Method calloc

core/src/main/java/io/questdb/std/Unsafe.java:125–129

(long size, int memoryTag)

    }

    public static long calloc(long size, int memoryTag) {
        long ptr = malloc(size, memoryTag);
        Vect.memset(ptr, size, 0);
        return ptr;
    }

    public static boolean cas(Object o, long offset, long expected, long value) {
        return UNSAFE.compareAndSwapLong(o, offset, expected, value);