Github user Ben-Zvi commented on a diff in the pull request: https://github.com/apache/drill/pull/901#discussion_r132806738 --- Diff: exec/vector/src/main/java/org/apache/drill/exec/vector/BaseValueVector.java --- @@ -133,5 +134,21 @@ public static boolean checkBufRefs(final ValueVector vv) { public BufferAllocator getAllocator() { return allocator; } + + public static void fillBitsVector(UInt1Vector bits, int valueCount) { + + // Create a new bits vector, all values non-null + + bits.allocateNew(valueCount); + UInt1Vector.Mutator bitsMutator = bits.getMutator(); + for (int i = 0; i < valueCount; i++) { + bitsMutator.set(i, 1); + } + } --- End diff -- And need to add: <code> bitsMutator.setValueCount(valueCount); </code>
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