tests/testthat/_snaps/read-parquet-4.md

In nanoparquet: Read and Write 'Parquet' Files

DECIMAL converted type

Code
  as.data.frame(read_parquet(tmp))
Output
      d
  1 100
Code
  as.data.frame(read_parquet_schema(tmp))[, -1]
Output
      name  r_type  type type_length repetition_type converted_type logical_type
  1 schema    <NA>  <NA>          NA            <NA>           <NA>             
  2      d integer INT32          NA        REQUIRED        DECIMAL             
    num_children scale precision field_id
  1            1    NA        NA       NA
  2           NA     2         5       NA
Code
  as.data.frame(read_parquet_schema(tmp))[["logical_type"]]
Output
  [[1]]
  NULL

  [[2]]
  NULL

Code
  as.data.frame(read_parquet(tmp))
Output
      d
  1 100
Code
  as.data.frame(read_parquet_schema(tmp))[, -1]
Output
      name  r_type  type type_length repetition_type converted_type logical_type
  1 schema    <NA>  <NA>          NA            <NA>           <NA>             
  2      d integer INT32          NA        REQUIRED        DECIMAL             
    num_children scale precision field_id
  1            1    NA        NA       NA
  2           NA     2         5       NA
Code
  as.data.frame(read_parquet_schema(tmp))[["logical_type"]]
Output
  [[1]]
  NULL

  [[2]]
  NULL

DECIMAL in BA dict

Code
  as.data.frame(read_parquet(pf))
Output
      l1   l2   l3   l4
  1  0.1  0.1  0.1  0.1
  2 -0.1 -0.1 -0.1 -0.1

nanoparquet documentation built on April 3, 2025, 11:26 p.m.