RWP04QuerySchema1 < IVOA

IVOA Web>IvoaResReg>IVOARegWp04>RWP04DesignDocs>RWP04QuerySchema1 (2003-05-09, KeithNoddle) (raw view)
---++ Query Schema

These schema are not intended to be definitive but to provide a basis for discussion...

---+++ Registry Query

<table cellpadding="2" cellspacing="2" border="1" width="100%">
  <tbody>
    <tr>
      <td valign="top"><br>
          <img src="%ATTACHURLPATH%/RegistryQuery.gif" alt="RegistryQuery.gif"  width="285" height="775"  />
      </td>
      <td valign="top"><br>
[[%ATTACHURL%/RegistryQuery.xsd][RegistryQuery.xsd]]
<br><br>
<verbatim>
<?xml version="1.0" encoding="UTF-8"?>
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema">
    <xsd:element name="regQuery">
        <xsd:complexType>
            <xsd:sequence>
                <xsd:group maxOccurs="1" minOccurs="1" ref="contents"/>
            </xsd:sequence>
        </xsd:complexType>
    </xsd:element>
    <xsd:element name="userID">
        <xsd:simpleType>
            <xsd:restriction base="xsd:string"/>
        </xsd:simpleType>
    </xsd:element>
    <xsd:element name="query">
        <xsd:complexType>
            <xsd:sequence>
                <xsd:group maxOccurs="1" minOccurs="1" ref="criteria"/>
                <xsd:group maxOccurs="1" minOccurs="1" ref="return"/>
            </xsd:sequence>
        </xsd:complexType>
    </xsd:element>
    <xsd:element name="operator">
        <xsd:simpleType>
            <xsd:restriction base="xsd:string">
                <xsd:enumeration value="AND"/>
                <xsd:enumeration value="OR"/>
                <xsd:enumeration value="NOT"/>
                <xsd:enumeration value="LESSTHAN"/>
                <xsd:enumeration value="GREATERTHAN"/>
                <xsd:enumeration value="DIFFERENCE"/>
                <xsd:enumeration value="AVERAGE"/>
                <xsd:enumeration value="CONE"/>
                <xsd:enumeration value="EQUALS"/>
            </xsd:restriction>
        </xsd:simpleType>
    </xsd:element>
    <xsd:element name="field">
        <xsd:simpleType>
            <xsd:restriction base="xsd:string"/>
        </xsd:simpleType>
    </xsd:element>
    <xsd:element name="value">
        <xsd:simpleType>
            <xsd:restriction base="xsd:string"/>
        </xsd:simpleType>
    </xsd:element>
    <xsd:group name="contents">
        <xsd:sequence>
            <xsd:element maxOccurs="1" minOccurs="1" ref="userID"/>
            <xsd:element maxOccurs="1" minOccurs="1" ref="query"/>
        </xsd:sequence>
    </xsd:group>
    <xsd:group name="nameValuePairs">
        <xsd:sequence>
            <xsd:element maxOccurs="1" minOccurs="1" ref="field"/>
            <xsd:element maxOccurs="1" minOccurs="1" ref="value"/>
        </xsd:sequence>
    </xsd:group>
    <xsd:group name="criteria">
        <xsd:sequence>
            <xsd:element maxOccurs="1" minOccurs="1" ref="operator"/>
            <xsd:group maxOccurs="1" minOccurs="1" ref="nameValuePairs"/>
        </xsd:sequence>
    </xsd:group>
    <xsd:group name="return">
        <xsd:sequence>
            <xsd:element maxOccurs="unbounded" minOccurs="0" ref="field"/>
        </xsd:sequence>
    </xsd:group>
</xsd:schema>
</verbatim>
      </td>
    </tr>
  </tbody>
</table>

---+++ Registry Query Response

<table cellpadding="2" cellspacing="2" border="1" width="100%">
  <tbody>
    <tr>
      <td valign="top"><br>
          <img src="%ATTACHURLPATH%/RegistryQueryResponse.gif" alt="RegistryQueryResponse.gif"  width="188" height="627"  />
      </td>
      <td valign="top"><br>
[[%ATTACHURL%/RegistryResponse.xsd][RegistryResponse.xsd]]
<br><br>
<verbatim>
<?xml version="1.0" encoding="UTF-8"?>
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema">
    <xsd:element name="registryResponse">
        <xsd:complexType>
            <xsd:sequence>
                <xsd:group maxOccurs="1" minOccurs="1" ref="contains"/>
            </xsd:sequence>
        </xsd:complexType>
    </xsd:element>
    <xsd:element name="queryID">
        <xsd:simpleType>
            <xsd:restriction base="xsd:string"/>
        </xsd:simpleType>
    </xsd:element>
    <xsd:element name="resources">
        <xsd:complexType>
            <xsd:sequence>
                <xsd:group maxOccurs="1" minOccurs="1" ref="resourceList"/>
            </xsd:sequence>
        </xsd:complexType>
    </xsd:element>
    <xsd:element name="resource">
        <xsd:simpleType>
            <xsd:restriction base="xsd:anyURI"/>
        </xsd:simpleType>
    </xsd:element>
    <xsd:group name="contains">
        <xsd:sequence>
            <xsd:element maxOccurs="1" minOccurs="1" ref="queryID"/>
            <xsd:element maxOccurs="1" minOccurs="1" ref="resources"/>
        </xsd:sequence>
    </xsd:group>
    <xsd:group name="resourceList">
        <xsd:sequence>
            <xsd:element maxOccurs="unbounded" minOccurs="0" ref="resource"/>
        </xsd:sequence>
    </xsd:group>
</xsd:schema>
</verbatim>
      </td>
    </tr>
  </tbody>
</table>

---

-- KeithNoddle - 08 May 2003

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Topic revision: r2 - 2003-05-09 - KeithNoddle
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