The it career planning system uses Java language for coding in the jdk environment, and uses Mysql to create data tables to save the data generated by this system. The system can provide information display and corresponding services. In short, the IT career planning system centrally manages information and has many advantages such as strong confidentiality, high efficiency, large storage space, and low cost. It can reduce information management costs and realize computerization of information management.
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As shown in the figure is the user information management page. The functions provided to administrators on this page include: user information query management, which can delete user information, modify user information, add user information, and also perform fuzzy queries on user names. condition.
As shown in the figure is the career introduction management page. The functions provided to the administrator by this page include: conditional query based on the career introduction, and the ability to add, modify, query, etc. to the career introduction.
After understanding the common concepts of table structure design, you need to use the ER model drawn previously to complete the design of the table structure, create data tables in the database, and name each data table. The design results are presented below in tabular form.
Dictionary table
| serial number |
List |
type of data |
illustrate |
Allow empty |
| 1 |
Id |
Int |
id |
no |
| 2 |
dic_code |
String |
Field |
yes |
| 3 |
dic_name |
String |
Field name |
yes |
| 4 |
code_index |
Integer |
coding |
yes |
| 5 |
index_name |
String |
encoding name |
yes |
| 6 |
super_id |
Integer |
Parent field id |
yes |
| 7 |
beizhu |
String |
Remark |
yes |
| 8 |
create_time |
Date |
creation time |
yes |
Exam paper form
| serial number |
List |
type of data |
illustrate |
Allow empty |
| 1 |
Id |
Int |
id |
no |
| 2 |
exampaper_name |
String |
Paper name |
yes |
| 3 |
exampaper_date |
Integer |
Exam duration (minutes) |
yes |
| 4 |
exampaper_myscore |
Integer |
Total score of test paper |
yes |
| 5 |
game_types |
Integer |
Subject |
yes |
| 6 |
exampaper_types |
Integer |
Exam paper status |
yes |
| 7 |
zujuan_types |
Integer |
How to organize the volume |
yes |
| 8 |
exampaper_delete |
Integer |
Logical deletion (1 means not deleted, 2 means deleted) |
yes |
| 9 |
create_time |
Date |
creation time |
yes |
Examination Paper Question Sheet
| serial number |
List |
type of data |
illustrate |
Allow empty |
| 1 |
Id |
Int |
id |
no |
| 2 |
exampaper_id |
Integer |
test paper |
yes |
| 3 |
examquestion_id |
Integer |
test questions |
yes |
| 4 |
exampapertopic_number |
Integer |
test score |
yes |
| 5 |
create_time |
Date |
creation time |
yes |
Test question list