getCouponRetrieveList 쿼리문 수정

src/main/java/com/style24/persistence/mybatis/shop/TsaCoupon.xml

@@ -247,7 +247,7 @@
 			AND	   A.CPN_ID = #{cpnId}
 		</if>
 		<if test="cpnNm !=null and cpnNm !=''">
-			AND	   A.CPN_NM LIKE '%'||#{cpnNm}||'%'
+			AND	   A.CPN_NM LIKE CONCAT('%',#{cpnNm},'%')
 		</if>
 		<if test="cpnType !=null and cpnType !=''">
 			AND	   A.CPN_TYPE = #{cpnType}