somu-imply commented on a change in pull request #11904:
URL: https://github.com/apache/druid/pull/11904#discussion_r748567496
##########
File path: core/src/main/java/org/apache/druid/math/expr/Function.java
##########
@@ -1165,6 +1165,46 @@ protected ExprEval eval(double param)
}
}
+ class SafeDivide extends BivariateMathFunction
+ {
+ public static final String NAME = "safe_divide";
+
+ @Override
+ public String name()
+ {
+ return NAME ;
+ }
+
+ @Nullable
+ @Override
+ public ExpressionType getOutputType(Expr.InputBindingInspector inspector,
List<Expr> args)
+ {
+ return ExpressionTypeConversion.integerMathFunction(
+ args.get(0).getOutputType(inspector),
+ args.get(1).getOutputType(inspector)
+ );
+ }
+
+ @Override
+ protected ExprEval eval(final long x, final long y)
+ {
+ if(y==0) {
+ return ExprEval.of(0);
+ }
Review comment:
Change made. Added a case and testcases where x or y is NaN or +-
Infinity
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