• C ReferenceC Reference

    MySQL C API The MySQL C API uses several defined datatypes beyond the standard C types. These types are defined in the ‘mysql.h’ header file that must be included when compiling any program that uses the MySQL library. Datatypes MYSQL A structure representing a connection to the database server. The elements of the structure contain the name of the...

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  • PHP ReferencePHP Reference

    PHP provides a wide range of functions that are useful when creating database-driven applications. So many, in fact, that it would be unwieldy to list all of them in a book about MySQL. Therefore this reference chapter concentrates on the functions that PHP provides to interface directly with MySQL. This includes the new PHP database abstraction la...

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  • MySQL System TablesMySQL System Tables

    In Chapter XXX: Security we saw how MySQL used its own internal tables to store the access information used to perform authentication. There are actually several internal tables that are created as part of every MySQL server installation. MySQL uses these tables for a variety of purposes. Columns_Priv +-------------+--------------------------------...

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  • MySQL and Programs and UtilitiesMySQL and Programs and Utilities

    MySQL comes with a wealth of programs and utilities to make interacting with the database server easier. Some of these programs are used by the end user to read and write from the database, while others are meant for the database administrator to maintain and repair the database as a whole. In this chapter, we’ll provide detailed documentation for ...

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  • MySQL System VariablesMySQL System Variables

    A variety of settings can be used to customize the operation of MySQL. Settings fall into two main categories: ã Operating System Environment variables ã MySQL variables, which can be set via the command line or in a configuration file. Variables defined in multiple places follow obey the following order of precedence: 1. Items defined on the comma...

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  • Operators and FunctionsOperators and Functions

    Like any other programming language, SQL carries among its core elements operators and named procedures. This reference lists all of those operators and functions and explains how they evaluate into useful expressions. Operators MySQL operators may be divided into three kinds of operators: arithmetic, comparison, and logical. Rules of Precedence Wh...

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  • MySQL Data TypesMySQL Data Types

    MySQL supports a wide variety of data types to support the storage of different kinds of data. This chapter lists the full range of these data types as well as a description of their functionality, syntax, and data storage requirements. For each data type, the syntax shown uses square brackets ([]) to indicate optional parts of the syntax. The foll...

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  • SQL Syntax for MySQLSQL Syntax for MySQL

    In this chapter, we cover the full range of SQL supported by MySQL. If you are interested in compatibility with other SQL databases, MySQL supports the ANSI SQL2 standard. In that case, you should avoid using any proprietary MySQL extensions to the SQL standard. Basic Syntax SQL is a kind of controlled English language consisting of verb phrases. T...

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  • Giáo trình JavaGiáo trình Java

    Java is one of the simplest languages in which you can write MySQL applications. Its database access API JDBC (Java DataBase Connectivity) is one of the more mature database-independent database access APIs in common use. Most of what we cover in this chapter can be applied to Oracle, Sybase, MS SQL Server, mSQL, and any other database engine as we...

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  • C apiC api

    In this book,, we examine several different programming languages, Python, Java, Perl, PHP and C. Of these languages. C/C++ is by far the most challenging. With the other languages, your primary concern is the formulation of SQL, the passing of that SQL to a function call, and the manipulation of the resulting data. C adds the very complex issue of...

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