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github.com/apache/arrow
/ num_columns
Method
num_columns
cpp/src/parquet/metadata.cc:701–701 ·
view source on GitHub ↗
Source
from the content-addressed store, hash-verified
699
}
700
701
int RowGroupMetaData::num_columns() const { return impl_->num_columns(); }
702
703
int64_t RowGroupMetaData::num_rows() const { return impl_->num_rows(); }
704
Callers
15
gparquet_row_group_metadata_get_n_columns
Function · 0.45
gparquet_file_metadata_get_n_columns
Function · 0.45
gparquet_arrow_file_reader_read_row_group
Function · 0.45
gparquet_arrow_file_reader_read_column_data
Function · 0.45
garrow_record_batch_get_column_data
Function · 0.45
garrow_record_batch_get_column_name
Function · 0.45
garrow_record_batch_get_n_columns
Function · 0.45
garrow_table_get_column_data
Function · 0.45
garrow_table_get_n_columns
Function · 0.45
CheckRowGroupMetadata
Function · 0.45
TEST_F
Function · 0.45
OpenExampleFile
Method · 0.45
Calls
no outgoing calls
Tested by
15
CheckRowGroupMetadata
Function · 0.36
TEST_F
Function · 0.36
OpenExampleFile
Method · 0.36
TEST_P
Function · 0.36
TEST
Function · 0.36
ReadSizeStatistics
Method · 0.36
ReadData
Method · 0.36
TEST
Function · 0.36
TestReadTypedColumnIndex
Function · 0.36
TEST_F
Function · 0.36
TEST_F
Function · 0.36
TEST
Function · 0.36