kangkaisen commented on a change in pull request #2752: Add be bitmap udf
URL: https://github.com/apache/incubator-doris/pull/2752#discussion_r366153338
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File path: be/src/exprs/bitmap_function.cpp
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@@ -465,6 +465,43 @@ StringVal
BitmapFunctions::bitmap_from_string(FunctionContext* ctx, const String
return result;
}
+BooleanVal BitmapFunctions::bitmap_contains(FunctionContext *ctx, const
StringVal &src, const IntVal &input) {
+ if (src.is_null || input.is_null) {
+ return BooleanVal::null();
+ }
+
+ if (src.len == 0) {
+ return BooleanVal(false);
+ }
+
+ RoaringBitmap bitmap;
+ bitmap.update(input.val);
+ bitmap.intersect(RoaringBitmap((char*)src.ptr));
+
+ if (bitmap.cardinality() == 1) {
+ return BooleanVal(true);
+ }
+ return BooleanVal(false);
+}
+
+BooleanVal BitmapFunctions::bitmap_has_any(FunctionContext *ctx, const
StringVal &lhs, const StringVal &rhs) {
+ if (lhs.is_null || rhs.is_null) {
+ return BooleanVal::null();
+ }
+
+ if (lhs.len == 0 || rhs.len == 0) {
Review comment:
zero size means the src input is a object pointer
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