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if 动态sql 有条件的包含where子句 <select id="findActiveBlogLike" resultType="Blog"> select * from blog where status="ACTIVE" <if test="title != null&q

DynamicDataSource类 public class DynamicDataSource extends AbstractRoutingDataSource { /** * 获取线程下当前的数据源 * @return */ @Override protected Object determineCurrentLookupKey() ...