物料库存数量金额表SQL错误

applications/document/document-server/src/main/resources/mapper/ProductMapper.xml

@@ -494,7 +494,7 @@
     </select>
     <select id="selectCalculateFields" resultType="string">
         select   ${fields}
-        from productonhand tab left join Product on pr_id = po_prodid and productonhand.companyId = product.companyId
+        from productonhand left join Product on pr_id = po_prodid and productonhand.companyId = product.companyId
         <where>
             <if test="con != null">
                 ${con}