当前位置:网站首页>Basic operation of database and table ----- phased test II

Basic operation of database and table ----- phased test II

2022-07-05 00:58:00 Onion love code

Basic operation of database and table ----- Phased test II

** Review the contents of Chapter II **

Basic operation of database and table ----- Create and view databases
Basic operation of database and table ----- Modifying and deleting databases
Basic operation of database and table ----- Classification of data
Basic operation of database and table ----- Create data table
Basic operation of database and table ----- Look at the data sheet
Basic operation of database and table ----- Modify data sheet
Basic operation of database and table ----- Delete data table
Basic operation of database and table ----- Primary key constraint
Basic operation of database and table ----- Non empty constraint
Basic operation of database and table ----- Unique constraint
Basic operation of database and table ----- Default constraint
Basic operation of database and table ----- Set the field value of the table to increase automatically
Basic operation of database and table ----- The concept of index
Basic operation of database and table ----- Create index
Basic operation of database and table ----- Delete index
Basic operation of database and table ----- Phased test II

Preface
full name : Onion love code
like :Java Programming
Important things are to be repeated for 3 times !!!
Welcome to visit , learn from each other
Welcome to visit , learn from each other
Welcome to visit , learn from each other
Let's learn about database !!!

Cuddle wood , Born in the end ; A hundred feet platform , From the soil ; A journey , Begins with a single step .------《 Lao tze 》
Today's learning task !!!!!
1、 Chapter II small test

One 、 Chapter two tests

Beginning of the test

 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
answer
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here

 Insert picture description here

 Insert picture description here  Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
answer
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here

 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
answer
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here

 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
answer
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here  Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here
 Insert picture description here  Insert picture description here
 Insert picture description here
 Insert picture description here  Insert picture description here
 Insert picture description here  Insert picture description here  Insert picture description here  Insert picture description here  Insert picture description here  Insert picture description here  Insert picture description here  Insert picture description here  Insert picture description here  Insert picture description here

One quart a day !!!
Just as Xue Zhiqian is not easy to praise Mao
" You are now a meteor " , But I believe you , If you stick to it, you're a superstar "

原网站

版权声明
本文为[Onion love code]所创,转载请带上原文链接,感谢
https://yzsam.com/2022/02/202202141100179722.html