mysql columns to rows

1. How do I make a column into a row in MySQL?
2. How do I transpose rows to columns in MySQL?
3. How do I pivot columns to rows in SQL?
4. What is row and column in MySQL?
5. How do I convert columns to rows dynamically without using pivot?
6. How transpose multiple rows to columns in SQL?
7. How do I convert multiple rows to multiple columns in SQL Server?
8. How do you convert columns data into rows data in postgresql?
9. How show all rows in SQL?
10. How do I get single row data from multiple rows in SQL?
11. What is Unpivot?

How do I make a column into a row in MySQL?

SET @target_schema='schema'; SET @target_table='table'; SET @target_where='`id`=1'; SELECT GROUP_CONCAT(qry SEPARATOR ' UNION ALL ') INTO @sql FROM ( SELECT CONCAT('SELECT `id`,', QUOTE(COLUMN_NAME), ' AS `key`,`', COLUMN_NAME, '` AS `value` FROM `', @target_table, '` WHERE ', @target_where) qry FROM ( SELECT ` ...

How do I transpose rows to columns in MySQL?

If you want to transpose only select row values as columns, you can add WHERE clause in your 1st select GROUP_CONCAT statement. If you want to filter rows in your final pivot table, you can add the WHERE clause in your SET statement.

How do I pivot columns to rows in SQL?

In SQL Server you can use the PIVOT function to transform the data from rows to columns: select Firstname, Amount, PostalCode, LastName, AccountNumber from ( select value, columnname from yourtable ) d pivot ( max(value) for columnname in (Firstname, Amount, PostalCode, LastName, AccountNumber) ) piv; See Demo.

What is row and column in MySQL?

This function is used to rotate rows of a table into column values. But this function is supported by very few database servers, such as Oracle or SQL Server. If you want to do the same task in the MySQL database table then you have to write the SELECT query using the CASE statement to rotate the rows into columns.

How do I convert columns to rows dynamically without using pivot?

Using the Code

1. Step 1: Create the test table. ...
2. Step 2: After executing the script. ...
3. Step 3: Now find a column in your table which has common value. ...
4. Step 4: Once you have found the column name containing same value .

How transpose multiple rows to columns in SQL?

Option #1: PIVOT

Using a T-SQL Pivot function is one of the simplest method for transposing rows into columns. Script 1 shows how a Pivot function can be utilised. The results of executing Script 1 are shown in Figure 1, as it can be seen, the output is exactly similar to that of Table 2.

How do I convert multiple rows to multiple columns in SQL Server?

Multiple rows can be converted into multiple columns by applying both UNPIVOT and PIVOT operators to the result. The PIVOT operator is used on the obtained result to convert this single column into multiple rows.

How do you convert columns data into rows data in postgresql?

CREATE TABLE tbl ( sl_no int , username text , designation text , salary int ); Each row results in a new column to return. With a dynamic return type like this, it's hardly possible to make this completely dynamic with a single call to the database.

How show all rows in SQL?

6 Answers. Its very simple to achieve what you are asking for, all you need to do is the following: SELECT * FROM Patrons WHERE xtype = 'U'; SELECT * - Means select all columns WHERE xtype = 'U' - Means where any row with the column xtype is equal to U.

How do I get single row data from multiple rows in SQL?

STUFF Function in SQL Server

1. Create a database.
2. Create 2 tables as in the following.
3. 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.

What is Unpivot?

UNPIVOT is a relational operator that accepts two columns (from a table or subquery), along with a list of columns, and generates a row for each column specified in the list. In a query, it is specified in the FROM clause after the table name or subquery.