SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Literal \'deduplicate_blocks_in_dependent_materialized_views=0, insert_deduplication_token = no, results: test_mv_a and test_mv_c have all data, test_mv_b has data obly with max_partitions_per_insert_block=0\'
