Essential MySQL Database Management Techniques
Table Creation and Data Types
Table creation falls under DDL statements. Each database contains structural files for its tables:
SHOW TABLES;
Display table structure:
DESCRIBE table_name;
SHOW COLUMNS FROM table_name;
Field Types
Integer Types
TINYINT (1 byte)
SMALLINT (2 bytes)
MEDIUMINT (3 bytes)
INT (4 bytes)
BIGINT (8 bytes)
Decimal Typ ...
Posted on Wed, 10 Jun 2026 17:38:24 +0000 by ntbd
Database Operations Fundamentals
Data Definition Language (DDL)
Database Operations
Creating Databases
-- Create a new database
CREATE DATABASE db_name;
-- Create database only if it doesn't exist
CREATE DATABASE IF NOT EXISTS db_name;
-- Create database with specific character set
CREATE DATABASE db_name CHARACTER SET charset_name;
-- Example: Create db4 with gbk charset ...
Posted on Sat, 16 May 2026 23:49:13 +0000 by object
Fundamental SQL Operations: Schema Definition and Data Manipulation
SQL is a domain-specific language engineered for managing relational database management systems (RDBMS) and processing streaming data within relational stream architectures. Rooted in relational algebra and tuple calculus, it integrates data definition directives with operational manipulation commands. The syntax encompasses record insertion, ...
Posted on Fri, 08 May 2026 12:48:11 +0000 by coreyk67