Method

ParquetFileMetadataget_n_columns

Declaration [src] 

gint
gparquet_file_metadata_get_n_columns (
  GParquetFileMetadata* metadata
)

Description

No description available.
Available since:8.0.0

Return value

Returns: gint
 

The number of top-level columns in the schema.

Parquet thrift definition requires that nested schema elements are flattened. This method returns the number of columns in the un-flattened version.