涓銆佺粦瀹氬弬鏁?br /> 1銆佷嬌鐢?#8220;錛?#8221;鎸囧畾鍙傛暟
閫氳繃Query鎺ュ彛鍙互鍏堣瀹氭煡璇㈠弬鏁幫紝鐒跺悗閫氳繃setXXX()絳夋柟娉曪紝灝嗘寚瀹氱殑鍙傛暟鍊煎～鍏ワ紝鑰屼笉鐢ㄦ瘡嬈＄紪鍐欏畬鏁寸殑HQL銆?br /> Query query = session.createQuery(“from Student s where s.age>? and s.name like 錛?#8221;)
query.setInteger(0,25);
query.setString(1,”%clus%”);
……………….
2銆佷嬌鐢?#8220;錛?#8220;鍚庤窡鍙橀噺鐨勬柟娉曡緗弬鏁?br /> 鍙互浣跨敤鍛藉悕鍙傛暟鏉ュ彇浠?#8220;錛?#8220;璁劇疆鍙傛暟鐨勬柟娉曪紝榪欏彲浠ヤ笉鐢ㄦ潵渚濈収鐗瑰畾鐨勯『搴忔潵璁懼畾鍙傛暟鍊鹼紝姣斿涓婇潰鐨勭ず渚嬩唬鐮佷篃鍙互鍐欎負錛?br /> Query query = session.createQuery(“from Student s where s.age>:minAge and s.name like :likeName”)
query.setInteger(minAge,25);
query.setString(likeName,”%clus%”);
………………..
4銆乻etEntity()鏂規硶
setEntity()鏂規硶鎶婂弬鏁頒笌鎸佷箙鍖栫被鐨勭ず渚嬬粦瀹?br /> Team team = (Team)session.get(Team.class,”aaa565efc767”);
Query query = session.createQuery(“from Student s where s.team>:team”)
query. setEntity(“team”,team);
…………………………..
5銆乻etParameter()鏂規硶
setParameter()鏂規硶鍏ㄧО鏄痵etParameter(String paraName,瀹炰緥,瀹炰緥綾誨瀷)錛岃繖涓柟娉曞彲浠ョ粦瀹氫換鎰忕被鍨嬬殑鍙傛暟銆傚鍙妸涓婇潰鐨勬敼鍐欎負錛?br /> query.setParameter(“team”,team,Hibernate.entity(Team.class))錛屽叾涓?Hibernate.entity()鎸囧畾鏄犲皠鐨凥ibernate 綾誨瀷錛屼篃鍙互涓嶈錛屽錛?br /> query.setParameter(“team”,team)
……………..
6銆乻etPropertyies()鏂規硶
setPropertyies()鐨勫叏縐版槸setPropertyies(綾誨疄渚?銆傚畠灝嗙被瀹炰緥鐨勫睘鎬у悕涓庡弬鏁板肩浉瀵瑰簲錛屽錛?br /> Student stu = new Student();
Stu.setAge(99);
Query query = session.createQuery(“from Student s where s.age=:age”);
query.setProperties(stu);
……………….
浜屻佷嬌鐢ㄥ懡鍚嶆煡璇?br /> 鍙互灝咹QL璇彞鍐欏湪紼嬪簭涔嬪錛屼互閬垮厤紜紪鐮佸湪紼嬪簭涔嬩腑錛岄渶瑕佺殑鏃跺欏彲浠ラ殢鏃舵洿鏀癸紝鍦?.hbm.xml涓嬌鐢?lt;query/>鏍囩錛屽茍鍦?lt;![CDATA[涓嶿]>涔嬮棿緙栧啓HQL錛岀紪鍐欑殑浣嶇疆鏄湪</class>鑺傜偣涔嬪悗</hibername-mapping>鑺傜偣涔嬮棿銆傚錛?br /> <?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
<class name="com.kissjava.Student" table="student" lazy="true">
<id name="id" unsaved-value="null">
<generator class="uuid.hex"/>
</id>
<property name="name" type="string"/>
<property name="age" type="int"/>
</class>
<!-- 璁劇疆鍛藉悕鏌ヨ -->
<query name="namedQueryAgeName"><!-- 姝ゆ煡璇㈣璋冪敤鐨勫悕瀛?-->
<![CDATA[
from Student s where s.age>:minAge and s.name like:likeName
]]>
</query>
</hibernate-mapping>
<query>鐨刵ame灞炴х敤鏉ヨ瀹氭煡璇㈠閮℉QL鏃剁殑鍚嶇О渚濇嵁錛屼嬌鐢ㄥ懡鍚嶆煡璇㈢殑婧愮爜濡備笅錛?br /> Query query = session.getNamedQuery(“namedQueryAgeName”)
query.setInteger(minAge,25);
query.setString(likeName,”%clus%”);
………………..
]]>