diff --git a/Dao/DB/DB1.Scheme.txt b/Dao/DB/DB1.Scheme.txt
index 8d69562..d344cf1 100644
--- a/Dao/DB/DB1.Scheme.txt
+++ b/Dao/DB/DB1.Scheme.txt
@@ -417,6 +417,7 @@ create table cm	(
 	,typejob varchar(100) null
 	,iscertificate	tinyint						not null	default 1
 	,isdel	tinyint	not null
+	,studydays int
 	,cdt datetime not null,cno bigint not NULL,udt datetime not null,uno bigint not NULL,uip varchar(50) not NULL
 	,primary key(cmno));
 
@@ -1029,6 +1030,8 @@ create table lect	(
 	,cmisno bigint null
 	,completetime datetime
 	,completeno varchar(50)
+	,sdate datetime
+	,edate datetime
 	,cdt datetime not null,cno bigint not NULL,udt datetime not null,uno bigint not NULL,uip varchar(50) not NULL
 	,primary key(lectno));