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MySQL Status Variables for InnoDB Engine
This section describes some important MySQL status variables that represent statistic counts related the InnoDB storage engine.
2022-10-01, ∼231🔥, 0💬

Introduction of MySQL Programs
Notes and tutorial examples are provided on MySQL 8.0 programs. Topics include a list of MySQL 8.0 major programs; introduction of mysqld, mysqladmin, mysql, mysqldump, and mysqlimport programs.
2022-10-01, ∼230🔥, 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, ∼227🔥, 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, ∼227🔥, 0💬

"INSERT INTO" Statements
Describes how to insert data rows with INSERT INTO statements.
2022-10-01, ∼226🔥, 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, ∼225🔥, 0💬

Clustered Index Used by InnoDB Engine
This section describbes the Clustered Index data structure used by the InnoDB engine to stored indexed data rows of a table in MySQL server.
2022-10-01, ∼224🔥, 0💬

Creating Tables with AUTO_INCREMENT Columns
Describes how to create a table with an AUTO_INCREMENT column.
2022-10-01, ∼223🔥, 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, ∼223🔥, 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, ∼222🔥, 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, ∼222🔥, 0💬

Table Column Types for JSON Documents
Describes 1 type of table column to store JSON documents: JSON.
2022-10-01, ∼221🔥, 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, ∼221🔥, 0💬

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, ∼220🔥, 0💬

Operations and Functions for Character Strings
Describes operations and functions for character strings, sequences of characters from predefined character sets.
2022-10-01, ∼220🔥, 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, ∼219🔥, 0💬

Connection URL Tests on Older MySQL Connector/J
Describes the connection URL format test program and result with older MySQL Connector/J releases.
2022-10-01, ∼217🔥, 0💬

What Are Storage Engines
This section describes MySQL storage engines, which implement different strategies on how data is stored, updated and retrieved in storage devices.
2022-10-01, ∼217🔥, 0💬

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, ∼216🔥, 0💬

DELETE FROM - Statement to Delete Records from Tables
A tutorial example is provided on how to use DELETE FROM statements to delete records from tables.
2022-10-01, ∼215🔥, 0💬

Flow Control Functions
Describes 4 types of flow control functions: CASE ... WHEN, CASE WHEN, IF and IFNULL.
2022-10-01, ∼214🔥, 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, ∼214🔥, 0💬

Table Column Types for Byte Strings
Describes 2 types of table columns to store Byte strings: BINARY and VARBINARY.
2022-10-01, ∼213🔥, 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, ∼212🔥, 0💬

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