| Parameter | Type | Description | Example |
|---|---|---|---|
| object | ColumnStatisticsObj | ||
| ColumnName | string | The name of the field. | col1 |
| ColumnType | string | Field type, including array bigint binary boolean char date decimal double float int interval map set smallint string struct timestamp tinyint union varchar | int |
| ColumnStatisticsData | object | The statistics on the field. | |
| StatisticsData | string | The statistical results of the field. | {"numNulls":0,"numTrues":1,"numFalses":5} |
| StatisticsType | string | Statistics type: BOOLEAN_STATS,LONG_STATS,DOUBLE_STATS,STRING_STATS,BINARY_STATS,DECIMAL_STATS, and DATE_STATS | BOOLEAN_STATS |