FUSE_BLOCK (Lakehouse v1)

Returns the block information of the latest or specified snapshot of a table. For more information about what is block in PlaidCloud Lakehouse, see What are Snapshot, Segment, and Block?.

The command returns the location information of each parquet file referenced by a snapshot. This enables downstream applications to access and consume the data stored in the files.

See Also:

• FUSE_SNAPSHOT
• FUSE_SEGMENT

SQL Syntax

FUSE_BLOCK('<database_name>', '<table_name>'[, '<snapshot_id>'])

SQL Examples

CREATE TABLE mytable(c int);
INSERT INTO mytable values(1);
INSERT INTO mytable values(2);

SELECT * FROM FUSE_BLOCK('default', 'mytable');

---
┌──────────────────────────────────┬────────────────────────────┬────────────────────────────────────────────────────┬────────────┬────────────────────────────────────────────────────┬───────────────────┐
│ snapshot_id                      │ timestamp                  │ block_location                                     │ block_size │ bloom_filter_location                              │ bloom_filter_size │
├──────────────────────────────────┼────────────────────────────┼────────────────────────────────────────────────────┼────────────┼────────────────────────────────────────────────────┼───────────────────┤
│ 51e84b56458f44269b05a059b364a659 │ 2022-09-15 07:14:14.137268 │ 1/7/_b/39a6dbbfd9b44ad5a8ec8ab264c93cf5_v0.parquet │          4 │ 1/7/_i/39a6dbbfd9b44ad5a8ec8ab264c93cf5_v1.parquet │               221 │
│ 51e84b56458f44269b05a059b364a659 │ 2022-09-15 07:14:14.137268 │ 1/7/_b/d0ee9688c4d24d6da86acd8b0d6f4fad_v0.parquet │          4 │ 1/7/_i/d0ee9688c4d24d6da86acd8b0d6f4fad_v1.parquet │               219 │
└──────────────────────────────────┴────────────────────────────┴────────────────────────────────────────────────────┴────────────┴────────────────────────────────────────────────────┴───────────────────┘