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+## USCI GUI DataBase Readme
+### Table DDL
+```Sql
+CREATE TABLE
+    `Account`(
+        `UserID` varchar(200) PRIMARY KEY NOT NULL,
+        `UserCode` varchar(200) NOT NULL,
+        `UserName` varchar(200) NOT NULL,
+        `Password` varchar(200) NOT NULL,
+        `RoleID` varchar(200) NOT NULL REFERENCES `Role`(`RoleID`),
+        `Comment` varchar(500)
+    );
+
+CREATE TABLE
+    `Image`(
+        `ImageUID` NVARCHAR(200) PRIMARY KEY NOT NULL,
+        `SopInstanceUID` NVARCHAR(200),
+        `InstanceNumber` INT,
+        `ImageFullPath` NVARCHAR(500),
+        `SeriesUID` NVARCHAR(200) NOT NULL REFERENCES `Series`(`SeriesUID`)
+    );
+
+CREATE TABLE
+    `Patient` (
+        `PatientUID` NVARCHAR(200) primary key not null,
+        `PatientID` NVARCHAR(200) not null,
+        `PatientName` NVARCHAR(200) not null,
+        `Birthdate` DATE not null,
+        `Sex` NVARCHAR(200) not null,
+        `Comment` TEXT,
+        `Flag` int default 0 not null
+    );
+
+CREATE TABLE
+    `Role`(
+        `RoleID` NVARCHAR(200) PRIMARY KEY NOT NULL,
+        `RoleName` NVARCHAR(200) NOT NULL,
+        `Permissions` NVARCHAR(500),
+        `Comment` NVARCHAR(500)
+    );
+
+CREATE TABLE
+    Scan(
+        ScanID VARCHAR(255) NOT NULL PRIMARY KEY COMMENT 'ScanID same as measurementID, Primary Key',
+        ReferenceID VARCHAR(255) NOT NULL,
+        PatientID VARCHAR(255) NOT NULL,
+        AddTime DATETIME COMMENT 'Add Time',
+        State int DEFAULT 0 COMMENT '0 added, 1 transfered, 2 Reconed, 3 DICOM transfered',
+        UpdateTime DATETIME COMMENT 'Update Time'
+    ) COMMENT '';
+
+CREATE TABLE
+    EScan(
+        ScanID VARCHAR(255) NOT NULL PRIMARY KEY COMMENT 'ScanID same as measurementID, Primary Key',
+        AddTime DATETIME COMMENT 'Add Time',
+        State int DEFAULT 0 COMMENT '0 using, -1 expired',
+        UpdateTime DATETIME COMMENT 'Update Time'
+    ) COMMENT '';
+```
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