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AQE does not coalesce shuffle partitions under a CometUnion when a branch is not a shuffle
bugSomething isn't workingSomething isn't workingpriority:mediumFunctional bugs, performance regressions, broken featuresFunctional bugs, performance regressions, broken featuresStatus: Open.#6454 In apache/datafusion-comet;CometInMemoryTableScan prints its whole cached plan inline in EXPLAIN
bugSomething isn't workingSomething isn't workingpriority:lowMinor issues, test failures, tooling, cosmeticMinor issues, test failures, tooling, cosmeticStatus: Open.#6452 In apache/datafusion-comet;to_csv: ignoreLeadingWhiteSpace / ignoreTrailingWhiteSpace trim Unicode whitespace instead of univocity's chars <= ' '
area:expressionsExpression evaluationExpression evaluationenhancementNew feature or requestNew feature or requestStatus: Open.#6446 In apache/datafusion-comet;- Status: Open.#6442 In apache/datafusion-comet;
Nested planner placeholders survive cleanup after aggregate fallback
bugSomething isn't workingSomething isn't workingStatus: Open.#6438 In apache/datafusion-comet;Separate JNI-free core logic and error classification from native JNI entry points
enhancementNew feature or requestNew feature or requestStatus: Open.#6434 In apache/datafusion-comet;Native Iceberg years/months/days/hours differ from Iceberg for some pre-1970 timestamps
bugSomething isn't workingSomething isn't workingregressionA bug that did not affect the most recent Comet releaseA bug that did not affect the most recent Comet releaseStatus: Open.#6426 In apache/datafusion-comet;Decimal-returning DSv2 functions lose their scale through the codegen dispatcher
bugSomething isn't workingSomething isn't workingregressionA bug that did not affect the most recent Comet releaseA bug that did not affect the most recent Comet releaseStatus: Open.#6425 In apache/datafusion-comet;Typed Dataset.filter returns wrong rows over a native aggregate
bugSomething isn't workingSomething isn't workingregressionA bug that did not affect the most recent Comet releaseA bug that did not affect the most recent Comet releaseStatus: Open.#6424 In apache/datafusion-comet;Native regr_* aggregates return wrong results for a constant variable merged from several partitions
bugSomething isn't workingSomething isn't workingregressionA bug that did not affect the most recent Comet releaseA bug that did not affect the most recent Comet releaseStatus: Open.#6423 In apache/datafusion-comet;Observed metrics (Dataset.observe) on a cached DataFrame are lost with Comet's native cache scan
bugSomething isn't workingSomething isn't workingpriority:mediumFunctional bugs, performance regressions, broken featuresFunctional bugs, performance regressions, broken featuresStatus: Open.#6420 In apache/datafusion-comet;- Status: Open.#6418 In apache/datafusion-comet;