SQL (Structured Query Language) – DROP or DELETE Table
The SQL DROP TABLE statement is used to remove a table definition and all the data, indexes, triggers, constraints and permission specifications for that table. NOTE − You …
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SQL (Structured Query Language) – CREATE Table
Creating a basic table involves naming the table and defining its columns and each column’s data type. The SQL CREATE TABLE statement is used to create a …
SQL (Structured Query Language) – SELECT Database, USE Statement
When you have multiple databases in your SQL Schema, then before starting your operation, you would need to select a database where all the operations …
SQL (Structured Query Language) – DROP or DELETE Database
The SQL DROP DATABASE statement is used to drop an existing database in SQL schema. Syntax The basic syntax of DROP DATABASE statement is as follows − …
SQL (Structured Query Language) – CREATE Database
The SQL CREATE DATABASE statement is used to create a new SQL database. Syntax The basic syntax of this CREATE DATABASE statement is as follows − CREATE …
SQL (Structured Query Language) – Expressions
An expression is a combination of one or more values, operators and SQL functions that evaluate to a value. These SQL EXPRESSIONs are like formulae …
SQL (Structured Query Language) – Operators
What is an Operator in SQL? An operator is a reserved word or a character used primarily in an SQL statement’s WHERE clause to perform …
