How do I get the latest date row in SQL?

How do I get the latest date row in SQL?

1 Answer

1. select t.username, t.date, t.value.
2. from MyTable t.
3. inner join (
4. select username, max(date) as MaxDate.
5. from MyTable.
6. group by username.
7. ) tm on t.username = tm.username and t.date = tm.MaxDate.

How do I SELECT only the latest record in SQL?

You should note that the last() function is only supported in MS Access. But there are ways to get the last record in MySql, SQL Server, Oracle etc….Oracle syntax:

1. SELECT column_name FROM table_name.
2. ORDER BY column_name DESC.
3. WHERE ROWNUM <=1;

How do you SELECT records by date?

You can use DATE() from MySQL to select records with a particular date. The syntax is as follows. SELECT *from yourTableName WHERE DATE(yourDateColumnName)=’anyDate’; To understand the above syntax, let us first create a table.

How do I select a date in query?

SQL SELECT DATE

1. SELECT* FROM.
2. table_name WHERE cast (datediff (day, 0, yourdate) as datetime) = ‘2012-12-12’

How to select rows with latest date in SQL?

The inner query gets the max date for each id. Then you can join that back to your main table to get the rows that match. Not the answer you’re looking for?

How to select only the rows with Max ( date )?

You may not care about the performance for such a small sample, but in large queries, it all adds up. SELECT t1.OrderNo, t1.PartCode, t1.Quantity FROM table AS t1 INNER JOIN (SELECT OrderNo, MAX (DateEntered) AS MaxDate FROM table GROUP BY OrderNo) AS t2 ON (t1.OrderNo = t2.OrderNo AND t1.DateEntered = t2.MaxDate)

Which is the best way to select rows?

The best way is Mikael Eriksson, if ROW_NUMBER () is available to you. The next best is to join on a query, as per Cularis’ answer. Alternatively, the most simple and straight forward way is a correlated-sub-query in the WHERE clause. Or… This is the fastest of all the queries supplied above. The query cost came in at 0.0070668.

How to filter Dataframe rows based on the date?

In this example, the conditional statement in loc [] returns a boolean array with True value if row satisfies condition (date is in between 1st and 15th September) and False value otherwise. Then the loc [] function returns only those rows having True values.