chore: Refactor cast to use SparkCastOptions param (#1146)

* Refactor cast to use SparkCastOptions param

* update tests

* update benches

* update benches

* update benches

Author: andygrove

native/core/src/execution/datafusion/planner.rs

@@ -100,7 +100,8 @@ use datafusion_comet_proto::{
 };
 use datafusion_comet_spark_expr::{
     ArrayInsert, Cast, CreateNamedStruct, DateTruncExpr, GetArrayStructFields, GetStructField,
-    HourExpr, IfExpr, ListExtract, MinuteExpr, RLike, SecondExpr, TimestampTruncExpr, ToJson,
+    HourExpr, IfExpr, ListExtract, MinuteExpr, RLike, SecondExpr, SparkCastOptions,
+    TimestampTruncExpr, ToJson,
 };
 use datafusion_common::scalar::ScalarStructBuilder;
 use datafusion_common::{
@@ -388,14 +389,11 @@ impl PhysicalPlanner {
             ExprStruct::Cast(expr) => {
                 let child = self.create_expr(expr.child.as_ref().unwrap(), input_schema)?;
                 let datatype = to_arrow_datatype(expr.datatype.as_ref().unwrap());
-                let timezone = expr.timezone.clone();
                 let eval_mode = from_protobuf_eval_mode(expr.eval_mode)?;
                 Ok(Arc::new(Cast::new(
                     child,
                     datatype,
-                    eval_mode,
-                    timezone,
-                    expr.allow_incompat,
+                    SparkCastOptions::new(eval_mode, &expr.timezone, expr.allow_incompat),
                 )))
             }
             ExprStruct::Hour(expr) => {
@@ -806,24 +804,21 @@ impl PhysicalPlanner {
                 let data_type = return_type.map(to_arrow_datatype).unwrap();
                 // For some Decimal128 operations, we need wider internal digits.
                 // Cast left and right to Decimal256 and cast the result back to Decimal128
-                let left = Arc::new(Cast::new_without_timezone(
+                let left = Arc::new(Cast::new(
                     left,
                     DataType::Decimal256(p1, s1),
-                    EvalMode::Legacy,
-                    false,
+                    SparkCastOptions::new_without_timezone(EvalMode::Legacy, false),
                 ));
-                let right = Arc::new(Cast::new_without_timezone(
+                let right = Arc::new(Cast::new(
                     right,
                     DataType::Decimal256(p2, s2),
-                    EvalMode::Legacy,
-                    false,
+                    SparkCastOptions::new_without_timezone(EvalMode::Legacy, false),
                 ));
                 let child = Arc::new(BinaryExpr::new(left, op, right));
-                Ok(Arc::new(Cast::new_without_timezone(
+                Ok(Arc::new(Cast::new(
                     child,
                     data_type,
-                    EvalMode::Legacy,
-                    false,
+                    SparkCastOptions::new_without_timezone(EvalMode::Legacy, false),
                 )))
             }
             (

native/spark-expr/benches/cast_from_string.rs

@@ -18,36 +18,18 @@
 use arrow_array::{builder::StringBuilder, RecordBatch};
 use arrow_schema::{DataType, Field, Schema};
 use criterion::{criterion_group, criterion_main, Criterion};
-use datafusion_comet_spark_expr::{Cast, EvalMode};
+use datafusion_comet_spark_expr::{Cast, EvalMode, SparkCastOptions};
 use datafusion_physical_expr::{expressions::Column, PhysicalExpr};
 use std::sync::Arc;
 
 fn criterion_benchmark(c: &mut Criterion) {
     let batch = create_utf8_batch();
     let expr = Arc::new(Column::new("a", 0));
-    let timezone = "".to_string();
-    let cast_string_to_i8 = Cast::new(
-        expr.clone(),
-        DataType::Int8,
-        EvalMode::Legacy,
-        timezone.clone(),
-        false,
-    );
-    let cast_string_to_i16 = Cast::new(
-        expr.clone(),
-        DataType::Int16,
-        EvalMode::Legacy,
-        timezone.clone(),
-        false,
-    );
-    let cast_string_to_i32 = Cast::new(
-        expr.clone(),
-        DataType::Int32,
-        EvalMode::Legacy,
-        timezone.clone(),
-        false,
-    );
-    let cast_string_to_i64 = Cast::new(expr, DataType::Int64, EvalMode::Legacy, timezone, false);
+    let spark_cast_options = SparkCastOptions::new(EvalMode::Legacy, "", false);
+    let cast_string_to_i8 = Cast::new(expr.clone(), DataType::Int8, spark_cast_options.clone());
+    let cast_string_to_i16 = Cast::new(expr.clone(), DataType::Int16, spark_cast_options.clone());
+    let cast_string_to_i32 = Cast::new(expr.clone(), DataType::Int32, spark_cast_options.clone());
+    let cast_string_to_i64 = Cast::new(expr, DataType::Int64, spark_cast_options);
 
     let mut group = c.benchmark_group("cast_string_to_int");
     group.bench_function("cast_string_to_i8", |b| {

native/spark-expr/benches/cast_numeric.rs

@@ -18,29 +18,17 @@
 use arrow_array::{builder::Int32Builder, RecordBatch};
 use arrow_schema::{DataType, Field, Schema};
 use criterion::{criterion_group, criterion_main, Criterion};
-use datafusion_comet_spark_expr::{Cast, EvalMode};
+use datafusion_comet_spark_expr::{Cast, EvalMode, SparkCastOptions};
 use datafusion_physical_expr::{expressions::Column, PhysicalExpr};
 use std::sync::Arc;
 
 fn criterion_benchmark(c: &mut Criterion) {
     let batch = create_int32_batch();
     let expr = Arc::new(Column::new("a", 0));
-    let timezone = "".to_string();
-    let cast_i32_to_i8 = Cast::new(
-        expr.clone(),
-        DataType::Int8,
-        EvalMode::Legacy,
-        timezone.clone(),
-        false,
-    );
-    let cast_i32_to_i16 = Cast::new(
-        expr.clone(),
-        DataType::Int16,
-        EvalMode::Legacy,
-        timezone.clone(),
-        false,
-    );
-    let cast_i32_to_i64 = Cast::new(expr, DataType::Int64, EvalMode::Legacy, timezone, false);
+    let spark_cast_options = SparkCastOptions::new_without_timezone(EvalMode::Legacy, false);
+    let cast_i32_to_i8 = Cast::new(expr.clone(), DataType::Int8, spark_cast_options.clone());
+    let cast_i32_to_i16 = Cast::new(expr.clone(), DataType::Int16, spark_cast_options.clone());
+    let cast_i32_to_i64 = Cast::new(expr, DataType::Int64, spark_cast_options);
 
     let mut group = c.benchmark_group("cast_int_to_int");
     group.bench_function("cast_i32_to_i8", |b| {