弄清楚了。对于任何有兴趣的人，我的
<filter>属性在错误的位置：
之前：
<bag name="Clips" table="ctv_bb_contentAudVidlinks"> <key column="fk_contentPackageId"></key> <many-to-many column="fk_AudVidId"></many-to-many> <filter name="effectiveDate" condition=":asOfDate BETWEEN startDate and endDate" /></bag>
后：
<bag name="Clips" table="ctv_bb_contentAudVidlinks"> <key column="fk_contentPackageId"></key> <many-to-many column="fk_AudVidId"> <filter name="effectiveDate" condition=":asOfDate BETWEEN startDate and endDate" /> </many-to-many></bag>
