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TPC-DS query performance improvements

Status: Open.

#759 In lakehq/sail;

· linhr opened on Aug 14, 2025

SparkRuntimeException: Csv error: incorrect number of fields for line 1, expected 53 got 10

Status: Open.

#749 In lakehq/sail;

· djouallah opened on Aug 12, 2025

create table as select don't seems to be supported

Status: Open.

#742 In lakehq/sail;

· djouallah opened on Aug 11, 2025

bug: Spark SQL <code>GROUPING()</code> function not allowed in <code>ORDER BY</code> clause

Status: Open.

#731 In lakehq/sail;

· keen85 opened on Aug 9, 2025

Ensure no side-effect for Delta table operation planning

non-trivialLikely not a quick addition and may require design discussionsLikely not a quick addition and may require design discussions

Status: Open.

#711 In lakehq/sail;

· linhr opened on Aug 6, 2025

overwrite mode of the dataframewriter doesn't overwrite, at least if writing to local filesystem

Status: Open.

#697 In lakehq/sail;

· SparkApplicationMaster opened on Aug 2, 2025

murmur3_hash: reverse_bits on big-endian systems instead of swap_bytes, is it correct?

Status: Open.

#695 In lakehq/sail;

· SparkApplicationMaster opened on Aug 2, 2025

rename every cast in expression branch if one of the cast exps needs to be renamed

Status: Open.

#686 In lakehq/sail;

· SparkApplicationMaster opened on Jul 31, 2025

inconsistent UDTF behaviour between local and local-cluster modes

Status: Open.

#659 In lakehq/sail;

· SparkApplicationMaster opened on Jul 26, 2025

Support type coercion for the <code>concat</code> function

Status: Open.

#650 In lakehq/sail;

· linhr opened on Jul 22, 2025

IO runtime for object_store

Status: Open.

#636 In lakehq/sail;

· linhr opened on Jul 19, 2025

Follow-up work for <code>from_csv</code> function

Status: Open.

#631 In lakehq/sail;

· linhr opened on Jul 17, 2025