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Accessing MySQL Servers from Perl Programs
A tutorial example is provided on what programs and modules are needed to access MySQL servers from Perl programs, and how to install them.
2022-10-01, ∼361🔥, 0💬

MySQL Server on macOS
This chapter provides tutorial notes on MySQL server for macOS systems. Topics include installing MySQL Server on macOS; connecting MySQL Server on macOS using localhost IP address.
2022-10-01, ∼361🔥, 0💬

Numeric Value Functions
Describes some commonly used numeric functions like, ABS(), CEILING(), COS(), PI(), RANDOM(), ROUND(), and TRUNCATE().
2022-10-01, ∼360🔥, 0💬

Use Index for Better Performance
This chapter provides tutorial notes on Index. Topics include introduction of index; using index to reduce searching time; creating composite indexes on value combinations of multiple columns.
2022-10-01, ∼357🔥, 0💬

Character Strings and Bit Strings
This chapter provides tutorial notes on character strings and bit strings. Topics include character string operations and functions; bit string operations and functions.
2022-10-01, ∼356🔥, 0💬

Data Literals
Describes how to enter data into programs as data literals for different datatypes.
2022-10-01, ∼355🔥, 0💬

Using SELECT to Query Database
This chapter provides tutorial notes on SELECT query statements. Topics include SELECT statement syntax, FROM clause, WHERE clause, GROUP BY clause, ORDER BY clause, JOIN table operations.
2022-10-01, ∼354🔥, 0💬

Scopes of System Variables: Global and Session
This section describes global and session scopes of system variables. GLOBAL and SESSION keywords can be used to separate system variable scopes.
2022-10-01, ∼354🔥, 0💬

Storage Engines in MySQL Server
This chapter provides tutorial notes on MySQL storage engines. Topics include listing of pluggable storage engines; cluster index data structure used on InnoDB storage engine; system variables, status variables and statistical information on InnoDB engine.
2022-10-01, ∼353🔥, 0💬

ALTER TABLE - Statement to Alter Table Structures
A tutorial example is provided on how to use ALTER TABLE statements to add, delete, modify, columns and indexes.
2022-10-01, ∼352🔥, 0💬

Table Column Types for Date and Time Values
Describes 6 types of table columns to store date and time values: TIME, DATE, TIMESTAMP, TIME WITH TIME ZONE, TIMESTAMP WITH TIME ZONE, and INTERVAL.
2022-10-01, ∼351🔥, 0💬

Configuring PHP for MySQL Server Access
A tutorial example is provided on how to configure the PHP engine for MySQL server connection access. Setting, extension=php_mysql.dll, needs to be turned on in the configuration file php.ini.
2022-10-01, ∼350🔥, 0💬

Secondary Index on InnoDB Table
This section describes what is secondary index on an InnoDB table. Any any non-primary index is called secondary index.
2022-10-01, ∼348🔥, 0💬

Install MySQL Database Server on CentOS
This section provides a tutorial example on how to install MySQL 8.0 server on CentOS 8 systems using 'dnf/yum' as the package manager.
2022-10-01, ∼347🔥, 0💬

What Is InnoDB Storage Engine
This section describes the InnoDB storage engine, the default storage engine in the newer versions of MySQL server.
2022-10-01, ∼347🔥, 0💬

CREATE INDEX - Statement to Create Indexes
A tutorial example is provided on how to create indexes as part of CREATE TABLE statements or using CREATE INDEX standalone statements.
2022-10-01, ∼346🔥, 0💬

Window Functions for Statistical Analysis
This chapter provides tutorial notes on Window Functions. Topics include introduction of window functions; OVER clause to identify window functions; PARTITION BY clause to form multiple windows; ROWS and RANGE clauses to specify moving frames; WINDOW clause to name windows.
2022-10-01, ∼346🔥, 0💬

Table Column Types for Approximate Numbers
Describes 3 types of table columns to store approximate numbers: FLOAT, REAL and DOUBLE PRECISION.
2022-10-01, ∼345🔥, 0💬

JOIN - Operation to Join Two Tables
Describes JOIN operations to join two tables in different ways: CROSS JOIN, INNER JOIN, LEFT OUTER JOIN, RIGHT OUTER JOIN.
2022-10-01, ∼345🔥, 0💬

Commonly Used Functions
This chapter provides tutorial notes on built-in functions. Topics include commonly used flow control functions, character string functions, numeric functions, data and time functions, the cast function.
2022-10-01, ∼344🔥, 0💬

What Is SQL
This section provides a quick introduction of SQL (Structured Query Language), a computer language that allows users to interact with RDBMS to define create data structure and manage data instances.
2022-10-01, ∼343🔥, 0💬

Table Column Types for Bit Strings
Describes 2 types of table columns to store bit strings: BIT and BIT VARYING.
2022-10-01, ∼342🔥, 0💬

Creating Tables with AUTO_INCREMENT Columns
Describes how to create a table with an AUTO_INCREMENT column.
2022-10-01, ∼341🔥, 0💬

INSERT INTO - Statement to Insert Records to Tables
A tutorial example is provided on how to use INSERT INTO statements to insert records into tables in different ways.
2022-10-01, ∼341🔥, 0💬

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