Issues

• Improve what Morel pushes down to Spark

  hydromatic/morel#501 · Filter by author julianhyde opened on Nov 3, 2026

• In hybrid mode, some queries are pushed down to Calcite and then fail

  hydromatic/morel#498 · Filter by author julianhyde opened on Oct 25, 2026

• Add Morel types for SQL intervals

  hydromatic/morel#493 · Filter by author julianhyde opened on Sep 29, 2026
  1

• Add Morel types that map to SQL types (localdate for DATE, instant for TIMESTAMP_LTZ, etc.)

  hydromatic/morel#492 · Filter by author julianhyde opened on Sep 28, 2026

• A record label that contains a back-tick is corrupted during type inference

  hydromatic/morel#490 · Filter by author julianhyde opened on Sep 26, 2026

• A query should be cleaved at a boundary, so that an engine runs the part it can and Morel runs the rest

  hydromatic/morel#484 · Filter by author julianhyde opened on Sep 21, 2026

• Lint should check nullability

  hydromatic/morel#476 · Filter by author julianhyde opened on Sep 13, 2026
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• Add the foodmart data set

  hydromatic/morel#473 · Filter by author julianhyde opened on Sep 8, 2026
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• Add Core structure representing Morel expressions and types

  hydromatic/morel#470 · Filter by author julianhyde opened on Sep 7, 2026

• Generalize inversion of isPrefix generator to isSuffix, isSubstring and ^ (string-concatenation)

  hydromatic/morel#469 · Filter by author julianhyde opened on Sep 7, 2026

• Derive constraint, if possible, if record modifiers are used on a checked record type

  hydromatic/morel#466 · Filter by author julianhyde opened on Sep 3, 2026
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• ordinal is allowed before a subquery's first row in some positions but not others

  hydromatic/morel#436 · Filter by author julianhyde opened on Aug 4, 2026
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• Flatten the let that is produced by desugaring with/extend/remove record modifiers

  hydromatic/morel#431 · Filter by author julianhyde opened on Jul 29, 2026

• Add with all, extend, extend all, remove, rename operators (functional insert, update, delete, rename notation for record values)

  hydromatic/morel#430 · Filter by author julianhyde opened on Jul 27, 2026
  1

• Pretty-printer wraps wide records ~2 columns too early (disagrees with SML/NJ)

  hydromatic/morel#424 · Filter by author julianhyde opened on Jul 17, 2026

• Simplify type-resolution with an internal collection-with-orderedness term

  hydromatic/morel#407 · Filter by author julianhyde opened on Jun 30, 2026

• Measures and context-dependent calculations

  hydromatic/morel#401 · Filter by author julianhyde opened on Jun 26, 2026
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• Symbolic identifiers

  hydromatic/morel#397 · Filter by author julianhyde opened on Jun 18, 2026
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• Distinct aggregates (over distinct)

  hydromatic/morel#389 · Filter by author julianhyde opened on Jun 7, 2026

• Singleton compute syntax is confusing

  hydromatic/morel#388 · Filter by author julianhyde opened on Jun 7, 2026
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• Package queries

  hydromatic/morel#377 · Filter by author julianhyde opened on May 29, 2026
  1

• yield <record-valued expression> does not expose record fields

  hydromatic/morel#375 · Filter by author julianhyde opened on May 29, 2026
  2

• Escapes and newlines in string literals

  hydromatic/morel#370 · Filter by author julianhyde opened on May 18, 2026

• Allow built-in functions to be implemented in Morel

  hydromatic/morel#363 · Filter by author julianhyde opened on May 5, 2026

• Overloaded comparison operators <, <=, >, >= and abs should prefer int operands

  hydromatic/morel#362 · Filter by author julianhyde opened on May 4, 2026