diff --git a/Doc/DbDevel/dbDevel.xml b/Doc/DbDevel/dbDevel.xml
index 6155028f7eb6a23f9a968ef6690344222af05b77..b29e4ca081fdb21862c86578a45e6f089af85f15 100644
--- a/Doc/DbDevel/dbDevel.xml
+++ b/Doc/DbDevel/dbDevel.xml
@@ -181,19 +181,273 @@ print(fivestar)</programlisting></td>
   <chapter xml:id="chap_dbDevel_dbOverview">
     <title>Selected database products overview</title>
 
+    <figure xml:id="fig_dbDevel_dbOverview_installDocker">
+      <title>Installing Docker</title>
+
+      <itemizedlist>
+        <listitem>
+          <para>OS specific instructions at <uri
+          xlink:href="https://docs.docker.com/engine/install">Install Docker
+          Engine</uri>.</para>
+        </listitem>
+
+        <listitem>
+          <para>Windows: Make sure to install Windows Subsystem for Linux
+          version 2 (<abbrev>WSL 2</abbrev>). Install <xref
+          linkend="glo_Ubuntu"/> from Microsoft's App store and follow <link
+          xlink:href="https://docs.docker.com/docker-for-windows/wsl">Docker
+          Desktop WSL 2 backend</link>.</para>
+        </listitem>
+      </itemizedlist>
+    </figure>
+
     <section annotations="slide" xml:id="sect_dbDevel_overview_openLdap">
       <title><productname>Openldap</productname></title>
 
+      <figure xml:id="fig_dbDevel_selectedDbOverview_openLdap_whyLdap">
+        <title>Why LDAP?</title>
+
+        <itemizedlist>
+          <listitem>
+            <para><emphasis role="bold">Standardized</emphasis> protocol like
+            <xref linkend="glo_HTTP"/>, <xref linkend="glo_SMB"/> and
+            others.</para>
+          </listitem>
+
+          <listitem>
+            <para><quote>Glue</quote> connecting an organization's
+            applications and services.</para>
+
+            <itemizedlist>
+              <listitem>
+                <para>Backend data for authentication / <abbrev>SSO</abbrev>,
+                <abbrev>PKI</abbrev>, network <abbrev>FS</abbrev> etc.</para>
+              </listitem>
+
+              <listitem>
+                <para>Meta data repository for users, organisational units,
+                network nodes.</para>
+              </listitem>
+            </itemizedlist>
+          </listitem>
+        </itemizedlist>
+      </figure>
+
       <figure xml:id="fig_dbDevel_selectedDbOverview_openLdap_introRef">
         <title>LDAP introduction</title>
 
-        <para>Read the introductory slides at <xref
-        linkend="sdiLdap"/>.</para>
+        <itemizedlist>
+          <listitem>
+            <para>Read the introductory slides at <xref linkend="sdiLdap"/> as
+            well.</para>
+          </listitem>
+        </itemizedlist>
       </figure>
 
+      <section xml:id="sect_dbDevel_selectedDbOverview_ldap_install">
+        <title>Installation</title>
+
+        <figure xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerInstall">
+          <title>Running a Docker container</title>
+
+          <screen>docker run --detach \ <co
+              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-1"
+              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-1-co"/>
+  -p 389:389 \ <co
+              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-2"
+              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-2-co"/>
+  --env LDAP_ORGANISATION="Betrayers heaven" \ <co
+              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-3"
+              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-3-co"/>
+  --env LDAP_TLS=false \ <co
+              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-4"
+              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-4-co"/>
+  --env LDAP_DOMAIN="betrayer.com" \ <co
+              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-5"
+              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-5-co"/>
+  --env LDAP_ADMIN_PASSWORD="password" \ <co
+              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-6"
+              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-6-co"/>
+  --env LDAP_CONFIG_PASSWORD="configPassword" \ <co
+              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-7"
+              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-7-co"/>
+  --volume ~/OpenLdap/Data:/var/lib/ldap \ <co
+              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-8"
+              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-8-co"/>
+  --volume ~/OpenLdap/Config:/etc/ldap/slapd.d \ <coref
+              linkend="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-8-co"/>
+osixia/openldap:1.4.0 <co
+              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-9"
+              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-9-co"/></screen>
+
+          <calloutlist role="slideExclude">
+            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-1-co"
+                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-1">
+              <para>Run the container and detach its process from the current
+              shell. This will start a background process.</para>
+            </callout>
+
+            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-2-co"
+                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-2">
+              <para>Bind the containers port 389 to the host system's port
+              389.</para>
+            </callout>
+
+            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-3-co"
+                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-3">
+              <para>The organisation's name e.g. <quote>HdM
+              Stuttgart</quote>.</para>
+            </callout>
+
+            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-4-co"
+                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-4">
+              <para>We currently do not require transport layer
+              security.</para>
+            </callout>
+
+            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-5-co"
+                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-5">
+              <para>The organisation's domain name. The corresponding <xref
+              linkend="glo_DIT"/>'s root will be
+              <code>dc=betrayer,dc=de</code>.</para>
+            </callout>
+
+            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-6-co"
+                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-6">
+              <para>The <xref linkend="glo_DIT"/>'s administrator password
+              corresponding to the bind <xref linkend="glo_DN"/>
+              <code>cn=admin,dc=betrayer,dc=com</code>. This grants full
+              access to the <xref linkend="glo_DIT"/> starting at node
+              <code>dc=betrayer,dc=com</code>.</para>
+            </callout>
+
+            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-7-co"
+                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-7">
+              <para>The server configuration tree's administrator password
+              corresponding to the bind <xref linkend="glo_DN"/>
+              <code>cn=admin,cn=config</code> granting full access. This
+              grants full access to the server's configuration tree starting
+              at <code>cn=config</code>.</para>
+            </callout>
+
+            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-8-co"
+                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-8">
+              <para>The docker host system's <emphasis role="bold">pre -
+              existing</emphasis> directories
+              <filename>~/OpenLdap/Data</filename> and
+              <filename>/~/OpenLdap/Config</filename> will be mounted to the
+              container's directories <filename>/var/lib/ldap</filename> and
+              <filename>/etc/ldap/slapd.d</filename> respectively. Thus the
+              OpenLdap server's back</para>
+
+              <para>end databases will reside on the docker host system's file
+              system. This allows for <abbrev>e.g.</abbrev> deleting the
+              container before upgrading without loosing data.</para>
+
+              <para>This way your local server's database and the server's log
+              files will exist outside your <xref linkend="glo_Docker"/>
+              container. This is not strictly required but allows to remove
+              and re-install your container independently of its
+              database.</para>
+
+              <note>
+                <para>On windows make sure to execute from inside the Linux
+                Sub System. This will allow for efficient file system
+                access.</para>
+              </note>
+            </callout>
+
+            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-9-co"
+                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-9">
+              <para>The docker image name and version as being published on
+              <uri
+              xlink:href="https://hub.docker.com/r/osixia/openldap/tags">https://hub.docker.com/r/osixia/openldap/tags</uri>.</para>
+            </callout>
+          </calloutlist>
+
+          <para>References:</para>
+
+          <itemizedlist>
+            <listitem>
+              <para><productname>osixia / docker-openldap</productname> <link
+              xlink:href="https://github.com/osixia/docker-openldap">documentation</link>.</para>
+            </listitem>
+
+            <listitem>
+              <para>Docker <link
+              xlink:href="https://docs.docker.com/config/containers/container-networking/">container
+              networking</link>.</para>
+            </listitem>
+
+            <listitem>
+              <para>Docker <link
+              xlink:href="https://docs.docker.com/engine/reference/run">run
+              reference</link>.</para>
+
+              <caution>
+                <para><option>--detach</option> is not documented in favour of
+                its short variant <option>-d</option>.</para>
+              </caution>
+            </listitem>
+          </itemizedlist>
+        </figure>
+
+        <figure xml:id="dbDevel_selectedDbOverview_ldap_fig_apacheDirectoryInstall">
+          <title>Installing Apache Directory Studio</title>
+
+          <itemizedlist>
+            <listitem>
+              <para>Download and install <link
+              xlink:href="https://directory.apache.org/studio">Apache
+              Directory Studio</link>.</para>
+            </listitem>
+
+            <listitem>
+              <para>Configure access to your local docker container.</para>
+            </listitem>
+          </itemizedlist>
+        </figure>
+      </section>
+
       <section xml:id="sect_dbDevel_overview_openLdap_features">
         <title>Features</title>
 
+        <figure xml:id="fig_dbDevel_overview_openLdap_terminology">
+          <title>Terminology</title>
+
+          <itemizedlist>
+            <listitem>
+              <para><xref linkend="glo_DIT"/>:Document information tree
+              </para>
+            </listitem>
+
+            <listitem>
+              <para><xref linkend="glo_DN"/>: An entries distinguished name.
+              Unique identifier.</para>
+            </listitem>
+
+            <listitem>
+              <para><xref linkend="glo_RDN"/>: Relative distinguished name.
+              Unique identifier with respect to a given context node.</para>
+            </listitem>
+
+            <listitem>
+              <para>Bind operation: Connect to an <xref linkend="glo_LDAP"/>
+              service.</para>
+
+              <orderedlist>
+                <listitem>
+                  <para>anonymous</para>
+                </listitem>
+
+                <listitem>
+                  <para>authenticated</para>
+                </listitem>
+              </orderedlist>
+            </listitem>
+          </itemizedlist>
+        </figure>
+
         <section xml:id="sect_dbDevel_overview_openLdap_features_CRUD">
           <title>CRUD</title>
 
@@ -601,205 +855,246 @@ mail: jsmith@privateaccount.org</programlisting></td>
         <section xml:id="sect_dbDevel_overview_openLdap_features_query">
           <title>Query</title>
 
-          <para/>
+          <figure xml:id="fig_dbDevel_overview_openLdap_features_query_scope">
+            <title>Query scope</title>
+
+            <itemizedlist>
+              <listitem>
+                <para><link
+                xlink:href="https://ldapwiki.com/wiki/BaseObject">BaseObject</link></para>
+              </listitem>
+
+              <listitem>
+                <para><link
+                xlink:href="https://ldapwiki.com/wiki/SingleLevel">SingleLevel</link></para>
+              </listitem>
+
+              <listitem>
+                <para><link
+                xlink:href="https://ldapwiki.com/wiki/WholeSubtree">WholeSubtree</link></para>
+              </listitem>
+
+              <listitem>
+                <para><link
+                xlink:href="https://ldapwiki.com/wiki/SubordinateSubtree">SubordinateSubtree</link>
+                (not yet officially standardized)</para>
+              </listitem>
+            </itemizedlist>
+          </figure>
+
+          <figure xml:id="fig_dbDevel_overview_openLdap_features_query_rpnNotation">
+            <title>Query filter</title>
+
+            <informaltable border="0">
+              <tr>
+                <td valign="top"><itemizedlist>
+                    <listitem>
+                      <para>Presence: <code>(cn=*)</code></para>
+                    </listitem>
+
+                    <listitem>
+                      <para>Equality: <code>(uid=xy123)</code></para>
+                    </listitem>
+
+                    <listitem>
+                      <para>Comparison: <code>(1000 &lt;
+                      uidNumber)</code></para>
+                    </listitem>
+
+                    <listitem>
+                      <para>Substring: <code>(surname=K*)</code></para>
+                    </listitem>
+
+                    <listitem>
+                      <para>Approximate Match: <code>(sn<emphasis
+                      role="red">~=</emphasis>gok)</code></para>
+
+                      <para>(matches <code>Gack</code>, <code>Keck</code>,
+                      <code>Kubiac</code>, <code>Goik,Kabbeck</code>,
+                      <code>Nguyen Quoc</code>, <code>Gubic</code> ,
+                      <code>Koc</code>)</para>
+                    </listitem>
+                  </itemizedlist></td>
+
+                <td valign="top"><itemizedlist>
+                    <listitem>
+                      <para>AND: <code>(<emphasis
+                      role="red">&amp;</emphasis>(5 &lt;
+                      uidNumber)(sn=*k*)(gidNumber=1000))</code></para>
+                    </listitem>
+
+                    <listitem>
+                      <para>OR: <code>(<emphasis role="red">|</emphasis>(5
+                      &lt; uidNumber)(sn=*k*)(gidNumber=1000))</code></para>
+                    </listitem>
+
+                    <listitem>
+                      <para>NOT: <code>(<emphasis role="red">!</emphasis>(5
+                      &lt; uidNumber))</code></para>
+                    </listitem>
+
+                    <listitem>
+                      <para><link
+                      xlink:href="https://ldap.com/ldap-filters">Extensible
+                      match filters</link>, see <link
+                      xlink:href="https://ldapwiki.com/wiki/ExtensibleMatch">Extensible
+                      Match Search Filter</link> as well.</para>
+                    </listitem>
+                  </itemizedlist></td>
+              </tr>
+            </informaltable>
+          </figure>
         </section>
 
         <section xml:id="sect_dbDevel_overview_openLdap_features_schema">
           <title>Schema</title>
 
-          <para/>
+          <figure xml:id="fig_dbDevel_overview_openLdap_features_schema_features">
+            <title>Schema support</title>
+
+            <informaltable border="0">
+              <tr>
+                <td valign="top"><itemizedlist>
+                    <listitem>
+                      <para><link
+                      xlink:href="https://ldapwiki.com/wiki/ObjectClass">Objectclass</link>
+                      definitions</para>
+                    </listitem>
+
+                    <listitem>
+                      <para>Objectclass inheritance. <link
+                      xlink:href="https://ldapwiki.com/wiki/ObjectClass%20Types">Types</link>:</para>
+
+                      <itemizedlist>
+                        <listitem>
+                          <para><link
+                          xlink:href="https://ldapwiki.com/wiki/ABSTRACT">Abstract</link></para>
+                        </listitem>
+
+                        <listitem>
+                          <para><link
+                          xlink:href="https://ldapwiki.com/wiki/Structural%20ObjectClass">Structural</link></para>
+                        </listitem>
+
+                        <listitem>
+                          <para><link
+                          xlink:href="https://ldapwiki.com/wiki/AUXILIARY">Auxiliary</link></para>
+                        </listitem>
+                      </itemizedlist>
+                    </listitem>
+
+                    <listitem>
+                      <para>Dynamic instance schema changes</para>
+                    </listitem>
+                  </itemizedlist></td>
+
+                <td valign="top"><itemizedlist>
+                    <listitem>
+                      <para><link
+                      xlink:href="https://ldapwiki.com/wiki/MULTI-VALUE">Single
+                      and multivalued</link> attributes</para>
+                    </listitem>
+
+                    <listitem>
+                      <para>Attribute data types</para>
+                    </listitem>
+
+                    <listitem>
+                      <para>Matching rules (Case sensitive / insensitive,
+                      string match, numeric)</para>
+                    </listitem>
+                  </itemizedlist></td>
+              </tr>
+            </informaltable>
+          </figure>
         </section>
 
         <section xml:id="sect_dbDevel_overview_openLdap_features_procedure">
           <title>Procedures / triggers</title>
 
-          <para/>
+          <para>-</para>
         </section>
 
         <section xml:id="sect_dbDevel_overview_openLdap_features_transaction">
           <title>Transactions / recovery</title>
 
-          <para/>
+          <para>-</para>
         </section>
 
         <section xml:id="sect_dbDevel_overview_openLdap_features_acl">
           <title>Data access control</title>
 
-          <para/>
-        </section>
+          <figure xml:id="fig_dbDevel_overview_openLdap_features_acl_sample">
+            <title>Implementations</title>
 
-        <section xml:id="sect_dbDevel_overview_openLdap_features_api">
-          <title>API support</title>
+            <programlisting language="none">access to attrs=matrikelNr
+      by dn="uid=goik,ou=userlist,dc=hdm-stuttgart,dc=de" read
+      by dn="uid=kuhn,ou=userlist,dc=hdm-stuttgart,dc=de" read
+      by self read
+      by * none
 
-          <para/>
+access to attrs=userPassword,shadowLastChange,passwordClear
+      by dn="uid=Administrator,ou=people,ou=MI,ou=domainlist,dc=hdm-stuttgart,dc=de" read
+      by anonymous auth
+      by * none
+</programlisting>
+          </figure>
         </section>
-      </section>
-
-      <section xml:id="sect_dbDevel_selectedDbOverview_ldap_install">
-        <title>Installation</title>
-
-        <figure xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall">
-          <title>Running a Docker container</title>
-
-          <screen>docker run --detach \ <co
-              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-1"
-              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-1-co"/>
-  -p 389:389 \ <co
-              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-2"
-              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-2-co"/>
-  --env LDAP_ORGANISATION="Betrayers heaven" \ <co
-              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-3"
-              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-3-co"/>
-  --env LDAP_TLS=false \ <co
-              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-4"
-              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-4-co"/>
-  --env LDAP_DOMAIN="betrayer.com" \ <co
-              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-5"
-              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-5-co"/>
-  --env LDAP_ADMIN_PASSWORD="password" \ <co
-              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-6"
-              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-6-co"/>
-  --env LDAP_CONFIG_PASSWORD="configPassword" \ <co
-              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-7"
-              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-7-co"/>
-  --volume /var/lib/ldap/data:/var/lib/ldap \ <co
-              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-8"
-              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-8-co"/>
-  --volume /var/lib/ldap/config:/etc/ldap/slapd.d \
-osixia/openldap:1.4.0 <co
-              linkends="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-9"
-              xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-9-co"/></screen>
 
-          <calloutlist role="slideExclude">
-            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-1-co"
-                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-1">
-              <para>Run the container and detach its process from the current
-              shell. This will start a background process.</para>
-            </callout>
-
-            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-2-co"
-                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-2">
-              <para>Bind the containers port 389 to the host system's port
-              389.</para>
-            </callout>
-
-            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-3-co"
-                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-3">
-              <para>The organisation's name e.g. <quote>HdM
-              Stuttgart</quote>.</para>
-            </callout>
-
-            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-4-co"
-                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-4">
-              <para>We currently do not require transport layer
-              security.</para>
-            </callout>
-
-            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-5-co"
-                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-5">
-              <para>The organisation's domain name. The corresponding <xref
-              linkend="glo_DIT"/>'s root will be
-              <code>dc=betrayer,dc=de</code>.</para>
-            </callout>
+        <section xml:id="sect_dbDevel_overview_openLdap_features_api">
+          <title>API support</title>
 
-            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-6-co"
-                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-6">
-              <para>The <xref linkend="glo_DIT"/>'s administrator password
-              corresponding to the bind <xref linkend="glo_DN"/>
-              <code>cn=admin,dc=betrayer,dc=com</code>. This grants full
-              access to the <xref linkend="glo_DIT"/> starting at node
-              <code>dc=betrayer,dc=com</code>.</para>
-            </callout>
+          <figure xml:id="fig_dbDevel_overview_openLdap_features_api_Implementations">
+            <title>Implementations</title>
 
-            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-7-co"
-                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-7">
-              <para>The server configuration tree's administrator password
-              corresponding to the bind <xref linkend="glo_DN"/>
-              <code>cn=admin,cn=config</code> granting full access. This
-              grants full access to the server's configuration tree starting
-              at <code>cn=config</code>.</para>
-            </callout>
+            <itemizedlist>
+              <listitem>
+                <para><link
+                xlink:href="https://docs.oracle.com/javase/tutorial/jndi/ldap/jndi.html">JNDI</link></para>
+              </listitem>
 
-            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-8-co"
-                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-8">
-              <para>The docker host system's pre - existing directories
-              <filename>/var/lib/ldap/data</filename> and
-              <filename>/var/lib/ldap/config</filename> will be mounted to the
-              container's directories <filename>/var/lib/ldap</filename> and
-              <filename>/etc/ldap/slapd.d</filename> respectively. Thus the
-              OpenLdap server's backend databases will reside on the docker
-              host system's file system. This allows for <abbrev>e.g.</abbrev>
-              deleting the container before upgrading without loosing
-              data.</para>
-            </callout>
+              <listitem>
+                <para><link
+                xlink:href="https://www.ldaptive.org/">Ldaptive</link></para>
+              </listitem>
+            </itemizedlist>
+          </figure>
+        </section>
+      </section>
 
-            <callout arearefs="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-9-co"
-                     xml:id="dbDevel_selectedDbOverview_ldap_fig_dockerinstall-9">
-              <para>The docker image name and version as being published on
-              <uri
-              xlink:href="https://hub.docker.com/r/osixia/openldap/tags">https://hub.docker.com/r/osixia/openldap/tags</uri>.</para>
-            </callout>
-          </calloutlist>
+      <section xml:id="sect_dbDevel_selectedDbOverview_ldap_exercises">
+        <title>Exercises</title>
 
-          <para>References:</para>
+        <figure xml:id="fig_dbDevel_selectedDbOverview_ldap_exercises">
+          <title>Implementations</title>
 
-          <itemizedlist>
+          <orderedlist>
             <listitem>
-              <para><productname>osixia / docker-openldap</productname> <link
-              xlink:href="https://github.com/osixia/docker-openldap">documentation</link>.</para>
+              <para>Work through the exercises <xref
+              linkend="sdiBrowseExistingLdap"/> and <xref
+              linkend="ldapCompanyLdif"/> to <xref
+              linkend="ldapExtendPosixAccount"/>.</para>
             </listitem>
 
             <listitem>
-              <para>Docker <link
-              xlink:href="https://docs.docker.com/config/containers/container-networking/">container
-              networking</link>.</para>
+              <para>Find your lDAP servers database back end. Install the
+              <package>lmdb-utils</package> package and dump your back end's
+              data.</para>
             </listitem>
 
             <listitem>
-              <para>Docker <link
-              xlink:href="https://docs.docker.com/engine/reference/run">run
-              reference</link>.</para>
-
-              <caution>
-                <para><option>--detach</option> is not documented in favour of
-                its short variant <option>-d</option>.</para>
-              </caution>
+              <para>Write an application reading ldap.hdm-stuttgart.de's data
+              and writing corresponding student entries to your local <xref
+              linkend="glo_LDAP"/> server.</para>
             </listitem>
-          </itemizedlist>
+          </orderedlist>
         </figure>
       </section>
-
-      <section xml:id="sect_dbDevel_selectedDbOverview_ldap_exercises">
-        <title>Exercises</title>
-
-        <orderedlist>
-          <listitem>
-            <para>Work through the exercises <xref
-            linkend="sdiBrowseExistingLdap"/> and <xref
-            linkend="ldapCompanyLdif"/> to <xref
-            linkend="ldapExtendPosixAccount"/>.</para>
-          </listitem>
-
-          <listitem>
-            <para/>
-          </listitem>
-        </orderedlist>
-      </section>
-
-      <section xml:id="ditSearch">
-        <title>Searching the <xref linkend="glo_DIT"/></title>
-
-        <para>Like relational and other database types <xref
-        linkend="glo_LDAP"/> provides a <link
-        xlink:href="http://www.zytrax.com/books/ldap/apa/search.html">query
-        language</link> to filter result entries.</para>
-      </section>
     </section>
   </chapter>
 
   <chapter xml:id="ldap">
-    <title><link linkend="glo_LDAP">Ldap</link> and <link
-    linkend="glo_JDBC">JDBC</link></title>
+    <title><link linkend="glo_JDBC">JDBC</link></title>
 
     <section xml:id="unix2sql2ldap">
       <title><xref linkend="glo_UNIX"/> to <xref linkend="glo_SQL"/> to <xref
diff --git a/Doc/Sdi/ldap.xml b/Doc/Sdi/ldap.xml
index 7783b5a4c54f04941ddbd70b12f8b9b53c9ca3e7..d5d8b3bbf9df33c98a8b4e09485cb6dbb6d82b83 100644
--- a/Doc/Sdi/ldap.xml
+++ b/Doc/Sdi/ldap.xml
@@ -1364,7 +1364,7 @@ shadow:         files ldap</programlisting>
   &lt;dependency&gt;
     &lt;groupId&gt;org.ldaptive&lt;/groupId&gt;
     &lt;artifactId&gt;ldaptive&lt;/artifactId&gt;
-    &lt;version&gt;1.1.0&lt;/version&gt;
+    &lt;version&gt;<emphasis role="red">find my current version on Maven central</emphasis>&lt;/version&gt;
   &lt;/dependency&gt;
 
   &lt;dependency&gt;