mysql easyearch别名问题

db/uasp.mysql.sql

@@ -21947,24 +21947,28 @@ WHERE
 DROP FUNCTION
 IF
 	EXISTS `next_sequence`;
-CREATE FUNCTION `next_sequence` ( seq_name VARCHAR ( 128 ) ) RETURNS BIGINT ( 20 ) DETERMINISTIC BEGIN
+CREATE FUNCTION `next_sequence`( seq_name VARCHAR ( 128 ) ) RETURNS bigint(20)
+    DETERMINISTIC
+BEGIN
 DECLARE
 	val BIGINT;
-
-SET val = 0;
 SELECT
 	next_val INTO val
 FROM
 	hibernate_sequences
 WHERE
 	sequence_name = seq_name;
+IF val is null THEN
+	SIGNAL SQLSTATE 'HY000' SET MESSAGE_TEXT = '序列不存在或者序列未设置初始值';
+END IF;
+
 UPDATE hibernate_sequences
 SET next_val = next_val + 1
 WHERE
 	sequence_name = seq_name;
 RETURN val;
 
-END;
+END
 
 
 ALTER TABLE WF_ApprovalRuleHandlerGroup ADD COLUMN LIMIT_HANDLER INT NULL COMMENT '分组最少审批人数';

huigou-uasp/src/main/resources/config/content/easysearch/easy-search-bpm.xml

@@ -22,7 +22,7 @@
                and p.proc_id = d.id
                and d.proc_id = :procKey
                and d.code = :procUnitId
-         ) __wf_approvalelement__
+         )
 		</sql>
 		<orderby>sequence desc</orderby>
 		<field name="id" code="id" type='hidden'/>

huigou-uasp/src/main/resources/config/content/easysearch/mysql/easy-search-bpm.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<easy-search-mappings>
+	<easy-search name="procApprovalElement" desc="选择流程审批要素" >
+		<sql>
+		 select id, code, name, kind_id, data_source_config, sequence from
+		 (select id, code, name, kind_id,data_source_config, sequence from wf_approvalelement
+		    where kind_id = 1
+		 union
+		 select t.id, t.code, t.name, t.kind_id, t.data_source_config, t.sequence from wf_approvalelement t, wf_procapprovalelement p, wf_procdef d
+            where t.id = p.element_id
+               and p.proc_id = d.id
+               and d.proc_id = :procKey
+               and d.code = :procUnitId
+         ) __wf_approvalelement__
+		</sql>
+		<orderby>sequence desc</orderby>
+		<field name="id" code="id" type='hidden'/>
+		<field name="编码" code="code" width="160"/>
+		<field name="名称" code="name"  width="200"/>
+		<field name="类型" code="kindId" type='hidden'/>
+		<field name="数据源配置" code="dataSourceConfig" type="hidden"/>
+	</easy-search>
+</easy-search-mappings>
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