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Impact of Binary Logging on INSERT
This section provides a tutorial example to demonstrate the performance impact of binary logging, about 50% of execution time reduction on INSERT and other data change statements.
2022-10-01, ∼256🔥, 0💬

Column Options When Creating Tables
A tutorial example is provided on how to use different column options like, NULL, UNIQUE, DEFAULT, PRIMARY KEY, when creating new tables.
2022-10-01, ∼254🔥, 0💬

WHERE Clause of a SELECT Statement
This section provides tutorial examples on how to use the WHERE clause to filter rows out of the base table in a SELECT statement.
2022-10-01, ∼254🔥, 0💬

ORDER BY Clause of a SELECT Statement
This section provides tutorial examples on how to use the ORDER BY clause to sort rows of the base table according to the given order.
2022-10-01, ∼254🔥, 0💬

Creating Tables with AUTO_INCREMENT Columns
Describes how to create a table with an AUTO_INCREMENT column.
2022-10-01, ∼253🔥, 0💬

Character String Functions
Describes some commonly used character string functions like, CONCAT(), CHAR_LENGTH(), SUBSTRING(), UPPER(), LOWER(), TRIM(), and POSITION().
2022-10-01, ∼253🔥, 0💬

JoinTable.sql - Example of Join Tables
This section provides tutorial examples on how different join operations work: CROSS JOIN, INNER JOIN, LEFT OUTER JOIN, RIGHT OUTER JOIN.
2022-10-01, ∼252🔥, 0💬

Table Column Types for JSON Documents
Describes 1 type of table column to store JSON documents: JSON.
2022-10-01, ∼252🔥, 0💬

CREATE PROCEDURE - Statement to Create Stored Procedures
This section provides tutorial examples on how to use CREATE PROCEDURE statements to create stored procedures.
2022-10-01, ∼251🔥, 0💬

Hex String Literal Evaluation Examples
This section provides tutorial examples on how hex string literals are evaluated to values of different datatypes.
2022-10-01, ∼251🔥, 0💬

Connection, Performance and Second Instance on Linux
This chapter provides introductions and tutorial examples about more advanced topics on running MySQL server on CentOS systems, including MySQL socket and TCP/IP connections; Opening firewall for MySQL connections; testing performance on INSERT statements; creating second server instance; moving dat...
2022-10-01, ∼249🔥, 0💬

UPDATE - Statement to Update Records in Tables
This section provides a tutorial example on how to use UPDATE statements to update records stored in tables.
2022-10-01, ∼248🔥, 0💬

Flow Control Functions
Describes 4 types of flow control functions: CASE ... WHEN, CASE WHEN, IF and IFNULL.
2022-10-01, ∼246🔥, 0💬

MySQL Server Data Backups on CentOS
This section provides a tutorial example on how to create backups of MySQL databases and load it back to another MySQL server for MySQL 8.0 server on CentOS 8 systems.
2022-10-01, ∼246🔥, 0💬

MySQL Server File Locations on CentOS
This section provides a tutorial example on how to find and view MySQL Server file locations for MySQL 8.0 server on CentOS 8 systems.
2022-10-01, ∼244🔥, 0💬

Bulk Changes on Large Tables
This chapter provides tutorial notes on bulk changes no large tables. Topics include general general guidelines for bulk changes; deleting records with simple conditions; deleting records that are not referenced.
2022-10-01, ∼243🔥, 0💬

"INSERT INTO" Statements
Describes how to insert data rows with INSERT INTO statements.
2022-10-01, ∼242🔥, 0💬

MySqlLoop.php - MySQL Functions Test
A tutorial example is provided on how to use MySQL functions to connect to a MySQL server, and run SQL statements to create a table, insert rows and fetch rows with the MySQL server.
2022-10-01, ∼241🔥, 0💬

XML Document Functions
Describes some commonly used XML document functions like, ExtractValue() and UpdateXML().
2022-10-01, ∼241🔥, 0💬

Workaround on InnoDB "SELECT COUNT(*)" Problem
This section provides a tutorial example showing workarounds of the 'SELECT COUNT(*)' performance problem. count(fid) is much faster, if 'fid' is defined as a secondary index.
2022-10-01, ∼241🔥, 0💬

Operations and Functions for Bit Strings
Describes operations and functions for bit strings, sequences of bit values, 0 and 1.
2022-10-01, ∼240🔥, 0💬

mysql - The Client Tool for End Users
This section provides a quick introduction of mysql, the client tool for end users to manage their data on MySQL servers. You can run mysql on a remote system to create new databases and new tables, to insert, update or delete data from tables.
2022-10-01, ∼239🔥, 0💬

Statistic Information on InnoDB Tables
This section provides a tutorial example on how to collect and review statistic information on InnoDB tables in MySQL server.
2022-10-01, ∼239🔥, 0💬

HelloMySQL.pl - Sample Perl Program to Use MySQL
This section provides a sample Perl program, HelloMySQL.pl, which connects the MySQL server on the local machine, creates a table and inserts a record into the table.
2022-10-01, ∼238🔥, 0💬

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