Merge 1.5.2.3 (~r10623)

git-svn-id: http://xe-core.googlecode.com/svn/trunk@10624 201d5d3c-b55e-5fd7-737f-ddc643e51545

tools/dbxml_validator/xml_delete.xsd

@@ -0,0 +1,53 @@
+<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" xml:lang="en">
+
+    <xsd:annotation>
+	<xsd:documentation>
+	    Redefines the main XML Query Language schema in XE to validate SQL DELETE
+	    statements.
+
+	    XpressEngine is an open source framework for creating your web sites.
+	    http://xpressengine.org/
+
+	    File:   tools/xml_delete.xsd
+	    Author: Adrian Constantin, Arnia Software (adrian.constantin@arnia.ro)
+	    Date:   09 mar 2012
+
+	</xsd:documentation>
+    </xsd:annotation>
+
+    <xsd:redefine schemaLocation="xml_colassign.xsd">
+
+	<xsd:complexType name="SqlStatementType">
+	    <xsd:annotation>
+		<xsd:documentation>
+		    Re-define SqlStatementType for a DELETE statement: include only the 
+		    &lt;tables&gt;, &lt;conditions&gt; and &lt;index_hint&gt; elements.
+
+		    &lt;conditions&gt; could be made a required element to prevent truncating
+		    an entire table by mistake.
+		</xsd:documentation>
+	    </xsd:annotation>
+
+	    <xsd:complexContent>
+		<xsd:restriction base="SqlStatementType">
+		    <xsd:all>
+			<xsd:element name="tables" type="DataChangeStatementTablesType" />
+			<xsd:element name="conditions" type="ConditionsType" minOccurs="0" />
+			<xsd:element name="index_hint" type="IndexHintsType" minOccurs="0" />
+		    </xsd:all>
+
+		    <xsd:attribute name="action" type="deleteActionAttributeType" use="required" />
+		</xsd:restriction>
+	    </xsd:complexContent>
+	</xsd:complexType>
+
+    </xsd:redefine>
+
+    <xsd:simpleType name="deleteActionAttributeType">
+	<xsd:restriction base="actionAttributeType">
+	    <xsd:pattern value="[Dd][Ee][Ll][Ee][Tt][Ee]" />
+	</xsd:restriction>
+    </xsd:simpleType>
+
+    <xsd:element name="query" type="SqlStatementType" />
+</xsd:schema>