Issues

• External DROP COLUMN can return another column’s values with remote pushdown disabled

  duckdb/duckdb-quack#319 · Filter by author guillesd opened on Oct 15, 2026

• Server listen backlog is 5 on v1.5.6 (httplib default): large results stall ~1 s on SYN retransmits

  duckdb/duckdb-quack#318 · Filter by author gburd opened on Oct 14, 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

• 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

• 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

• 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
  1

• Can't serve on a unix domain socket

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

• 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

• 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

• Table created in the rollback-ed transaction is visible

  duckdb/duckdb-quack#180 · Filter by author dentiny opened on Jun 26, 2026
  1

• Support UPDATE and DELETE over quack

  duckdb/duckdb-quack#176 · Filter by author teamsnelgrove opened on Jun 19, 2026

• Tables dropped in a rolled back client transaction become invisible to that client

  duckdb/duckdb-quack#174 · Filter by author flip-rossi opened on Jun 14, 2026

• Quack server crashes under parallel CREATE TABLE AS load and then refuses new inserts until restart

  duckdb/duckdb-quack#172 · Filter by author Xander089 opened on Jun 12, 2026
  3

• [Feature Request] Enhance EXPLAIN / Profile output for remote QUACK_QUERY nodes to expose deeper operator/storage stats

  duckdb/duckdb-quack#152 · Filter by author chiqors opened on May 26, 2026

• Other ducklake systems blocked by: Not implemented Error: Multiple streaming scans or streaming scans + CTAS / insert in the same query are not currently supported

  duckdb/duckdb-quack#150 · Filter by author apatrida opened on May 22, 2026
  2

• We need sticky sessions in Quack :connection id can fail behind Azure Container Apps sticky-session ingress

  duckdb/duckdb-quack#148 · Filter by author MiguelElGallo opened on May 21, 2026
  5