tle" style="clear: both">13.7. Locking and Indexes <a href="#LOCKING-INDEXES" class="id_link">#</a></h2></div></div></div><a id="id-1.5.12.10.2" class="indexterm"></a><p>
    Though <span class="productname">PostgreSQL</span>
    provides nonblocking read/write access to table
    data, nonblocking read/write access is not currently offered for every
    index access method implemented
    in <span class="productname">PostgreSQL</span>.
    The various index types are handled as follows:

    </p><div clas