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我想写JdbcPagingItemReader与像一个复杂的查询:JdbcPagingItemReader具有多个选择查询
从YYY选择XXX,其中a = b和c =(从(F)YYY其中A = B选择最大)
...带参数。
这里是我写我的查询:
<bean
class="org.springframework.batch.item.database.support.SqlPagingQueryProviderFactoryBean">
<property name="dataSource" ref="dataSource" />
<property name="selectClause" value="SELECT ohrefnum" />
<property name="fromClause" value="FROM orderhdr_all" />
<property name="whereClause"
value="WHERE customer_id =: CUSTOMER_ID AND ohentdate = (SELECT MAX (ohentdate) FROM orderhdr_all WHERE customer_id =: CUSTOMER_ID)" />
<property name="sortKey" value="ohrefnum" />
</bean>
,但它引发以下错误:java.sql.SQLException: Missing IN or OUT parameter at index:: 2