How do I display a specific record in SQL?
To select rows using selection symbols for character or graphic data, use the LIKE keyword in a WHERE clause, and the underscore and percent sign as selection symbols. You can create multiple row conditions, and use the AND, OR, or IN keywords to connect the conditions.
How do you display nth record in a table?
To verify the contents of the table use the below statement: SELECT * FROM Employee; Now let’s display the Nth record of the table. Syntax : SELECT * FROM <table_name> LIMIT N-1,1; Here N refers to the row which is to be retrieved.
How do you find the nth record in SQL?
ROW_NUMBER (Window Function)
ROW_NUMBER (Window Function) is a standard way of selecting the nth row of a table. It is supported by all the major databases like MySQL, SQL Server, Oracle, PostgreSQL, SQLite, etc.
How do I display SQL results in a table?
$query = “SELECT * FROM contact”; Print the table tag before extracting any results. All the query data will be displayed inside the table, so print the table tag before you start printing anything that should go inside the table.
How do I find the middle record in SQL?
Display Middle Record
- SELECT * FROM table_name WHERE ROWNUM <=
- (SELECT CASE MOD(COUNT(1),2)
- WHEN 0 THEN(COUNT(1)/2) + 1.
- ELSE ROUND(COUNT(1)/2) END FROM table_name)
- SELECT * FROM table_name.
- WHERE ROWNUM < (SELECT (COUNT(1)/2) FROM table_name)
How do I get the second last record of a table 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.
How do I select the second row in SQL?
Use ROW_NUMBER() to number the rows, but use TOP to only process the first two. Select top 2 [id] from table Order by [id] desc should give you want you the latest two rows added. However, you will have to pay particular attention to the order by clause as that will determine the 1st and 2nd row returned.
How do I select every nth row in SQL?
Here’s the SQL query to select every nth row in MySQL. mysql> select * from table_name where table_name.id mod n = 0; In the above query, we basically select every row whose id mod n value evaluates to zero.
How do I get last 3 records in SQL?
SELECT * FROM (select * from suppliers ORDER BY supplier_name DESC) suppliers2 WHERE rownum <= 3 ORDER BY rownum DESC; Notice that although you want the last 3 records sorted by supplier_name in ascending order, you actually sort the supplier_name in descending order in this solution.
How do you display in SQL?
The DISPLAY command must be placed immediately after the query statement on which you want it to take effect. For example: SELECT pno, pname FROM part WHERE color=’BLUE’; DISPLAY; When the system encounters this DISPLAY command, it displays the Result window containing the part number and name for all blue parts.
How do I display a SQL query?
The SQL SELECT Statement
- SELECT column1, column2, … FROM table_name;
- SELECT * FROM table_name;
- Example. SELECT CustomerName, City FROM Customers;
- Example. SELECT * FROM Customers;
How can I save SQL query results in a table?
In the special case that you want to copy all columns from one table to another, you can shorten the statement to this form: INSERT INTO dst_tbl SELECT * FROM src_tbl; To copy only certain rows, add a WHERE clause that selects those rows: INSERT INTO dst_tbl SELECT * FROM src_tbl WHERE val > 100 AND name LIKE ‘A%’;