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Introduce WindowedValue and window function parsing infrastructure

relationalissues related to relational FDBissues related to relational FDB

Status: Open.

Task

#4124 In FoundationDB/fdb-record-layer;

· hatyo opened on May 1, 2026

Support for unnesting with ordinality

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#4117 In FoundationDB/fdb-record-layer;

· RobertBrunel opened on Apr 27, 2026

Improve handling of residual predicates for aggregate index match candidate that require roll up

Status: Open.

#4115 In FoundationDB/fdb-record-layer;

· hazefully opened on Apr 27, 2026

Planner should consider using aggregate indexes when planning window functions

enhancementNew feature or requestNew feature or request

plannerRelated to the query plannerRelated to the query planner

Status: Open.

Feature

#4114 In FoundationDB/fdb-record-layer;

· hatyo opened on Apr 27, 2026

Validate index predicates in MetaDataEvolutionValidator

Status: Open.

#4111 In FoundationDB/fdb-record-layer;

· alecgrieser opened on Apr 24, 2026

Clean up of the KeyExpressionVisitor interface

Status: Open.

#4110 In FoundationDB/fdb-record-layer;

· alecgrieser opened on Apr 24, 2026

Cleanup temporary workaround for fixing continuing aggregate queries with no explicit grouping

cleanupStyle/code cleanup with no behavioral changeStyle/code cleanup with no behavioral change

Status: Open.

#4108 In FoundationDB/fdb-record-layer;

· hazefully opened on Apr 23, 2026

Clean up unnecessary uses of Thread#getId()

Status: Open.

#4107 In FoundationDB/fdb-record-layer;

· RobertBrunel opened on Apr 23, 2026

CREATE INDEX on ARRAY fields with implicit fan-out should be disallowed

breaking changeChanges that are not backwards compatibleChanges that are not backwards compatible

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#4103 In FoundationDB/fdb-record-layer;

· RobertBrunel opened on Apr 22, 2026

The .* syntax should be prohibited on an unnested scalar value

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#4102 In FoundationDB/fdb-record-layer;

· RobertBrunel opened on Apr 22, 2026

Improve sliding window index maintenance

performancePerformance issuesPerformance issues

Status: Open.

Task

#4084 In FoundationDB/fdb-record-layer;

· hatyo opened on Apr 15, 2026

Support the standard SQL function CARDINALITY()

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#4071 In FoundationDB/fdb-record-layer;

· RobertBrunel opened on Apr 9, 2026