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Add missing columns to Iceberg system tables #24101

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ebyhr opened this issue Nov 12, 2024 · 0 comments
Open

Add missing columns to Iceberg system tables #24101

ebyhr opened this issue Nov 12, 2024 · 0 comments
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iceberg Iceberg connector

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@ebyhr
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ebyhr commented Nov 12, 2024

$properties table

This table is specific to Trino.

$history table

Trino supports all columns in Spark.

$metadata_log_entries table

Trino supports all columns in Spark.

$snapshots table

Trino supports all columns in Spark.

$manifests table

The column name for partitions is different. Trino uses partitions and Spark uses partition_summaries.

$partitions table

spec_id, position_delete_record_count, position_delete_file_count, equality_delete_record_count, equality_delete_file_count, last_updated_at(μs), last_updated_snapshot_id columns are missing.
The column name for total size is different. Trino uses total_size and Spark uses total_data_file_size_in_bytes.

$files table

spec_id, partition, sort_order_id, readable_metrics columns are missing.

$refs table

Trino supports all columns in Spark.

References:

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iceberg Iceberg connector
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