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Date and Time Functions
Describes some commonly used date and time functions like, CURRENT_DATE(), CURRENT_TIME(), and EXTRACT().
2022-10-01, ∼394🔥, 0💬

Performance Comparison of Inserting Integers vs. Strings
This section provides a tutorial example on how to check performance comparison between inserting integers and inserting strings to MySQL database.
2022-10-01, ∼394🔥, 0💬

Table Column Types for LOB (Large OBject)
Describes 8 types of table columns to store LOB (Large OBject) data: TINYBLOB, BLOB, MEDIUMBLOB, LONGBLOB, TINYTEXT, TEXT, MEDIUMTEXT, and LONGTEXT.
2022-10-01, ∼392🔥, 0💬

Date and Time Operations
This section provides a list of date and time operations supported by SQL and some examples.
2022-10-01, ∼391🔥, 0💬

Table Column Types for Byte Strings
Describes 2 types of table columns to store Byte strings: BINARY and VARBINARY.
2022-10-01, ∼391🔥, 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, ∼391🔥, 0💬

Table Column Types for Look Up Values
Describes 2 types of table columns to store look up values: ENUM and SET.
2022-10-01, ∼390🔥, 0💬

JSON Document Functions
Describes some commonly used JSON Document functions like, JSON_VALID(), JSON_TYPE(), JSON_ARRAY(), JSON_OBJECT(), JSON_EXTRACT(), JSON_REMOVE(), JSON_REPLACE(), JSON_SET(), and JSON_INSERT().
2022-10-01, ∼388🔥, 0💬

Capture Slow Queries
This section provides a tutorial example on setup MySQL server to capture slow queries based on given conditions on execution time and number of rows examined.
2022-10-01, ∼386🔥, 0💬

Solutions for Slow Queries
This section provides some suggestions to resolve slow query problems including refreshing table statistics, rebuilding indexes, optimizing table data storage, and changing storage engine.
2022-10-01, ∼385🔥, 0💬

Convert Table to InnoDB Storage Engine
This section provides a tutorial example on how to convert a database table from MyISAM to InnoDB engine without taking the MySQL server offline.
2022-10-01, ∼383🔥, 0💬

System Variables Like @@version
This section provides a quick introduction on system variables, which are used by MySQL server to represent system information or control system behaviors.
2022-10-01, ∼381🔥, 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, ∼380🔥, 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, ∼376🔥, 0💬

mysqli_connect() and Other MySQL Functions
Describes functions supported by the MySQL extension library, php_mysql.dll. mysql_connect() creates a connection to the specified MySQL server.
2022-10-01, ∼374🔥, 0💬

UPDATE with Joined Tables
This section provides a tutorial example on how to use UPDATE statements to update records in one or multiple tables with joined tables.
2022-10-01, ∼372🔥, 0💬

Arithmetic Operations
This section provides a list of numeric operations supported by SQL and some examples.
2022-10-01, ∼370🔥, 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, ∼369🔥, 0💬

Table Column Types for Spatial Geometry Data
Describes 8 types of table column to store Spatial Geometry Data: GEOMETRY, POINT, LINESTRING, POLYGON, MULTIPOINT, MULTILINESTRING, MULTIPOLYGON, GEOMETRYCOLLECTION, GEOMETRYCOLLECTION.
2022-10-01, ∼367🔥, 0💬

Character String Literal Evaluation Examples
This section provides tutorial examples on how character string literals are evaluated to values of different datatypes.
2022-10-01, ∼363🔥, 0💬

General Guidelines on Bulk Changes
This section provides a tutorial on how to install MySQL database server on macOS.
2022-10-01, ∼363🔥, 0💬

"SHOW" - Show Server Information
This section provides a tutorial on how to use 'show' statements to display MySQL server information.
2022-10-01, ∼356🔥, 0💬

Server Performance Troubleshooting
This section provides some suggestions to troubleshoot server performance issues including checking total connections; listing running processes with their execution time; checking for locks; killing long running processes.
2022-10-01, ∼347🔥, 0💬

User-Defined Variables Like @x
This section provides a quick introduction on user-defined variables, which are used by client sessions to carry information from one command to other later commands.
2022-10-01, ∼340🔥, 0💬

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