How to query SQL for a latest record date?

How to query SQL for a latest record date?

Select * from table1 where lastest_date= (select Max (latest_date) from table1 where user=yourUserName) Inner Query will return the latest date for the current user, Outer query will pull all the data according to the inner query result.

How to get the most recent status in SQL?

The derived table would work, but if this is SQL 2005, a CTE and ROW_NUMBER might be cleaner: This would also facilitate the display of the most recent x statuses from each user. Add an auto incrementing Primary Key to each record, for example, UserStatusId.

How to get the latest record in Oracle?

It might not work so well on large tables, even with good indexing. For Oracle sorts the result set in descending order and takes the first record, so you will get the latest record: Select * from table1 where lastest_date= (select Max (latest_date) from table1 where user=yourUserName)

How to select the most recent date in RDBMS?

It would be good to tell us what your RDBMS is though. And this query selects the most recent date for every patient, you can add a condition for a given patient. Thanks for contributing an answer to Stack Overflow!

How to find records with the most recent date?

If you want to return the records with the most recent or latest dates in a field, and you do not know the exact date values, or they don’t matter, you create a top values query. If you want to return all the records where the date matches, is prior to, or later than a specific date, you use a filter.

How to query last one year Records in apex?

With this, you do not have to worry about manipulating with date/year separately. refer these date time functions and mold the SOQL query as per your requirment. Thanks for contributing an answer to Salesforce Stack Exchange!

How to find date based on condition on computer?

Press with mouse on “Number Format” button. Press with mouse on category “Date” and select a type. Press with left mouse button on OK button. Press with left mouse button on OK button.

How to find the most recent dates in a field?

To determine whether you should create a top values query or apply a filter, choose one of the following: If you want to return the records with the most recent or latest dates in a field, and you do not know the exact date values, or they don’t matter, you create a top values query.

How to select the LEFT OUTER JOIN in SQL?

The LEFT OUTER JOIN (as opposed to INNER JOIN) will make sure that customers that have never made a purchase are also included. Go to the transaction table with multiple records for the same client. Select records of clientID and the latestDate of client’s activity using group by clientID and max (transactionDate)

How to select distinct on in SQL join?

FROM customer JOIN ( SELECT DISTINCT ON (customer_id) * FROM purchase ORDER BY customer_id, date DESC ) purchase ON purchase.customer_id = customer.id Note that the DISTINCT ON field (s) — here customer_id — must match the left most field (s) in the ORDER BY clause.

How to find the most recent date in data?

If you need to group or summarize the data, turn the select query into a totals query. You can then use an aggregate function, such as Max or Min to return the highest or lowest value, or First or Last to return the earliest or latest date. This article assumes that the date values that you use have the Date/Time data type.

When to return the highest value in SQL?

When there are two entries for the same date for the same user, it will return the one with the highest value. This is similar to one of the answers above, but in my opinion it is a lot simpler and tidier.

How to get the latest record in the table?

I have the following table and tried to run the following query to get the latest DEPTID according to the EFFDT which is the second row (DAA System Infrastructur 1/13/2017) but I still get all of the records. What I am doing wrong here? I did looked at similar questions but non had the same problem as I do.

Can you use SQL Plus in Oracle Database?

You can use SQL*Plus to issue SQL and PL/SQL statements to the Oracle Database. This tool enables you to perform the same database management operations, and query, insert, update, or delete data directly in the database.

How to get the last query string without execution?

And is $this->db->last_query (); a reliable way in getting the query string. If you want to get query string without execution you will have to do this.

How to extract number of digits from left in SQL Server?

LEFT (field_name, number of characters to extract from the left) Suppose that you created a table in SQL Server (called dbo.table_1) that includes the following 3 strings: You can then run the following query to extract the 5 digits from the left (under the ‘Identifier’ field): SELECT LEFT (identifier,5) AS identifier FROM TestDB.dbo.table_1

How to use left, right and substring in SQL?

In this tutorial, you’ll see how to apply LEFT, RIGHT and SUBSTRING in SQL Server. In particular, you’ll observe how to extract specific characters: For each of the scenarios to be reviewed, the ultimate goal is to extract only the digits within the strings.

What to do when query does not return results?

On the query editor toolbar, choose or icon and confirm that your query returns expected results. If you don’t receive the results you expect, adjust the word or phrase that you entered, and run the query again. An entry is made to the History field each time a work item is saved.

How are definition queries written in SQL syntax?

Definition queries are comprised of one or more clauses. They are written in SQL syntax, constructed using the query builder. See Introduction to query expressions to learn how to work with clauses and queries and how to save and load queries from files.

Where are the definition queries stored in Java?

The definition queries are stored as a property of the layer. To switch between active definition queries, follow these steps: Ensure that the layer is selected in the Contents pane. Under Feature Layer, on the Data tab, in the Definition Query group, choose a query from the Definition Query menu to apply to the layer.

How to select ” most recent record for each user “?

…would therefor return a result set containing only 1 row, the most recent event. By adding the GROUP BY clause, however, the result set contains a row for each “group” of results, i.e., for each user. My programmer-brain did not understand that GROUP BY is how we say “for each” in SQL.

How to select Max record for each user?

Doing this on a per-user basis is extremely simple since I can just use a subquery to select the max contractID for the specified user. I am using SQL server, so if there’s a special way of doing it with that flavor, I’m open to using it.