| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 507 of 507 | 0% | 32 of 32 | 0% | 31 | 31 | 109 | 109 | 15 | 15 |
| writeColumnarRow(ColumnarRow) | | 0% | | 0% | 6 | 6 | 16 | 16 | 1 | 1 |
| StructColumnWriter(int, int, ColumnWriterOptions, Optional, List, MetadataWriter) | | 0% | | 0% | 4 | 4 | 12 | 12 | 1 | 1 |
| getIndexStreams(Optional) | | 0% | | 0% | 2 | 2 | 10 | 10 | 1 | 1 |
| finishRowGroup() | | 0% | | 0% | 2 | 2 | 12 | 12 | 1 | 1 |
| getDataStreams() | | 0% | | 0% | 2 | 2 | 7 | 7 | 1 | 1 |
| getRetainedBytes() | | 0% | | 0% | 2 | 2 | 6 | 6 | 1 | 1 |
| getColumnStripeStatistics() | | 0% | n/a | 1 | 1 | 7 | 7 | 1 | 1 | |
| getNestedColumnWriters() | | 0% | | 0% | 2 | 2 | 7 | 7 | 1 | 1 |
| getColumnEncodings() | | 0% | n/a | 1 | 1 | 6 | 6 | 1 | 1 | |
| getBufferedBytes() | | 0% | | 0% | 2 | 2 | 5 | 5 | 1 | 1 |
| reset() | | 0% | n/a | 1 | 1 | 8 | 8 | 1 | 1 | |
| writeBlock(Block) | | 0% | | 0% | 3 | 3 | 4 | 4 | 1 | 1 |
| close() | | 0% | n/a | 1 | 1 | 4 | 4 | 1 | 1 | |
| static {...} | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| beginRowGroup() | | 0% | n/a | 1 | 1 | 3 | 3 | 1 | 1 |