Sqlite Study Notes 4: Create and Delete tables and sqlite Study Notes
If you have done so much, isn't it just to get a few tables for data? Let's take a look at how to create a new table.
1. Create a table
The basic syntax is as follows:
The basic content of the database has been mentioned earlier. Next, let's take a look at how to use sqlite in the C language. One interface: sqlite3_open (constchar * filename, sqlite3 ** ppDb) Open the database. If the database does not exist, create a new
SQLite tutorial (5): database and transaction, sqlite tutorial
I. Attach database:
The attach database statement adds another DATABASE file to the current connection. If the file name is ": memory:", we can regard it as a memory
Until you learn! Find information before you learn
SQLite's SQL
ATTACH DATABASE
BEGIN TRANSACTION
Comment
COMMIT TRANSACTION
COPY
CREATE INDEX
CREATE TABLE
CREATE TRIGGER
CREATE VIEW
DELETE
DETACH DATABASE
DROP INDEX
DROP TABLE
DR
Commonly used SQLite database statements and SQLite visualization tool on MAC MeasSQLlite
SQLite is an open-source embedded relational database. Its compact, concise, and fast features are very easy to use in mobile application data management.
I. Introduction
In mobile deve
Sqlite Study Notes 1: Compile the database and sqlite Study Notes
First, I am using a Linux environment.
1. Download source code
Download from the official website: click here
Second compilation
1. Decompress
After the download is complete, it is generally in the "Download" directory of the current user, first cd to the download directory, and then
The basic content of the database is almost the same as before. Take a look at how to use SQLite in the C language.
One interface
Sqlite3_open (const char *filename, Sqlite3 **ppdb)
Open the database, assume that the database does not exist, create
Python connects to sqlite and operations, and python connects to sqlite
Import sqlite3 # query def load (table): # connect to the database con = sqlite3.connect ("E:/Datebase/SQLiteStudio/Park. db ") # obtain the cursor cur = con. cursor () # query the entire table cur.exe
First, Introduction:
SQLite is currently the most popular open source embedded database, and many other embedded storage engine (NoSQL), such as BerkeleyDB, Membase, and so on, SQLite can well support the basic characteristics of relational databases, such as standard SQL syntax, transactions, Data tables and indexes, and so on. In fact, although
Android learning notes -- Sqlite database, android -- sqlite
I learned about data storage in Android a few days ago, including file storage, SharedPreferences storage, and the feature of Acndroid: SQLite database storage. I was surprised that a lightweight
Android-database SQLite, android-sqlite
The SQLite database on the android platform is a lightweight database that supports standard SQL statements.
This article introduces
Create an
Simple PHP-implemented SQLite database class and usage example, sqlite example
This article provides examples of simple PHP operations on SQLite database classes and usage. We will share this with you for your reference. The details are as follows:
Desktop lightweight Database options: Access, SQLite, write by yourself?
1. Access
When we do small projects, especially small MIS systems, we usually use databases to store data. It has been observed that most small systems use access databases. Some systems have changed the data file suffix to cover up the database type. In fact, as long as the data is changed
First, the introduction
In mobile development, some small databases are often used for data management. SQLite is a very small and convenient database, in the development of iOS, the original framework also has a good support.
Second, sqlite commonly used statements
The significance of the database is its integratio
efficient version (it has an ADO packaging layer and the useless features included), but it is indeed a very easy-to-use version, it may be worth using for a long time.
Find the DLL:
Copy the found DLL (system. Data. SQLite. dll) to your project and add references.
Download and install an SQLite GUI tool. sqliteman has a very good Windows version. The guide says this:
The tool I
Common SQLite database statements and how to use SQLite visualization tool MeasSQLlite on MAC, sqlitemeassqllite
I. Introduction
In mobile development, small databases are usually used for data management. SQLite is a very small and convenient database. In iOS development, t
ArticleDirectory
The SQLite library contains a command line named sqlite3, which allows you to manually enter and execute SQL commands for the SQLite database. This document provides a brief description of sqlite3.
The SQLite library contains a command line named sqlite3, which allows you to manually enter
.
The last step of the guide is to create an SQLite database:
Create a database using GUI and create a test table at will. A separate file with. s3db as the end is displayed.
Once system. Data.
Reference http://blog.csdn.net/sdsxleon/article/details/18259973 very goodhttps://github.com/2point0/Android-Database-Locking-Collisions-Example Examplehttp://www.eoeandroid.com/forum.php?mod=viewthreadtid=333473Http://bbs.51cto.com/thread-990260-1.htmlWith transactions, the speed will be veryScenario 1:SQLiteis essentially writing the data to a file, typically found under the app's package namexxx.dbthe file that hasRootpermission of the phone, which
Introduction | data | Database This article discusses the more popular embedded development combination arm+uclinux, namely the target Development Board for Samsung S3C4510, complete SQLite on its uclinux transplant.
This article assumes that you have the ability to properly compile uclinux kernel, that is, the ability to complete make Menuconfig;makedep;makelib_only;make user_only;makeromfs;makeimage ; ma
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