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SQL
Programming language
Wikipedia
A declarative programming language used to create, modify, and manage data in a relational database managed by a corresponding database management system.
Year of release: 1974
Popular questions
Basic data types in SQL
In SQL, data types are divided into three groups: string, floating point (fractional numbers) and integers, date and time
Basic SQL functions
Basic SQL operations: SELECT - takes data from the corresponding database table(s). Selecting all fields from the table (* not recommended for use, affects the total query execution time):
What is syntax in SQL?
Syntax is a unique set of rules and guidelines. All SQL statements must begin with a keyword such as SELECT, INSERT, UPDATE, DELETE, ALTER, DROP, CREATE, USE, SHOW, etc. and end with a semicolon (;) (a semicolon is not included in the SQL syntax, but its presence is usually required by console DBMS clients to indicate the end of command input).
How to create a table in SQL?
To create a database table, use the sql CREATE TABLE statement. The syntax of the operator is as follows: CREATE TABLE table name (column 1, column type (space) column parameter (space), column 2, column type (space) column parameter (space), column 3, column type (space) column parameter (space), etc.)
Programs for SQL
10 Best Tools for development and administration of MySQL Workbench Navicat phpMyAdmin
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