Can we use 2 WHERE clause in SQL?
You can specify multiple conditions in a single WHERE clause to, say, retrieve rows based on the values in multiple columns. You can use the AND and OR operators to combine two or more conditions into a compound condition. AND, OR, and a third operator, NOT, are logical operators.
Can we use multiple AND in SQL?
The SQL AND condition and OR condition can be combined to test for multiple conditions in a SELECT, INSERT, UPDATE, or DELETE statement. When combining these conditions, it is important to use parentheses so that the database knows what order to evaluate each condition.
How do I count counts greater than 1 in SQL?
The following code will find all the users that have more than one payment per day with the same account number:
- SELECT user_id ,COUNT(*) count.
- FROM PAYMENT.
- GROUP BY account,user_id ,date.
- Having COUNT(*) > 1.
What does the WHERE clause limit in SQL?
The maximum number of clauses in a WHERE clause is 40. LONGVARBINARY and LONGVARCHAR columns can be compared to literals of up to 255 characters in length, but cannot be compared using parameters.
How do I input multiple values in SQL?
If you want to insert more rows than that, you should consider using multiple INSERT statements, BULK INSERT or a derived table. Note that this INSERT multiple rows syntax is only supported in SQL Server 2008 or later. To insert multiple rows returned from a SELECT statement, you use the INSERT INTO SELECT statement.
How do I write multiple conditions in SQL?
Syntax. SELECT column1, column2, columnN FROM table_name WHERE [condition1] AND [condition2]… AND [conditionN]; You can combine N number of conditions using the AND operator.
How many items can be in a SQL IN clause?
How many values we can pass with IN operator. Answer: Oracle allows up to 1,000 IN list values in a SQL statement. However, using a long IN list may not be the most efficient way of processing such a query.
Can we insert multiple values to a table at a time?
Answer. Yes, instead of inserting each row in a separate INSERT statement, you can actually insert multiple rows in a single statement.
How do I SELECT multiple attributes in SQL?
The SQL SELECT Statement
- SELECT column1, column2, FROM table_name;
- SELECT * FROM table_name;
- Example. SELECT CustomerName, City FROM Customers;
- Example. SELECT * FROM Customers;