sql when multiple conditions code example

Example 1: where sql multiple conditions

SELECT *
FROM suppliers
WHERE (state = 'California' AND supplier_id <> 900)
OR (supplier_id = 100);

Example 2: sql query with multiple where conditions

SQL> SELECT ID, NAME, SALARY 
FROM CUSTOMERS
WHERE SALARY > 2000 OR age < 25;

Example 3: sql two conditions

SELECT column1, column2, columnN 
FROM table_name
WHERE [condition1] AND [condition2]...AND [conditionN];