Oracle how to select max 5 records
WebFirst, create a new table named rank_demo that consists of one column: CREATE TABLE rank_demo ( col VARCHAR ( 10) NOT NULL ); Code language: SQL (Structured Query Language) (sql) Second, insert some rows into the rank_demo table: WebMar 1, 2008 · oracle - Select distinct id with max date according to department - Database Administrators Stack Exchange Select distinct id with max date according to department Ask Question Asked 4 years, 11 months ago Modified 4 years, 11 months ago Viewed 3k times 1 I have a table such as following
Oracle how to select max 5 records
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WebSep 19, 2024 · Method 5 – Correlated Subquery with MIN or MAX. Database: Oracle. Not: MySQL, SQL Server, PostgreSQL. The next method I’ll share is similar to method 4 but uses a correlated subquery to match on columns. DELETE FROM table a WHERE ROWID NOT IN ( SELECT MAX(ROWID) FROM table b WHERE a.col1 = b.col1 AND a.col2 = b.col2 AND … WebJul 22, 2024 · select * from my_table order by writetime desc fetch first 1 row only If you want all the rows that share the same maximum writetime value you would use the with ties option: select * from my_table order by writetime desc fetch first 1 row with ties Few things to consider: If the column is nullable, null values will be returned first.
WebMay 16, 2007 · Select MAX record from group of records - Oracle Forums SQL & PL/SQL Select MAX record from group of records 573467 May 16 2007 — edited May 16 2007 Let's take the following: Name Year Children -------------------------------------- AA 2001 6 AA 2002 5 AA 2005 2 BB 2005 1 BB 2002 9 BB 2010 8 Must result in Name Year Children WebSELECT * FROM employees WHERE salary = (SELECT MAX (salary) FROM employees WHERE department_id=30); Answer: The SQL SELECT statement that you have written will …
WebHere's how to get started: START HERE: ROADMAP Get an understanding of what you can learn about databases and SQL and read more about what you need. Join THe Academy Database Star Academy is my membership site for learning and improving SQL and database skills using video courses, PDF guides, practice questions, and more. … WebJan 29, 2002 · If you have Oracle without analytic function: * to find second max date: Code: select max (hiredate) from emp where hiredate< (select max (hiredate) from emp) * to find second min date: Code: select min (hiredate) from emp where hiredate> (select min (hiredate) from emp) 01-28-2002, 02:22 PM #8. DevangP.
WebYou can use a subquery for this like. select * from ( select * from emp order by sal desc ) where ROWNUM <= 5; Have also a look at the topic On ROWNUM and limiting results at …
WebSep 19, 2024 · Method 5 – Correlated Subquery with MIN or MAX. Database: Oracle. Not: MySQL, SQL Server, PostgreSQL. The next method I’ll share is similar to method 4 but … inclination\u0027s t0WebAug 19, 2024 · 1. the combination of 'cust_country' and 'cust_city' should make a group, 2. the group should be arranged in alphabetical order, the following SQL statement can be used: SELECT cust_city, cust_country, MAX( outstanding_amt) FROM customer GROUP BY cust_country, cust_city ORDER BY cust_city; Relational Algebra Expression: Relational … inbrowse esicWebOct 26, 2006 · The hard way is like this: select SuperVisor , count (ContractNo) as totalcontracts from Contract group by SuperVisor having count (ContractNo) = ( select max (totalcontracts) as highest_total from ( select SuperVisor , count (ContractNo) as totalcontracts from Contract group by SuperVisor ) as t ) inbrowser inweex \u0026\u0026 typeof console undefinedWeb5 PL/SQL Collections and Records PL/SQL lets you define two kinds of composite data types: collection and record. A composite data type stores values that have internal components. You can pass entire composite variables to subprograms as parameters, and you can access internal components of composite variables individually. inclination\u0027s t2WebSep 30, 2024 · Using the above concept to fetch last record, I wish to fetch the 2nd instance of a record containing one field with common value. Say,in this table there are 5 records against XYZ (name field),ABC has one record,DEF has three records.What I would like to fetch is second record details of XYZ. inbrothWebAug 27, 2009 · There are several ways of doing this. 1. select max (salary) from employees. where salary not in (select max (salary) from employees) 2. a.select * from employees. … inclination\u0027s t1inbrowser inweex \\u0026\\u0026 typeof console undefined