get top 1 record in oracle ?

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https://stackoverflow.com/questions/3451534/how-do-i-do-top-1-in-oracle

https://stackoverflow.com/questions/3451534/how-do-i-do-top-1-in-oracle
sql – How do I do top 1 in Oracle? – Stack Overflow
If you want just a first selected row, you can: select fname from MyTbl where rownum = 1. You can also use analytic functions to order and take the top x: select max (fname) over (rank () order by some_factor) from MyTbl. Share. Improve this answer.

https://www.w3schools.com/sqL/sql_top.asp

https://www.w3schools.com/sqL/sql_top.asp
SQL SELECT TOP, LIMIT, FETCH FIRST ROWS ONLY, ROWNUM – W3Schools
The SELECT TOP clause is useful on large tables with thousands of records. Returning a large number of records can impact performance. Note: Not all database systems support the SELECT TOP clause. MySQL supports the LIMIT clause to select a limited number of records, while Oracle uses FETCH FIRST n ROWS ONLY and ROWNUM.
MySQL Tryit Editor V1.0SQL Group by StatementSQL SELECT StatementTry It YourselfSQL Wildcard CharactersSQL And, Or, Not

https://dictionary.cambridge.org / dictionary / learner-english / intrigue

www.geeksengine.com / article / select-top-n-record-oracle-plsql.html
How to get Top 1 record from Oracle by using PL/SQL
The code on this page shows how to use Oracle PL/SQL to retrieve the top 1 record. Here is what we’re going to explain. How to get the top value from a table. Different SQL syntax for Oracle 8i, 9i, 10g, 11g, and above. How to get a value from a single cell of a table by Oracle functions. The PL/SQL approach of using implicit cursor and …

https://blogs.oracle.com/sql/post/how-to-select-the-top-n-rows-per-group-with-sql-in-oracle-database

https://blogs.oracle.com/sql/post/how-to-select-the-top-n-rows-per-group-with-sql-in-oracle-database
How to select the top-N rows per group with SQL in Oracle Database
To do this, you need to group by store and customer, counting how many rows there are for each: Copy code snippet. select store_id, customer_id, count (*) num_orders from co.orders group by store_id, customer_id; You want to number the rows for each store, sorted by the number of rows for each customer, most to least.

https://renenyffenegger.ch/notes/development/databases/Oracle/SQL/select/first-n-rows/index

https://renenyffenegger.ch/notes/development/databases/Oracle/SQL/select/first-n-rows/index
Oracle SQL: Select first n rows / rows between n and m (TOP n/LIMIT …
The following approach is (most probably) wrong (and returns something different than was intended) because Oracle first evaluates the where clause, then adds the pseudo column rownum and then applies the order by. (See also: SQL: Order of select operations).

https://www.techonthenet.com/oracle/questions/top_records.php

https://www.techonthenet.com/oracle/questions/top_records.php
Oracle / PLSQL: Retrieve Top N records from a query – TechOnTheNet
Answer: To retrieve the Top N records from a query, you can use the following syntax: SELECT * FROM (your ordered query) alias_name WHERE rownum <= Rows_to_return ORDER BY rownum; For example, if you wanted to retrieve the first 3 records from the suppliers table, sorted by supplier_name in ascending order, you would run the following query …

https://dba.stackexchange.com/questions/6368/how-to-select-the-first-row-of-each-group

https://dba.stackexchange.com/questions/6368/how-to-select-the-first-row-of-each-group
oracle – How to select the first row of each group? – Database …
Oracle has some elegant functionality as expressed in mik’s answer that will generally yield better performance than this answer. Share. Improve this answer. Follow edited May 5, 2018 at 9:59 … How to get the top record from each set of group. 1. Select distinct id with max date according to department. .

https://www.foxinfotech.in/oracle-select-top-1

https://www.foxinfotech.in/oracle-select-top-1
Oracle Select Top 1 Record – foxinfotech.in
Using Fetch Clause to Get The Top 1 Record in Oracle. If you are using Oracle 12c or above, then it will be the simplest to get the top N records. Below is an example: select empno, ename, job, mgr, sal from emp order by sal desc fetch next 1 rows only. Post navigation.

https://forums.oracle.com/ords/apexds/map/tech/developers/discussion/2484154/select-top-1-record-from-resultset-pl-sql-oracle

https://forums.oracle.com/ords/apexds/map/tech/developers/discussion/2484154/select-top-1-record-from-resultset-pl-sql-oracle
select top 1 record from resultset (PL/SQL, oracle)
it is because i always retrieve two or more record from the resultset. my sql like belows: select id from customer where surname =’WONG’; it returns: 2. 3. 4. in fact the table contain id 1,2,3,4. i have tried select id from customer where surname=’WONG’ and rownum=1;

https://learnsql.com/blog/oracle-top-n-queries-absolute-beginners

https://learnsql.com/blog/oracle-top-n-queries-absolute-beginners
Oracle Top-N Queries for Absolute Beginners | LearnSQL.com
And the result we get is: Oracle 12c Syntax. To get the same result using Oracle 12c, we simply write: SELECT amount FROM sales ORDER BY amount DESC FETCH FIRST 3 ROWS ONLY; And the result we get is: Top-N Distinct. To get a Top-N with distinct results (i.e. no gaps in the ranked results), we use the DENSE_RANK analytical function. lesoutrali bot