Issues

• Client: a stream can end one batch short ("Quack stream ended with N-1 of N batches received"): an index is claimed before it is counted in flight

  duckdb/duckdb-quack#299 · Filter by author VGSML opened on Oct 8, 2026

• Error querying the database: Invalid Input Error: Result has been closed

  duckdb/duckdb-quack#293 · Filter by author matteo-emob opened on Oct 1, 2026
  2

• [alpha] INSERT via Python execute() into a Quack-attached catalog is not committed until the next statement, and is lost if the client exits

  duckdb/duckdb-quack#289 · Filter by author David-Banquet opened on Sep 28, 2026

• attach: Catalog Error due to foreign key ?

  duckdb/duckdb-quack#288 · Filter by author pebbe opened on Sep 27, 2026
  2

• CREATE VIEW executes remote relations during binding

  duckdb/duckdb-quack#285 · Filter by author lucap-irion opened on Sep 25, 2026

• quack_clear_cache() should refresh attached catalog metadata atomically

  duckdb/duckdb-quack#279 · Filter by author lucap-irion opened on Sep 24, 2026

• Quack: client interrupt() does not cancel a quack_query() / remote.query() running on the server

  duckdb/duckdb-quack#283 · Filter by author dashcmu opened on Sep 24, 2026

• Quack: quack_query() / remote.query() execute the remote statement at bind time, so con.sql(q).fetchall() runs it twice (an INSERT adds 2 rows)

  duckdb/duckdb-quack#282 · Filter by author dashcmu opened on Sep 24, 2026
  2

• A client that stops early (LIMIT 1) waits for every read-ahead FETCH before it cancels: 64 full batches pulled and discarded

  duckdb/duckdb-quack#277 · Filter by author VGSML opened on Sep 22, 2026
  1

• [alpha] Autocommit INSERT into Quack-attached catalog silently does nothing (no error, no rows)

  duckdb/duckdb-quack#267 · Filter by author pengye91 opened on Sep 3, 2026
  2

• Feature to register arrow datasets as views in server

  duckdb/duckdb-quack#265 · Filter by author vishnu2000vcube opened on Sep 1, 2026

• ATTACHed Quack database triggers "Multiple streaming scans" error when referenced multiple times in a single queryFeature Request

  duckdb/duckdb-quack#259 · Filter by author marknewmail opened on Aug 26, 2026
  5

• A running query is never cancelled when its client disconnects (server burns CPU indefinitely)

  duckdb/duckdb-quack#257 · Filter by author guizmaii opened on Aug 26, 2026

• [Nightly] quack_active_connections missing from the v2.0-dev nightly extension (present in 1.5.5 and in quack main)

  duckdb/duckdb-quack#250 · Filter by author stephaneheckel opened on Aug 18, 2026
  1

• Quack: schema changes are not synced to attached databases

  duckdb/duckdb-quack#249 · Filter by author thomas-0816 opened on Aug 16, 2026

• Quack server rejects every fresh connection with Authentication failed ~7-8 min after start (regardless of activity), token byte-identical

  duckdb/duckdb-quack#246 · Filter by author bmaher74 opened on Aug 13, 2026

• ATTACH fails with "Binder Error: Catalog does not exist" despite successful Quack handshake

  duckdb/duckdb-quack#247 · Filter by author andrepadua opened on Aug 8, 2026

• Can't serve on a unix domain socket

  duckdb/duckdb-quack#233 · Filter by author frankier opened on Jul 30, 2026
  2

• ALTER TABLE not implemented on Quack-attached catalogs

  duckdb/duckdb-quack#227 · Filter by author Alisson2k opened on Jul 23, 2026
  1

• Expire abandoned server-side connections after an idle timeout

  duckdb/duckdb-quack#225 · Filter by author ekkuleivonen opened on Jul 23, 2026

• Feature request: add a foreground / non-detaching mode for quack_serve

  duckdb/duckdb-quack#206 · Filter by author j0n17 opened on Jul 7, 2026

• ATTACH 'quack:...' fails with "Catalog Error: Type with name UNKNOWN does not exist!" when remote server has an Iceberg catalog attached

  duckdb/duckdb-quack#202 · Filter by author rpbouman opened on Jul 4, 2026
  3

• ATTACH 'quack:...' AS remote can't reach server-side attached catalogs (Iceberg/Lance) type resolution fails; quack_query() works

  duckdb/duckdb-quack#190 · Filter by author MehulBatra opened on Jun 30, 2026
  2

• Allow a Quack client to access a catalog attached on the server (e.g. DuckLake) without 4-level naming

  duckdb/duckdb-quack#185 · Filter by author nathantapsas opened on Jun 26, 2026
  3

• Support Quack as a native BI connectivity protocol

  duckdb/duckdb-quack#184 · Filter by author MehulBatra opened on Jun 26, 2026