---- TYPES
bigint, bigint
---- RESULTS
620,2790
====
# Read single partition alone
select count(*), sum(int_col) from alltypesmixedformat where month = 2
---- TYPES
bigint, bigint
---- RESULTS
280,1260
====