PowerDesigner: 逆向工程: 利用sql脚本文件逆生成模型
MarkTime: missed
LogTime: 2024-11-09 15:15:08
开发完需要依据模块现有表结构, 生成pdm, 帮助后来者 通过直观展示的模块涉及表、表间关系 来 理解模块逻辑
版本说明
- Power Designer: Sybase PowerDesigner 16.5
- Oracle: Oracle Version 11g
- PL/SQL Developer: PLSQL Developer 14
前置准备
用于构建模型的sql脚本文件
/*==============================================================*/
/* Table: 驿站表: T_STATION */
/*==============================================================*/
-- Create table
DECLARE
AN_FLAG NUMBER;
BEGIN
SELECT COUNT(1) INTO AN_FLAG FROM USER_TABLES WHERE TABLE_NAME='T_STATION';
IF AN_FLAG=0 THEN
EXECUTE IMMEDIATE '
CREATE TABLE T_STATION
(
id VARCHAR2(32) not null,
name VARCHAR2(250),
type VARCHAR2(4),
area_code VARCHAR2(64),
address VARCHAR2(300),
lon NUMBER(10,6),
lat NUMBER(10,6),
link_man VARCHAR2(100),
link_man_tel VARCHAR2(20),
begin_time VARCHAR2(20),
end_time VARCHAR2(20),
cur_status VARCHAR2(2),
descption VARCHAR2(4000),
attach_id VARCHAR2(1000),
creator VARCHAR2(32),
create_time DATE,
updater VARCHAR2(32),
update_time DATE,
constraint PK_T_STATION_ID primary key (ID)
)';
END IF;
END;
/
-- Add comments to the table
COMMENT ON TABLE T_STATION IS '驿站表';
-- Add comments to the columns
COMMENT ON COLUMN T_STATION.id IS '主键';
COMMENT ON COLUMN T_STATION.name IS '驿站名称';
COMMENT ON COLUMN T_STATION.type IS '驿站类型: 字典值: CITIZEN_STATION_TYPE';
COMMENT ON COLUMN T_STATION.area_code IS '所属社区';
COMMENT ON COLUMN T_STATION.address IS '地址';
COMMENT ON COLUMN T_STATION.lon IS '经度';
COMMENT ON COLUMN T_STATION.lat IS '纬度';
COMMENT ON COLUMN T_STATION.link_man IS '联系人';
COMMENT ON COLUMN T_STATION.link_man_tel IS '联系电话';
COMMENT ON COLUMN T_STATION.begin_time IS '开放开始时间';
COMMENT ON COLUMN T_STATION.end_time IS '开放结束时间';
COMMENT ON COLUMN T_STATION.cur_status IS '服务状态: 0关闭; 1正常';
COMMENT ON COLUMN T_STATION.descption IS '简介';
COMMENT ON COLUMN T_STATION.attach_id IS '附件id';
COMMENT ON COLUMN T_STATION.creator IS '创建人';
COMMENT ON COLUMN T_STATION.create_time IS '创建时间';
COMMENT ON COLUMN T_STATION.updater IS '更新人';
COMMENT ON COLUMN T_STATION.update_time IS '更新时间';
/*==============================================================*/
/* Table: 驿站活动表: T_STATION_ACT */
/*==============================================================*/
-- Create table
DECLARE
AN_FLAG NUMBER;
BEGIN
SELECT COUNT(1) INTO AN_FLAG FROM USER_TABLES WHERE TABLE_NAME='T_STATION_ACT';
IF AN_FLAG=0 THEN
EXECUTE IMMEDIATE '
create table T_STATION_ACT
(
id VARCHAR2(32) not null,
station_id VARCHAR2(32),
name VARCHAR2(200),
begin_time DATE,
end_time DATE,
content VARCHAR2(4000),
attach_id VARCHAR2(2000),
creator VARCHAR2(32),
create_time DATE,
updater VARCHAR2(32),
update_time DATE,
release_time DATE,
status VARCHAR2(2),
constraint PK_T_STATION_ACT_ID primary key (ID)
)';
END IF;
END;
/
-- Add comments to the table
comment on table T_STATION_ACT IS '驿站活动表';
-- Add comments to the columns
COMMENT ON COLUMN T_STATION_ACT.id IS '主键';
COMMENT ON COLUMN T_STATION_ACT.station_id IS '驿站id';
COMMENT ON COLUMN T_STATION_ACT.name IS '活动名称';
COMMENT ON COLUMN T_STATION_ACT.begin_time IS '活动开始时间';
COMMENT ON COLUMN T_STATION_ACT.end_time IS '活动结束时间';
COMMENT ON COLUMN T_STATION_ACT.content IS '活动内容';
COMMENT ON COLUMN T_STATION_ACT.attach_id IS '附件';
COMMENT ON COLUMN T_STATION_ACT.creator IS '创建人';
COMMENT ON COLUMN T_STATION_ACT.create_time IS '创建时间';
COMMENT ON COLUMN T_STATION_ACT.updater IS '更新人';
COMMENT ON COLUMN T_STATION_ACT.update_time IS '更新时间';
COMMENT ON COLUMN T_STATION_ACT.release_time IS '发布时间';
COMMENT ON COLUMN T_STATION_ACT.status IS '活动状态: 1未开始;2进行中;3已结束';
COMMENT ON COLUMN T_STATION_ACT.reservation_id IS '预约事项id';
逆向所需的vbs脚本文件
作用: 将表结构的comment注释 赋予 对应的 表/列/视图
- pd的安装目录下有文件夹 VB Script, 可以考虑保存此VBS文件直接放置到自己本地里
- D:\IsDev\Sybase\PowerDesigner16\VB Scripts\A_LinForest_FormatToChinese.vbs (自己的PD安装目录)
alidationMode = True
InteractiveMode = im_Batch
Dim mdl ' the current model
' get the current active model
Set mdl = ActiveModel
If (mdl Is Nothing) Then
MsgBox "There is no current Model "
ElseIf Not mdl.IsKindOf(PdPDM.cls_Model) Then
MsgBox "The current model is not an Physical Data model. "
Else
ProcessFolder mdl
End If
Private sub ProcessFolder(folder)
On Error Resume Next
Dim Tab 'running table
for each Tab in folder.tables
if not tab.isShortcut then
tab.name = tab.comment
Dim col ' running column
for each col in tab.columns
if col.comment="" then
else
col.name= col.comment
end if
next
end if
next
Dim view 'running view
for each view in folder.Views
if not view.isShortcut then
view.name = view.comment
end if
next
' go into the sub-packages
Dim f ' running folder
For Each f In folder.Packages
if not f.IsShortcut then
ProcessFolder f
end if
Next
end sub
过程
- 先创建一个空model项目
- * DBMS 需要根据使用的数据库版本进行选择
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- 利用已经准备好的sql脚本, 来逆向生成物理模型
- 指尖路径:
- -> Database -> Update Model from Database(Ctrl + R)
- -> Add Files
- -> 确定
- 如果选择的文件内部有变动, 需要Clear All之后, 再Add Files来重新导入加载
- 指尖路径:
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- 上一步点击确定之后, sql脚本没问题的话就可以看到转换完成的模型了
- 聚焦 表Table/字段Column && 双击 => 查看对应表Table/字段Column的详情
- 聚焦 表Table && 单击长按不松开 => 拖拽调整排版
- ctrl + 鼠标滚轮滚动 => 缩放
- 可以使用 实线 标识 两个表字段间的关系
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- 此时的模型是直接用英文来标识字段的, 如果为了更加直观(以表结构的comment内容来展示), 需要借助vbs
- 指尖路径:
- -> Tools -> Execute Commands -> Edit/Run Script...
- -> 选择已存在vbs文件/直接复制前置准备-逆向vbsvbs至脚本输入框
- -> Run运行脚本
- -> Close
- 指尖路径:
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终
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