Index: ssts-basedata/src/main/java/com/forgon/disinfectsystem/entity/datamodifyrecord/DataModifyRecord.java
===================================================================
diff -u -r33302 -r33538
--- ssts-basedata/src/main/java/com/forgon/disinfectsystem/entity/datamodifyrecord/DataModifyRecord.java	(.../DataModifyRecord.java)	(revision 33302)
+++ ssts-basedata/src/main/java/com/forgon/disinfectsystem/entity/datamodifyrecord/DataModifyRecord.java	(.../DataModifyRecord.java)	(revision 33538)
@@ -6,6 +6,7 @@
 import javax.persistence.GeneratedValue;
 import javax.persistence.GenerationType;
 import javax.persistence.Id;
+import javax.persistence.Lob;
 
 import org.hibernate.annotations.Cache;
 import org.hibernate.annotations.CacheConcurrencyStrategy;
@@ -143,6 +144,7 @@
 		this.modifyType = modifyType;
 	}
 
+	@Lob
 	public String getOldValue() {
 		return oldValue;
 	}
@@ -151,6 +153,7 @@
 		this.oldValue = oldValue;
 	}
 
+	@Lob
 	public String getNewValue() {
 		return newValue;
 	}
Index: ssts-web/src/main/webapp/dataUpdater/sqls/4.9.89_4.9.90_sqlserver.sql
===================================================================
diff -u
--- ssts-web/src/main/webapp/dataUpdater/sqls/4.9.89_4.9.90_sqlserver.sql	(revision 0)
+++ ssts-web/src/main/webapp/dataUpdater/sqls/4.9.89_4.9.90_sqlserver.sql	(revision 33538)
@@ -0,0 +1,2 @@
+ALTER TABLE DataModifyRecord ALTER COLUMN oldValue text;
+ALTER TABLE DataModifyRecord ALTER COLUMN newValue text;
\ No newline at end of file
Index: forgon-tools/src/main/java/com/forgon/Constants.java
===================================================================
diff -u -r33515 -r33538
--- forgon-tools/src/main/java/com/forgon/Constants.java	(.../Constants.java)	(revision 33515)
+++ forgon-tools/src/main/java/com/forgon/Constants.java	(.../Constants.java)	(revision 33538)
@@ -27,7 +27,7 @@
 			"4.9.25","4.9.26","4.9.27","4.9.28","4.9.29","4.9.30","4.9.31","4.9.32","4.9.33","4.9.34","4.9.35","4.9.36","4.9.37","4.9.38","4.9.39","4.9.40","4.9.41","4.9.42","4.9.43","4.9.44",
 			"4.9.45","4.9.46","4.9.47","4.9.48","4.9.49","4.9.50","4.9.51","4.9.52","4.9.53","4.9.54","4.9.55","4.9.56","4.9.57","4.9.58","4.9.59","4.9.60","4.9.61","4.9.62",
 			"4.9.63","4.9.64","4.9.65","4.9.66","4.9.67","4.9.68","4.9.69","4.9.70","4.9.71","4.9.72","4.9.73","4.9.74","4.9.75","4.9.76","4.9.77","4.9.78","4.9.79","4.9.80","4.9.81","4.9.82","4.9.83","4.9.84","4.9.85",
-			"4.9.86","4.9.87","4.9.88","4.9.89"};
+			"4.9.86","4.9.87","4.9.88","4.9.89","4.9.90"};
 
 	// 版本列表(4.0版本升级4.1版需要分两步:先从4.0升到4.1.0、然后从4.1.0升级4.1最新版本)
 	/*public final static String[] SOFTWARE_VERSION_ARRAY = new String[] {
Index: ssts-web/src/main/webapp/dataUpdater/sqls/4.9.89_4.9.90_oracle.sql
===================================================================
diff -u
--- ssts-web/src/main/webapp/dataUpdater/sqls/4.9.89_4.9.90_oracle.sql	(revision 0)
+++ ssts-web/src/main/webapp/dataUpdater/sqls/4.9.89_4.9.90_oracle.sql	(revision 33538)
@@ -0,0 +1,12 @@
+execute immediate 'alter table DataModifyRecord add (foo clob)';
+execute immediate 'update DataModifyRecord set foo = oldValue';
+execute immediate 'commit';
+execute immediate 'alter table DataModifyRecord drop column oldValue';
+execute immediate 'alter table DataModifyRecord rename column foo to oldValue';
+execute immediate 'commit';
+execute immediate 'alter table DataModifyRecord add (foo clob)';
+execute immediate 'update DataModifyRecord set foo = newValue';
+execute immediate 'commit';
+execute immediate 'alter table DataModifyRecord drop column newValue';
+execute immediate 'alter table DataModifyRecord rename column foo to newValue';
+execute immediate 'commit';
\ No newline at end of file