I. Constraint Constraints
At the end of the last essay, I mentioned the constraint, but there I translated it as a qualifier, not too accurate, here to correct it, it should be translated into a more appropriate constraint. So what is a constraint?
Introduction to SQLite and introduction to SQLite
I. Why SQLite?
SQLite is currently the most popular open-source embedded database. compared with many other embedded storage engines (NoSQL), such as BerkeleyDB and MemBASE, SQLite supports some
I. ConstraintsAt the end of the previous article, I mentioned constraints,However, I have translated it into a qualifier, which is not very accurate. Here I want to correct it first. It should be more appropriate to translate it into a constraint.So
SQLite Introduction, Learning notes, performance testing who, which companies or software are used in SQLite:Nokia ' s Symbian,mozilla,abobe,google, Alibaba, Fetion, Chrome,firefoxIt can be seen that the stability and performance of SQLite is not a
1.0 Introduction
The task of the Query planner is to find the best algorithm or to say "query plan" to complete an SQL statement. As early as SQLite version 3.8.0, the component of the query planner has been rewritten so that it can run faster and
I. Constraints
At the end of the previous article, I mentioned constraints, but I translated it into a qualifier, which is not very accurate. Here I should correct it first and translate it into constraints more appropriately. So what are
Simple introduction and application of Sqlite (I) Why should I use sqlite3? I believe many people do not know much about sqlite at the beginning like me. I don't understand why sqlite is used. Why not use Mysql (also one of my favorite databases )?
1) how to create an auto-increment field?
A simple answer: a field declared as integer primary key will be automatically added.
Here is a detailed answer: Starting from SQLite 2.3.4, if you declare a field in a table as integer primaryKey, so no
I believe that bloggers or passers-by who read my blog will think that SQLite is small, easy to learn, and simple. Next, I will upload my notes to my blog to help some people and myself. Because I know this is the case.
A few days ago, I saw someone
SQLite is a software library that implements a self-contained, server-free, 0-configured, transactional SQL database engine. SQLite is one of the fastest growing database engines, which is growing in popularity, regardless of its size. SQLite source
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