Prepare 0.14.8 release (#1554)

Author: alancai98

CHANGELOG.md

@@ -23,7 +23,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 Thank you to all who have contributed!
 -->
 
-## [Unreleased]
+## [0.14.8]
 
 ### Added
 
@@ -1110,7 +1110,8 @@ breaking changes if migrating from v0.9.2. The breaking changes accidentally int
 ### Added
 Initial alpha release of PartiQL.
 
-[Unreleased]: https://github.com/partiql/partiql-lang-kotlin/compare/v0.14.7...HEAD
+[Unreleased]: https://github.com/partiql/partiql-lang-kotlin/compare/v0.14.8...HEAD
+[0.14.8]: https://github.com/partiql/partiql-lang-kotlin/compare/v0.14.7...v0.14.8
 [0.14.7]: https://github.com/partiql/partiql-lang-kotlin/compare/v0.14.6...v0.14.7
 [0.14.6]: https://github.com/partiql/partiql-lang-kotlin/compare/v0.14.5...v0.14.6
 [0.14.5]: https://github.com/partiql/partiql-lang-kotlin/compare/v0.14.4...v0.14.5

README.md

@@ -31,7 +31,7 @@ This project is published to [Maven Central](https://search.maven.org/artifact/o
 
 | Group ID      | Artifact ID           | Recommended Version |
 |---------------|-----------------------|---------------------|
-| `org.partiql` | `partiql-lang-kotlin` | `0.14.6`            |
+| `org.partiql` | `partiql-lang-kotlin` | `0.14.8`            |
 
 
 For Maven builds, add the following to your `pom.xml`:

gradle.properties

@@ -1,5 +1,5 @@
 group=org.partiql
-version=0.14.8-SNAPSHOT
+version=0.14.8
 
 ossrhUsername=EMPTY
 ossrhPassword=EMPTY

partiql-planner/src/main/kotlin/org/partiql/planner/internal/typer/DynamicTyper.kt

@@ -142,7 +142,7 @@ internal class DynamicTyper {
             // If a collection, then return union of all accumulated types as these coercion rules are not defined by SQL.
             STRUCT, BAG, LIST, SEXP -> return StaticType.unionOf(types + modifiers) to null
             DECIMAL -> {
-                val type = computeDecimal()
+                val type = computeConstrainedDecimal()
                 // coercion required. fall back
                 if (type == null) superT else return StaticType.unionOf(setOf(type) + modifiers).flatten() to null
             }
@@ -163,10 +163,11 @@ internal class DynamicTyper {
         }
     }
 
-    private fun computeDecimal(): DecimalType? {
+    private fun computeConstrainedDecimal(): DecimalType? {
         val (precision, scale) = types.fold((0 to 0)) { acc, staticType ->
             val decimalType = staticType as? DecimalType ?: return null
-            val constr = decimalType.precisionScaleConstraint as DecimalType.PrecisionScaleConstraint.Constrained
+            val constr = decimalType.precisionScaleConstraint as? DecimalType.PrecisionScaleConstraint.Constrained
+                ?: throw IllegalStateException("Expected a constrained decimal type")
             val precision = max(constr.precision, acc.first)
             val scale = max(constr.scale, acc.second)
             precision to scale