Es handelt sich um zwei Datenbanken:
1. "further_content" ist eine interne Datenquelle von Firstspirit:

XML-Schema der Tabelle "kompetenzen" zu der das betroffene GUI-Element (Combobox) gehört:
<xs:complexType dbName="KOMPETENZEN" name="kompetenzen">
<xs:sequence>
<xs:element dbName="CHANGED_BY" hidden="1" javaType="java.lang.Long" name="changed by" nullable="1" type="xs:long"/>
<xs:element dbName="FK_KOMPETENZ" javaType="de.espirit.firstspirit.client.editorcomponent.EditorWrapper" length="65535" name="fk_kompetenz" nullable="1" type="xml"/>
<xs:element dbName="FS_GID" hidden="1" javaType="java.util.UUID" length="16" name="FS_GID" nullable="1" readonly="1" type="xs:uuid"/>
<xs:element dbName="FS_ID" hidden="1" javaType="java.lang.Integer" name="fs_id" type="xs:long"/>
<xs:element dbName="LINK_DE" javaType="de.espirit.firstspirit.client.editorcomponent.EditorWrapper" length="65535" name="link_DE" nullable="1" type="xml"/>
<xs:element dbName="LINK_EN" javaType="de.espirit.firstspirit.client.editorcomponent.EditorWrapper" length="65535" name="link_EN" nullable="1" type="xml"/>
<xs:element dbName="NAME_DE0" javaType="java.lang.String" length="500" name="name_DE" nullable="1" type="xs:string"/>
<xs:element dbName="NAME_EN" javaType="java.lang.String" length="500" name="name_EN" nullable="1" type="xs:string"/>
<xs:element dbName="PICTURE" javaType="de.espirit.firstspirit.client.editorcomponent.EditorWrapper" length="65535" name="picture" nullable="1" type="xml"/>
<xs:element dbName="RELEASED_BY" hidden="1" javaType="java.lang.Long" name="released by" nullable="1" type="xs:long"/>
<xs:element dbName="TEXT_DE" javaType="de.espirit.firstspirit.client.editorcomponent.EditorWrapper" length="65535" name="text_DE" nullable="1" type="xml"/>
<xs:element dbName="TEXT_EN" javaType="de.espirit.firstspirit.client.editorcomponent.EditorWrapper" length="65535" name="text_EN" nullable="1" type="xml"/>
<xs:element dbName="WF_COL" hidden="1" javaType="java.awt.Color" name="wf col" nullable="1" type="xs:integer"/>
<xs:element dbName="WF_ID" hidden="1" javaType="java.lang.Long" name="wf id" nullable="1" type="xs:long"/>
<xs:element dbName="FS_RELEASE_TO" name="FS_RELEASE_TO" type="xs:long" visible="0"/>
<xs:element dbName="FS_VALID_FROM" name="FS_VALID_FROM" type="xs:long" visible="0"/>
<xs:element dbName="FS_VALID_TO" name="FS_VALID_TO" type="xs:long" visible="0"/>
</xs:sequence>
</xs:complexType>
2. extern angebundene mysql-Datenbank mit Tabelle "t_pdb_kompetenzen":

XML-Code dazu:
<xs:complexType dbName="t_pdb_kompetenzen" name="TPdbKompetenzen" readonly="1">
<xs:sequence>
<xs:element dbName="name" javaType="java.lang.String" length="255" name="Name" type="xs:string"/>
<xs:element dbName="sys_del" javaType="java.lang.String" length="2" name="SysDel" type="xs:string"/>
<xs:element dbName="sys_dlm" javaType="java.util.Date" length="19" name="SysDlm" type="xs:date"/>
<xs:element dbName="sys_doc" javaType="java.util.Date" length="19" name="SysDoc" type="xs:date"/>
<xs:element dbName="sys_klm" javaType="java.lang.Integer" length="10" name="SysKlm" type="xs:integer"/>
<xs:element dbName="sys_koc" javaType="java.lang.Integer" length="10" name="SysKoc" type="xs:integer"/>
<xs:element dbName="sys_pk" javaType="java.lang.Integer" length="10" name="SysPk" type="xs:integer"/>
<xs:element dbName="sys_state" javaType="java.lang.Integer" length="3" name="SysState" type="xs:integer"/>
</xs:sequence>
</xs:complexType>
<xs:key autoIncrement="1" dbName="primary" name="PRIMARY">
<xs:selector xpath="TPdbKompetenzen"/>
<xs:attribute xpath="SysPk"/>
</xs:key>
Die Abfrage, die ich ausführen möchte, betrifft die interne FirstSpirit Datenbank.