clintropolis commented on a change in pull request #10605:
URL: https://github.com/apache/druid/pull/10605#discussion_r554206473
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File path: docs/misc/math-expr.md
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@@ -119,6 +119,13 @@ See javadoc of java.lang.Math for detailed explanation for
each function.
|acos|acos(x) would return the arc cosine of x|
|asin|asin(x) would return the arc sine of x|
|atan|atan(x) would return the arc tangent of x|
+|bitwiseAnd|bitwiseAnd(x,y) would return the result of x & y. Double values
will be converted to their bit representation|
+|bitwiseComplement|bitwiseComplement(x) would return the result of ~x. Double
values will be converted to their bit representation|
+|bitwiseConvertDouble|bitwiseConvertDouble(x) would convert the IEEE 754
floating-point "double" bits stored in a long into a double value if the input
is a long, or the copy bits of a double value into a long if the input is a
double.|
Review comment:
>I'd think that `bitwiseConvertDouble(bitwiseConvertDouble(x))` would be
identical to `bitwiseConvertDouble(x)`.
hmm, should the conversion just pass through if the type is already the
output type or should it implicitly cast similar to the other bitwise functions?
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