v0.13.0

[0.13.0]

Changed

• BREAKING Heavily refactors evaluation to be stateless
• BREAKING Heavily refactors Session & Evaluation Contexts to no longer require lifetime parameters
• BREAKING partiql-ast: Removes disused Sexp AST node

Added

• Added lowering and evaluation of graph MATCH label negation, conjunction, and disjunction
• Added lowering and evaluation of graph MATCH WHERE clauses
• Added lowering and evaluation of graph MATCH modes (i.e., WALK, TRAIL, ACYCLIC, SIMPLE)

Removed

v0.12.0

Changed

• BREAKING partiql-parser: Added a source location to ParseError::UnexpectedEndOfInput
• BREAKING partiql-ast: Changed the modelling of parsed literals.
• BREAKING partiql-logical: Changed the modelling of logical plan literals.
• BREAKING partiql-eval: Fixed behavior of comparison and BETWEEN operations w.r.t. type mismatches
• BREAKING partiql-eval: BindEvalExpr::bind takes self rather than &self
• BREAKING Changed modeling of Ion Literals to be evaluated to Boxed Variants rather than eagerly transformed to PartiQL Values.
• BREAKING partiql-logical: Change the modeling of ProjectAll
• Fix some query evaluation edges cases.

Added

• partiql-value: Pretty-printing of Value via ToPretty trait
• Added Datum, an interface to introspecting Values
• Added graph MATCH expressions and GRAPH_TABLE expression conformant with SQL 2023 Property Graph Query
  • Parsing and pretty-printing are intended to be conformant
  • Only a subset of planning and evaluation are supported currently
• Added extension scan_csv

Removed

v0.11.0

Changed

• BREAKING partiql-catalog: refactored structure of crate; module paths have changes

Added

• Added partiql-common.
• Added NodeId to StaticType.
• BREAKING Added thread-safe PartiqlShapeBuilder and automatic NodeId generation for the StaticType.
• Added a static thread safe shape_builder function that provides a convenient way for using PartiqlShapeBuilder for creating new shapes.
• Added partiql_common::meta::PartiqlMetadata
• Added ability for crate importers to add scalar User Defined Functions (UDFs) to the catalog
• Added extension/partiql-extension-value-functions crate demonstrating use of scalar UDFs
• Added TUPLEUNION and TUPLECONCAT functions in the extension/partiql-extension-value-functions crate

Removed

• BREAKING Removed partiql-source-map.
• BREAKING Removed const PartiQL types under partiql-types in favor of PartiqlShapeBuilder.
• BREAKING Removed StaticType's new, new_non_nullable, and as_non-nullable APIs in favor of PartiqlShapeBuilder.

v0.10.1

Changed

• partiql-ast: fixed pretty-printing of PIVOT
• partiql-ast: improved pretty-printing of CASE and various clauses

Added

Fixed

v0.10.0

Changed

• BREAKING: partiql-ast: added modeling of EXCLUDE
• BREAKING: partiql-ast: added pretty-printing of EXCLUDE

Added

• BREAKING: partiql-parser: added parsing of EXCLUDE

Fixed

v0.9.0

Changed

• BREAKING: partiql-ast: changed modeling of BagOpExpr setq field to be an Option
• BREAKING: partiql-ast: changed modeling of GroupByExpr strategy field to be an Option
• BREAKING: partiql-ast: changed modeling of PathStep to split PathExpr to PathIndex (e.g., [2]) and PathProject (e.g., .a)
• BREAKING: partiql-ast: changed modeling of PathStep to rename PathWildcard to PathForEach (for [*])
• BREAKING: partiql-types: changed type ordering to match specification order
• BREAKING: partiql-types: changed some interfaces to reduce clones and be more ergonomic

Added

• partiql-ast: Pretty-printing of AST via ToPretty trait
• partiql-ast: Added NodeBuilder to make building ASTs easier

Fixed

• Minor documentation issues

v0.8.0

Changed

• BREAKING: Adds optionality to StructField in partiql-types
• BREAKING: Removed NULL and MISSING types from partiql_types::PartiQLType
• BREAKING: Removed partiql_ast_passes::partiql_type

Added

• BREAKING: Introduces PartiqlShape and removes PartiqlType
• Adds partiql-extension-ddl that allows generation of PartiQL Basic DDL Syntax for a PartiQL Shape.

v0.7.2

Changed

Added

Fixed

• partiql-types: Fixed handling of struct fields to be resilient to field order w.r.t. equality and hashing

v0.7.1

Changed

Added

Fixed

• partiql-eval: Fixed propagation of errors in subqueries to outer query
• partiql-eval: Fixed handling of nested binding environments in subqueries

v0.7.0

Changed

• Adds quotes to the attributes of PartiQL tuple's debug output so it can be read and transformed using Kotlin partiql-cli
• BREAKING: partiql-eval: Changes the interface to EvalPlan to accept an EvalContext
• BREAKING: partiql-eval: Changes EvaluationError to not implement Clone
• BREAKING: partiql-eval: Changes the structure of EvalPlan

Added

• partiql-extension-visualize: Add partiql-extension-visualize for visualizing AST and logical plan
• partiql-eval: Add a SessionContext containing both a system-level and a user-level context object usable by expression evaluation

Fixed

• partiql-logical-planner: Fixed ORDER BY's ability to see into projection aliases
• partiql-eval: Fixed errors in BaseTableExprs get added to the evaluation context
• partiql-eval: Fixed certain errors surfacing in Permissive evaluation mode, when they should only be present in Strict mode