SQLite nn PK AI U

To add a new table to an existing SQLite database with DB Browser for ... right, "PK" for primary key, "...

SQLite nn PK AI U

To add a new table to an existing SQLite database with DB Browser for ... right, "PK" for primary key, "AI" for autoincrement, and "U" for unique., 它们分别代表的意思是:PK:primary key 主键NN:not null 非空U... 魏亮的专栏. 05-19 7万+. 数据库 ...

相關軟體 SQLite (64-bit) 資訊

SQLite (64-bit)
SQLite 64 位是一個進程內庫,它實現了一個自包含的,無服務器的,零配置的事務性 SQL 數據庫引擎。 SQLite 的代碼是在公共領域,因此可用於任何目的,商業或私人。下載 Windows PC 的 SQLite 離線安裝程序安裝 64 位! SQLite 64 位是世界上部署最廣泛的數據庫,其應用程序數量比我們可以計算的還要多,其中包括幾個高性能項目。6123586SQLite 特性: ... SQLite (64-bit) 軟體介紹

SQLite nn PK AI U 相關參考資料
Adding a field to an SQLite table with DB Browser for SQLite

How to add a field to an SQLite database with DB Browser for SQLite. ... right, "PK" for primary key, "AI" for autoincrement, and "U" for unique.

http://support.moonpoint.com

Adding a table to a database with DB Browser for SQLite

To add a new table to an existing SQLite database with DB Browser for ... right, "PK" for primary key, "AI" for autoincrement, and "U" for unique.

http://support.moonpoint.com

mysql pk、nn、qu、b、un、zf、ai、g代表的意思_数据库_ ... - CSDN

它们分别代表的意思是:PK:primary key 主键NN:not null 非空U... 魏亮的专栏. 05-19 7万+. 数据库 ...

https://blog.csdn.net

SQLite Query Language: CREATE TABLE

Optionally, a PRIMARY KEY for the table. Both single column and composite (multiple column) primary keys are supported. A set of SQL constraints for each ...

https://www.sqlite.org

SQLite 操作筆記 - Poy Chang

建立資料表. CREATE TABLE IF NOT EXISTS TableName ( ID INTEGER PRIMARY KEY, Title TEXT, Subtitle TEXT, Content TEXT, Icon TEXT, Date TEXT ) ...

https://blog.poychang.net

What do column flags mean in MySQL Workbench? - Stack ...

In MySQL Workbench table editor there are 7 column flags available: PK, NN, UQ, BIN, UN, ZF, AI. PK obviously stands for Primary Key. What ...

https://stackoverflow.com

[Tip] What is the AI feature (and PK, FK, AI, NN and UQ ...

Hi,. by all of these switches you can control some field behavior. As you can see in attached image, the meaning of these shortcuts is following:.

https://skipper18.com

[轉]SQLite 類型數據類型@ pcwiki的部落格:: 痞客邦::

1、SQLite3支持NULL、INTEGER、REAL(浮点数字)、TEXT(字符串文本)和BLOB(二进制对象)数据 ... 3、但有一种情况例外:定义为INTEGER PRIMARY KEY的字段只能存储64位整数, 当向这种字段中保存除 ... char(n) n 长度的字串,n不能超过254。

http://pcwiki.pixnet.net

【.NET Core】使用SQLite - 語言的大雜燴

Visual Studio 2017 ver: 15.5.1 .NET Core 2.0; System.Data.SQLite. ... 加入欄位」,接著試需求將「名稱、類型、非空(not null)、PK、AI(自動增值)、U( ...

http://lhzyaminabe.blogspot.co

透過Python 將資料存入SQLite 教學- 小魚的資訊技術筆記 ...

在此步驟中,會建立一個資料表,本文以yahoo_price 命名,並建立3 個欄位,分別為:id、title、price. 其中id 請將PK、AI、U 勾選起來. 設定完成請選取 ...

https://medium.com