How Do I Add A New Record In SQL?

How do I get last 10 rows in SQL?

The following is the syntax to get the last 10 records from the table.

Here, we have used LIMIT clause.

SELECT * FROM ( SELECT * FROM yourTableName ORDER BY id DESC LIMIT 10 )Var1 ORDER BY id ASC; Let us now implement the above query..

How do you find Max in SQL?

To find the max value of a column, use the MAX() aggregate function; it takes as its argument the name of the column for which you want to find the maximum value. If you have not specified any other columns in the SELECT clause, the maximum will be calculated for all records in the table.

How do I have multiple rows in one row in SQL?

STUFF Function in SQL ServerCreate a database.Create 2 tables as in the following.Execute this SQL Query to get the student courseIds separated by a comma. USE StudentCourseDB. SELECT StudentID, CourseIDs=STUFF. ( ( SELECT DISTINCT ‘, ‘ + CAST(CourseID AS VARCHAR(MAX)) FROM StudentCourses t2.

How do I make multiple rows in one row in SQL?

SQL INSERT: (TRADITIONAL INSERT) INSERT INTO student (ID, NAME) VALUES (1, ‘ARMAAN’); INSERT INTO student (ID, NAME) VALUES (2, ‘BILLY’); INSERT INTO student (ID, NAME) … INSERT SELECT: (SELECT UNION INSERT) INSERT INTO student (ID, NAME) SELECT 1, ‘ARMAAN’ UNION ALL. SELECT 2, ‘BILLY’ … SQL Server 2008+ Row Construction.

How do I get the second last record in SQL?

You need to use ORDER BY clause to get the second last row of a table in MySQL. The syntax is as follows. select *from yourTableName order by yourColumnName DESC LIMIT 1,1; To understand the above syntax, let us create a table.

What is difference between drop and delete command?

DELETE is a Data Manipulation Language command, DML command and is used to remove tuples/records from a relation/table. Whereas DROP is a Data Definition Language, DDL command and is used to remove named elements of schema like relations/table, constraints or entire schema.

Which SQL keyword is used to retrieve a maximum value?

Which SQL keyword is used to retrieve a maximum value? Explanation: The MAX() function returns the largest value of the selected column.

How do I update a column in MySQL?

MySQL UPDATEFirst, specify the name of the table that you want to update data after the UPDATE keyword.Second, specify which column you want to update and the new value in the SET clause. … Third, specify which rows to be updated using a condition in the WHERE clause.

How do I add more than one record in SQL?

To add multiple rows to a table at once, you use the following form of the INSERT statement: INSERT INTO table_name (column_list) VALUES (value_list_1), (value_list_2), … (value_list_n); In this syntax, instead of using a single list of values, you use multiple comma-separated lists of values for insertion.

How do you update an existing record in SQL?

SQL UPDATE syntaxFirst, specify the table name that you want to change data in the UPDATE clause.Second, assign a new value for the column that you want to update. … Third, specify which rows you want to update in the WHERE clause.

How do I get the latest record in SQL?

But there are ways to get the last record in MySql, SQL Server, Oracle etc….My SQL syntax:SELECT column_name FROM table_name.ORDER BY column_name DESC.LIMIT 1;