v0.78.0

0.78.0 (2026-02-01)

Features

• isthmus: add strptime_* function mappings (#695) (d93efe4)

v0.77.0

0.77.0 (2026-01-25)

⚠ BREAKING CHANGES

• io.substrait.relation.EmptyScan has been removed

Features

• allow the creation of VirtualTableScans with no rows (#682) (32add4d)

Bug Fixes

• core: enforce NullLiteral nullable invariant (#686) (65c6881), closes #685
• isthmus: preserve nullability in VirtualTableScan Calcite roundtrip (#684) (e1c5207), closes #683

v0.76.0

0.76.0 (2026-01-18)

⚠ BREAKING CHANGES

• core: UserDefinedLiteral immutable abstract class becomes a UserDefinedAnyLiteral and UserDefinedStructLiteral
• core: Removed ExpressionCreator#userDefinedLiteral method
• core: Removed all visitor methods operating on Expression.UserDefinedLiteral

Features

• core: handle struct-based UDT literals (#613) (13309df)

Bug Fixes

• add javadoc to core (part i) (#648) (5e2d0bb)
• isthmus: correct strpos parameter order (#676) (e0d0e52)

v0.75.0

0.75.0 (2026-01-11)

Features

• isthmus: improve DECIMAL type handling (#655) (#656) (bce3e73)

v0.74.0

0.74.0 (2025-12-21)

Features

• handle parameterConsistency option in YAML extensions (#624) (acaecb5)
• isthmus: support month()-style datetime operators (#643) (82141bb)

Bug Fixes

• add essential javadoc to remove warnings (#639) (89c8538)

v0.73.0

0.73.0 (2025-12-14)

Features

• isthmus: add dynamic function conversion capabilities (#457) (c5b1536)
• support Nested Lists (#627) (717242a)

v0.72.0

0.72.0 (2025-12-07)

Features

• support Nested Structs (#579) (8845bbf)

v0.71.0

0.71.0 (2025-11-30)

Features

• add ExchangeRel support to core (#602) (194f4e4)
• isthmus: mapping of string extract and pad fns (#619) (359cc7c)

Bug Fixes

• add missing serialVersionUIDs (#621) (2e3ca32)

v0.70.0

0.70.0 (2025-11-23)

Features

• isthmus: mapping of positional scalar fns (#610) (96541a9)
• isthmus: support bitwise left shift (#605) (22448d1)

v0.69.0

0.69.0 (2025-11-16)

Features

• enforce row type consistency with schema in virtual tables (#601) (a5322ea)
• isthmus: log2, greatest and least scalar fn mappings added (#598) (848bfcf)
• isthmus: true, false, distinct comparator scalar fn mappings (#597) (f59ecc5)

Bug Fixes

• handle valid YAML extension types (#595) (ed25bed), closes #594
• isthmus: support TPC-DS queries 1, 30, 81 (#593) (442f1f2)