Bug 124761 When add two filters, one is 'State is equal to CA' and the other is 'EmployeeId is Top 10',the data can be extracted.
Description: When add two filters, one is 'State is equal to CA' and the other is 'EmployeeId is Top 10',the data can not be extracted. Steps to reproduce: 1. import the attached report 2. preview Actual result: the data can not be extracted. Expect result: The intersection set of the data 'State is equal to CA' and the data 'EmployeeId is Top 10' should be displayed.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/odi/IQuery.java
}       
    }
 
    /**
     * Defines a grouping criterion on an IQuery.
     */
    public static class GroupSpec
    {
        /**
         * No grouping interval unit specified.
         */
    	public static final int NO_INTERVAL = 0;
    	/**
         * Grouping interval unit is Year.
         */
    	public static final int YEAR_INTERVAL = 1;
    	
    	/**
         * Grouping interval unit is Month.
         */
    	public static final int MONTH_INTERVAL = 2;
    	
    	/**
         * Grouping interval unit is Quarter.
         */
    	public static final int QUARTER_INTERVAL = 3;
    	
    	/**
         * Grouping interval unit is Week.
         */