How do I select Max timestamp in SQL?

How do I select Max timestamp in SQL?

7 Answers. For the sake of completeness, here’s another possible solution: SELECT sensorID,timestamp,sensorField1,sensorField2 FROM sensorTable s1 WHERE timestamp = (SELECT MAX(timestamp) FROM sensorTable s2 WHERE s1. sensorID = s2.

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 I get the latest date 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.

Can you use Max on date in SQL?

SQL MAX Date MIN and MAX can be used with numeric, string, and date values.

How do you find min and max in SQL?

To ask SQL Server about the minimum and maximum values in a column, we use the following syntax: SELECT MIN(column_name) FROM table_name; SELECT MAX(column_name) FROM table_name; When we use this syntax, SQL Server returns a single value. Thus, we can consider the MIN() and MAX() functions Scalar-Valued Functions.

How to select which has Max date or latest date?

Here are two tables. Here is my oracle query. I want to select the first one for the school which has latest date. Thanks. Your current query is not giving the desired result because you are using a GROUP BY clause on the PERSON_ID column which has a unique value for both entries. As a result you will return both rows.

How to get the maximum Ord date in SQL?

To get the maximum ‘ord_date’ from the ‘orders’ table, the following SQL statement can be used : SELECT MAX (ord_date) AS “Max Date” FROM orders; Output: Max Date —– 20-OCT-08 SQL MAX() on date value with where . To get data of ‘ord_num’, ‘ord_amount’, ‘ord_date’, ‘agent_code’ from the ‘orders’ table with the following conditions –

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 group from table with Max date?

SELECT group, date, checks FROM ( SELECT *, max_date = MAX(date) OVER (PARTITION BY group) FROM table ) AS s WHERE date = max_date ; to get the desired result. Basically, this is similar to @Twelfth’s suggestion but avoids a join and may thus be more efficient.