The basic syntax of SQL includes commands and statements used to interact with databases. Below are some fundamental SQL commands and their basic syntax:
1. SELECT:
SELECT column1, column2, ...
FROM table_name
WHERE condition;
2. INSERT:
INSERT INTO table_name (column1, column2, ...)
VALUES (value1, value2, ...);
3. UPDATE:
UPDATE table_name
SET column1 = value1, column2 = value2, ...
WHERE condition;
4. DELETE:
DELETE FROM table_name
WHERE condition;
5. CREATE TABLE:
CREATE TABLE table_name (
column1 datatype constraint,
column2 datatype constraint,
...
);
What is WITH Syntax in SQL?
The `WITH` clause in SQL, also known as Common Table Expressions (CTEs), is used to create temporary result sets that can be referenced within a `SELECT`, `INSERT`, `UPDATE`, or `DELETE` statement. It helps in breaking down complex queries into simpler parts.
Basic Syntax:
WITH cte_name AS (
SELECT column1, column2, ...
FROM table_name
WHERE condition
)
SELECT column1, column2, ...
FROM cte_name
WHERE condition;
What is SQL Syntax Called?
SQL syntax refers to the structured format and rules used to write SQL commands and queries. It encompasses the set of rules that define the combinations of symbols that are considered to be correctly structured SQL statements. The term "SQL syntax" is simply called "SQL syntax." The language itself, SQL (Structured Query Language), follows these syntactic rules to perform database operations.