Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/19821#discussion_r153763387
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/CodeGenerator.scala
---
@@ -788,11 +788,31 @@ class CodegenContext {
* @param expressions the codes to evaluate expressions.
*/
def splitExpressions(expressions: Seq[String]): String = {
+ splitExpressions(expressions, funcName = "apply", extraArguments = Nil)
+ }
+
+ /**
+ * Splits the generated code of expressions into multiple functions,
because function has
+ * 64kb code size limit in JVM. This version takes care of INPUT_ROW and
currentVars
--- End diff --
nit
```
Similar to [[splitExpressions(expressions: Seq[String])]], but has
customized function name and extra arguments.
```
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