CAML query IN Clause limiation

Hi,

The CAML query string like this:

<or>
    <or>
        <in>
            <fieldref name="ProgId" />
            <values>
                500 values at most
            </values>
        </in>
        <in>
            <fieldref name="ProgId" />
            <values>
                500 values at most
            </values>
        </in>
    </or>
    <in>
        <fieldref name="ProgId" />
        <values>
            500 values at most
        </values>
    </in>
</or>

Best Regards

---

Dennis Guo

TechNet Community Support