diff --git a/java/src/main/native/src/ColumnViewJni.cpp b/java/src/main/native/src/ColumnViewJni.cpp index 4efac307627..02d5dc4569c 100644 --- a/java/src/main/native/src/ColumnViewJni.cpp +++ b/java/src/main/native/src/ColumnViewJni.cpp @@ -916,7 +916,8 @@ JNIEXPORT jlong JNICALL Java_ai_rapids_cudf_ColumnView_castTo(JNIEnv *env, jclas case cudf::type_id::INT64: case cudf::type_id::UINT64: result = cudf::strings::from_integers(*column); break; case cudf::type_id::DECIMAL32: - case cudf::type_id::DECIMAL64: result = cudf::strings::from_fixed_point(*column); break; + case cudf::type_id::DECIMAL64: + case cudf::type_id::DECIMAL128: result = cudf::strings::from_fixed_point(*column); break; default: JNI_THROW_NEW(env, "java/lang/IllegalArgumentException", "Invalid data type", 0); } } else if (column->type().id() == cudf::type_id::STRING) { diff --git a/java/src/test/java/ai/rapids/cudf/ColumnVectorTest.java b/java/src/test/java/ai/rapids/cudf/ColumnVectorTest.java index a582541a0d4..a2832184b5b 100644 --- a/java/src/test/java/ai/rapids/cudf/ColumnVectorTest.java +++ b/java/src/test/java/ai/rapids/cudf/ColumnVectorTest.java @@ -3370,6 +3370,22 @@ void testFixedWidthCast() { } } + @Test + void testCastBigDecimalToString() { + BigDecimal[] bigValues = {new BigDecimal("923121331938210123.321"), + new BigDecimal("9223372036854775808.191"), + new BigDecimal("9328323982309091029831.002") + }; + + try (ColumnVector cv = ColumnVector.fromDecimals(bigValues); + ColumnVector values = cv.castTo(DType.STRING); + ColumnVector expected = ColumnVector.fromStrings("923121331938210123.321", + "9223372036854775808.191", + "9328323982309091029831.002")) { + assertColumnsAreEqual(expected, values); + } + } + @Test void testCastStringToBigDecimal() { String[] bigValues = {"923121331938210123.321",