Bug 136279 Structure and table datatypes should be hidden.
Description: Structure and table datatype should be hidden. Steps to reproduce: In table data binding, I saw structure and table two datatypes. They are not supported now, so they should be removed.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/elements/DesignChoiceConstants.java
public static final String SORT_TYPE_COMPLEX_SORT = "complexSort"; 
	
	/**
	 * joinType -- join type of join condition.
	 */
	public static final String CHOICE_JOIN_TYPE = "joinType"; 
	public static final String JOIN_TYPE_INNER = "inner"; 
	public static final String JOIN_TYPE_LEFT_OUT = "left-out"; 
	public static final String JOIN_TYPE_RIGHT_OUT = "right-out"; 
	/**
	 * joinOperator -- join operator of join condition.
	 */
	public static final String CHOICE_JOIN_OPERATOR = "joinOperator"; 
	public static final String JOIN_OPERATOR_EQALS = "eq"; 
	
	/**
	 * actionTargetFileType -- target type of the linked file
	 */
	public static final String CHOICE_ACTION_TARGET_FILE_TYPE = "actionTargetFileType"; 
	public static final String ACTION_TARGET_FILE_TYPE_REPORT_DESIGN = "report-design"; 
	public static final String ACTION_TARGET_FILE_TYPE_REPORT_DOCUMENT = "report-document"; 
	
	/**
	 * actionBookmarkType -- target bookmark type
	 */
	public static final String CHOICE_ACTION_BOOKMARK_TYPE = "actionBookmarkType"; 
	public static final String ACTION_BOOKMARK_TYPE_BOOKMARK = "bookmark"; 
	public static final String ACTION_BOOKMARK_TYPE_TOC = "toc"; 
}