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 development, small databases are usually used for
) from table name
To re-query:
Copy Code code as follows:
SELECT DISTINCT num from class
Select DISTINCT key name from table name
Three, the simple use method of Mesasqlite
Mesasqlite is a visual SQLite database editing software, very convenient to use. The following address is the download link: http://www.jb51.net/softs/419734.html.
1. Create a database file
Open the Mesasqlite software, select File in the navig
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, the native framework also has good support.
Ii
Tags: ack com family data trigger create software management Microsoft programSometimes, we use Python created a test.sqlite file, want to see the data inside, in addition to using Python to connect to the database,SELECT out, what is the best way? It is recommended to use a small tool db Browser for SQLite with the software management of the computer steward can be easily installed, after installation,
To do well, you must first sharpen your tools. Learning SQLite's command line tool is very helpful for us to learn SQLite itself. The most basic one is that it makes learning SQLite easier and more enjoyable. To put it bluntly, the official download website of SQLite provides a command line
Label:December 13, 2014 14:36 Sina blog (Transferred from Http://www.cnblogs.com/nmj1986/archive/2012/09/17/2688827.html) Demand: There are two different SQLite databases A, B, you need to copy the table in the B database to a database, when the amount of data is small, you can direct the table into a. sql file in the database visualizer Navicat, and then run the SQL file in another database. However, when the amount of data is large, this operation
Label:工欲善其事, its prerequisite. Learning SQLite's command-line tools is very helpful for us to learn about SQLite itself. The basic one is that it makes the process of learning sqlite easier and more enjoyable. let's go back to the official website of SQLite, which provides command-line tools to support multiple platforms, and we can do most of the usual
inserted the database.
Rowsaffected-The number of rows that the SQL statement changed.
Rows.length-the number of rows returned by the query.
Rows.item (function)-Rows.item (index) returns the row with the given index. If there is no such row, NULL is returned.
Rows.array (Number_)-The actual row array returned by the query. You can use it directly instead of getting rows through Rows.item ().
The next one to continue the in
A simple voting tool has recently been implemented-a soldier's vote (hereinafter referred to as "the Software").
The software is a simple web-based voting tool, implemented using Php+sqlite.
This software is open source, free software.
Software Download Address:
Https://sourceforge.net/projects/xb-vote/files/latest/download?source=files
Once a user has reg
In view of the frequent use of Sqlite database for data persistence, a little encapsulation, easy to use.This package class mainly supports the function
Supports multi-user data storage
Support for SQLite database upgrade
Support for incoming SQL statement build table
Support Sqlitedatabase basic operation. For example: Execsql, rawquery, insert, etc.
Resolves a database concurrency
: This article mainly introduces a simple Web-based voting tool (PHP + SQLite implementation). If you are interested in PHP tutorials, refer to it. Recently, a simple voting tool, called the "software", was implemented ").
This software is a simple Web-based voting tool, which is implemented using PHP + SQLite.This
Import MySQL Data to the SQLite database, but the SQL file exported by MySQL cannot be directly imported to SQLite, and you are too lazy to write code,
So I searched the internet, and there was such a tool to implement CYQ. DBImort.
Http://www.cyqdata.com/download/article-detail-42517
It is easy to use. You only need to enter the link string of from to. The st
Once the database is created, we may want to see if the data in the database was successfully inserted, and many people prefer to use the graphical interface tools to manage the SQLite database. SQLite GUI management tool has many, I recommend using Sqlitestudio tool, Http://sqlitestudio.pl/?act=download. The Sqlitestu
Tags: sqlite php lighttpdA simple voting tool has recently been implemented-a soldier's vote (hereinafter referred to as "the Software").The software is a simple web-based voting tool, implemented using Php+sqlite. This software is open source, free software.Software:Https://sourceforge.net/projects/xb-vote/files/lates
Shell of sqlite3 (1)
Sqlite3.exe is a tool for SQLite to access the database, in the form of command lines.There are two types of shell commands. The first is the shell command, which starts with a point. The second is the SQL command used to manage the current database, ending with a semicolon.Shell commands are divided into the following types: control data display mode; Set shell to read and display dat
Tags: blog http io os ar using SP file dataOnce the database is created, we may want to see if the data in the database was successfully inserted, and many people prefer to use the graphical interface tools to manage the SQLite database. SQLite GUI management tool has many, I recommend using Sqlitestudio tool, Http://s
The MySQL data imported into the SQLite database, but the MySQL exported SQL files can not be directly imported into the SQLite, they do not bother to write code,
So the internet search, there is really such a tool can achieve cyq. Dbimort
Download Address http://www.cyqdata.com/download/article-detail-42517
Use is also very simple, as long as you fill out the
For some businesses with concurrent requirements, especially when docking external traffic, the product must be done before the launch is a stress test, but the normal pressure test can not cover all situations. Take Gemeter, AB,, Webbench, http_load for example, these through the simulation request of the pressure test tool, can only send specific parameters, for some parameter exception caused by the program processing exception is not considered, s
Currently received a small task to do a Windows system under the file retrieval, Replication tool. The task uses Python's own GUI tool Tkinter writing interface, after testing, functional stability.
The specific use of the following methods:
(1) above, Box 3 is a tkinter write file retrieval, Replication
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.