🏅 Sql Select Top 10 Rows
sql - Can you specify 'unlimited' when using "Select TOP (@variable ...
· In SQL Server 2005 or later you can use following syntax to return a a variable number of rows: Declare @Limit Int Set @Limit=5 Select Top(@Limit) * From TableName Is there some magic value, that ...
4 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· It allows you to skip the first N-1 rows and then return the next row, which represents the Nth highest salary. Query to Find the 6th Highest Salary: SELECT * FROM (SELECT * FROM Employee ORDER BY sal DESC LIMIT 6) AS T ORDER BY T.sal ASC LIMIT 1; Explanation: The inner query selects the top 6 salaries from the Employee table ordered in ...
5 days ago
sql server - How to SELECT TOP(1) with COALESCE to pick the top NOT ...
· thanks, that works, I'll have to chew on it for a while though... it looks like you are iterating from top down and the coalesce() will stick to the first not-null item it finds... but I'm having difficulty wrapping my head around the recursive UNION ALL (never thought SQL server could handle self referencing stuff), and the string concatenation of hierarchy is also tricky...
4 days ago
PostgreSQL: Documentation: 17: SELECT
· WITH Clause. The WITH clause allows you to specify one or more subqueries that can be referenced by name in the primary query. The subqueries effectively act as temporary tables or views for the duration of the primary query. Each subquery can be a SELECT, TABLE, VALUES, INSERT, UPDATE, DELETE, or MERGE statement. When writing a data-modifying statement (INSERT, UPDATE, DELETE, or MERGE) in ...
Feb 20, 2025
How to Implement Paging in SQL Server with OFFSET-FETCH
· -- Get page 3 of products (10 items per page) SELECT ProductID, ProductName, UnitPrice FROM Products ORDER BY ProductName OFFSET 20 ROWS -- Skip first 20 rows (pages 1-2) FETCH NEXT 10 ROWS ONLY; -- Get 10 rows for page 3 Calculating OFFSET Value. For page-based navigation:
4 days ago
Using local Large Language Model OLLAMA with SQL Server
· **SELECT**: This part of the query specifies what you want to get from the database. In this case, `[Item]` indicates that you´re interested in retrieving data from the column named “Item.” **TOP (1000)**: The `TOP` keyword is used to limit the number of rows returned by the query.
4 days ago
PostgreSQL: Documentation: 17: 7.6. LIMIT and OFFSET
· LIMIT and OFFSET allow you to retrieve just a portion of the rows that are generated by the rest of the query:. SELECT select_list FROM table_expression [ORDER BY ...] [LIMIT { count | ALL } ] [OFFSET start] If a limit count is given, no more than that many rows will be returned (but possibly fewer, if the query itself yields fewer rows).
3 days ago
SELECT clause - Azure Databricks - Databricks SQL | Microsoft Learn
· Select all matching rows from the table references. Enabled by default. DISTINCT. Select all matching rows from the table references after removing duplicates in results. named_expression. An expression with an optional assigned name. expression. A combination of one or more values, operators, and SQL functions that evaluates to a value. column ...
Jan 30, 2025
Ms Sql Top 10 Rows
t sql - Is there a maximum number of rows you can specify for TOP on ...
· When writing a query with the TOP clause in Microsoft SQL Server 2019, is there a limit to how high a number you can specify before the query fails? For example: SELECT TOP 9999999999999999 FROM table ORDER BY name I ask because I am using Bold BI with my SQL Server, which restricts the use of ORDER BY unless I also specify TOP. I want to set the maximum possible number for TOP to work around ...
6 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· Finding the Nth highest salary in a database table is a common challenge and interview question for SQL enthusiasts and professionals. This tutorial will guide you step-by-step through multiple methods of solving this problem in SQL, from using ranking functions to subqueries and the LIMIT clause.
5 days ago
sql server - How to SELECT TOP (1) with COALESCE to pick the top NOT ...
· It is convenient for displaying, but completely inconvenient for SQL processing. If possible, I would recommend going to the standard parent-child storage scheme, and building FQPath in the query if required.
4 days ago
Improve the performance of full-text queries - SQL Server
· In SQL Server, you can improve the performance of the query by filtering out rows early to reduce the number of rows that must be processed later. The method that this article describes uses the Table-Valued Function (TVF) to filter out rows early and to reduce the number of rows that must be processed later.
5 days ago
How to Implement Paging in SQL Server with OFFSET-FETCH
· Learn how to efficiently implement paging in SQL Server using the OFFSET-FETCH clause, improving query performance and data retrieval for large datasets with step-by-step guidance and practical examples.
4 days ago
TABLESAMPLE clause - Azure Databricks - Databricks SQL | Microsoft Learn
· REPEATABLE ( seed ) Applies to: Databricks SQL Databricks Runtime 11.3 LTS and above An optional positive INTEGER constant seed, used to always produce the same set of rows. Use this clause when you want to reissue the query multiple times, and you expect the same set of sampled rows.
2 days ago
Identifying Top Entities by ASH (Part 1/5): Top SQL Statements
· The following query retrieves the top 10 SQL statements executed in the last 30 minutes, including their execution count and percentage of total activity: Sample output:
4 days ago
sql - How to UPDATE TOP 400? - Stack Overflow
· I would like to update the top 400 rows in a database table. The pseudo SQL is below, how can I do this? UPDATE top (400) db.dbo.tbl SET column1 = 2 WHERE column2 = 1 AND column1 is null
4 days ago
Sql Show Top 10 Rows
Selecting top results from SQL Count query, including table join ...
· I have this query currently, which selects the top "number of pickups" in descending order. I need to filter only the top 10 rows/highest numbers though. How can I do this? I have tried adding 'W...
4 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· Finding the Nth highest salary in a database table is a common challenge and interview question for SQL enthusiasts and professionals. This tutorial will guide you step-by-step through multiple methods of solving this problem in SQL, from using ranking functions to subqueries and the LIMIT clause.
5 days ago
sql server - How to SELECT TOP (1) with COALESCE to pick the top NOT ...
· It is convenient for displaying, but completely inconvenient for SQL processing. If possible, I would recommend going to the standard parent-child storage scheme, and building FQPath in the query if required.
4 days ago
PostgreSQL: Documentation: 17: SELECT
· SELECT SELECT, TABLE, WITH — retrieve rows from a table or view Synopsis [ WITH [ RECURSIVE ] with_query [, …
3 days ago
How to Implement Paging in SQL Server with OFFSET-FETCH
· Learn how to efficiently implement paging in SQL Server using the OFFSET-FETCH clause, improving query performance and data retrieval for large datasets with step-by-step guidance and practical examples.
4 days ago
Show SQL statements to count the number of rows and to list the top 15 ...
· Solution For Show SQL statements to count the number of rows and to list the top 15 rows of the RETAIL_ORDER table.
6 days ago
SQL Intermediate Practice Questions - LearnSQL.com
· Practice your SQL skills with 10 intermediate-level questions based on real-world scenarios. Includes solutions using GROUP BY, CASE WHEN, subqueries, CTEs, and more.
5 days ago
PostgreSQL: Documentation: 17: FETCH
· The forms using FORWARD and BACKWARD retrieve the indicated number of rows moving in the forward or backward direction, leaving the cursor positioned on the last-returned row (or after/before all rows, if the count exceeds the number of rows available).
3 days ago
Top 10 Record In Sql
Is there a way to find TOP X records with grouped data?
· According to the online manual, Sybase 12.5 supports WINDOW functions and ROW_NUMBER(), though their syntax differs from standard SQL slightly.. Try something like this: SELECT SP.* FROM ( SELECT *, ROW_NUMBER() OVER (windowA ORDER BY [DateStamp] DESC) AS RowNum FROM SomeTable WINDOW windowA AS (PARTITION BY [GroupID]) ) AS SP WHERE SP.RowNum <= 3 ORDER BY RowNum DESC;
4 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· Finding the Nth highest salary in a database table is a common challenge and interview question for SQL enthusiasts and professionals. This tutorial will guide you step-by-step through multiple methods of solving this problem in SQL, from using ranking functions to subqueries and the LIMIT clause.. In a relational database, retrieving the Nth highest salary is essential for analytical tasks ...
5 days ago
sql server - How to SELECT TOP(1) with COALESCE to pick the top NOT ...
· This will greatly simplify the processing. Now to identify the subordination you need to use LIKE - this is not the fastest procedure, and it uses indexes inefficiently. In addition, you have a limited maximum number of subordinate records, because you have only one character per level. –
4 days ago
100+ SQL Interview Questions and Answers - Intellipaat
· SQL is one of the most popular database programming languages that is used for creating, modifying, retrieving, and manipulating data in databases. If you’re planning to make a career in the database domain, then you have landed at the right place. This blog on top SQL interview questions with answers has the most asked interview questions from top MNCs like Google, Microsoft, and Meta to ...
100
5 days ago
Top 50 SQL Interview Questions with Answers - Undercode Testing
· A structured SQL cheat sheet with executable queries, database management commands, and verified learning resources. Prediction. SQL will remain a fundamental skill in data engineering, with increasing demand for optimization and NoSQL integration in cloud databases like AWS RDS and DynamoDB. References: Reported By: Sachincw Top – Hackers Feeds
50
4 days ago
SQL Intermediate Practice Questions - LearnSQL.com
· The product table contains: product_id, name, category, price, and launch_date. The purchase table records transactions and includes: purchase_id, customer_id, product_id, quantity, total_amount, and purchase_date.; Exercise 1: Monthly Revenue Summary. Exercise: Break down the purchase data by year and month, and show the number of orders (orders) and total revenue (revenue) for each period.
5 days ago
25 Best SQL Query Tools Reviewed In 2025 - The CTO Club
· This comparison chart summarizes pricing details for my top SQL query tool selections to help you find the best one for your budget and business needs. Tool Best For Trial Info Price; 1. NinjaOne . Best for remote monitoring. Free trial + free demo available. Book Demo Opens new window.
25
5 days ago
sql - Spring Data JPA Java - get Last 10 records from query - Stack ...
· Is there a way to retrieve the last X number of results from a query? For example - If want the first ten results, I see that example here works: setMaxResults for Spring-Data-JPA annotation? public interface UserRepository extends Repository<User, Long> { List<User> findByUsername(String username, Pageable pageable); } //and then I could call it like this Pageable topTen = new PageRequest(0 ...
4 days ago
Sql Query Select Top 10
t sql - Is there a maximum number of rows you can specify for TOP on ...
· When writing a query with the TOP clause in Microsoft SQL Server 2019, is there a limit to how high a number you can specify before the query fails? For example: SELECT TOP 9999999999999999 FROM table ORDER BY name I ask because I am using Bold BI with my SQL Server, which restricts the use of ORDER BY unless I also specify TOP. I want to set ...
6 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· The above query will fetch the details of the employee with the 4th highest salary. Let us see how query works starting with the most inner query. Query 1: SELECT DISTINCT sal FROM Employee ORDER BY sal DESC LIMIT 4; Output: Query 2: SELECT MIN(sal) FROM Employee WHERE sal IN (SELECT DISTINCT sal FROM Employee ORDER BY sal DESC LIMIT 4); Output: 5.
5 days ago
sql server - How to SELECT TOP(1) with COALESCE to pick the top NOT ...
· @LouisSomers I think that you have chosen a very bad scheme of hierarchy storage. It is convenient for displaying, but completely inconvenient for SQL processing. If possible, I would recommend going to the standard parent-child storage scheme, and building FQPath in the query if required. This will greatly simplify the processing.
4 days ago
Top 7 Dynamic Management View (DMV) Queries in SQL Server - Red9
· Run the query below to get the Top 10 most expensive T-SQL CPU consumers. SELECT TOP (10) DB_NAME(t.[dbid]) AS [Database] ,REPLACE(REPLACE(LEFT(t.[text], 255), CHAR(10), ''), CHAR(13), '') AS [ShortQueryText] ,qs.total_worker_time AS [Total Worker Time] ,qs.min_worker_time AS [MinWorkerTime] ,qs.total_worker_time / qs.execution_count AS ...
7
May 4, 2025
How to Identify and Eliminate Expensive Queries in SQL Server
· Identifying and optimizing these resource-intensive queries is one of the most impactful performance tuning activities a DBA or developer can perform. This guide walks you through practical techniques to find, analyze, and fix your most expensive SQL Server queries. Section 1: Identifying Expensive Queries 1.1 Using SQL Server's Built-in Tools
5 days ago
PostgreSQL: Documentation: 17: SELECT
· WITH Clause. The WITH clause allows you to specify one or more subqueries that can be referenced by name in the primary query. The subqueries effectively act as temporary tables or views for the duration of the primary query. Each subquery can be a SELECT, TABLE, VALUES, INSERT, UPDATE, DELETE, or MERGE statement. When writing a data-modifying statement (INSERT, UPDATE, DELETE, or MERGE) in ...
3 days ago
PostgreSQL: Documentation: 17: 2.5. Querying a Table
· An SQL SELECT statement is used to do this. The statement is divided into a select list (the part that lists the columns to be returned), a table list (the part that lists the tables from which to retrieve the data), and an optional qualification (the part that specifies any restrictions). For example, to retrieve all the rows of table weather ...
3 days ago
sql - Querying a CSV file - Super User
· A tutorial (and a another one) on using the SQL like query language with CSV files I found using google. Example Query: logparser -i:CSV "SELECT TOP 10 Time, Count INTO c:\logparser\test\Chart.GIF FROM c:\logparser\test\log.csv ORDER by Time DESC" -charttype:bar3d
4 days ago
Select Top 10 From Table
t sql - Is there a maximum number of rows you can specify for TOP on ...
· SELECT TOP 9999999999999999 FROM table ORDER BY name I ask because I am using Bold BI with my SQL Server, which restricts the use of ORDER BY unless I also specify TOP. I want to set the maximum possible number for TOP to work around this limitation. sql-server; t-sql; sql-server-2019;
6 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· Finding the Nth highest salary in a database table is a common challenge and interview question for SQL enthusiasts and professionals. This tutorial will guide you step-by-step through multiple methods of solving this problem in SQL, from using ranking functions to subqueries and the LIMIT clause.. In a relational database, retrieving the Nth highest salary is essential for analytical tasks ...
5 days ago
sql server - How to SELECT TOP(1) with COALESCE to pick the top NOT ...
· thanks, that works, I'll have to chew on it for a while though... it looks like you are iterating from top down and the coalesce() will stick to the first not-null item it finds... but I'm having difficulty wrapping my head around the recursive UNION ALL (never thought SQL server could handle self referencing stuff), and the string concatenation of hierarchy is also tricky...
4 days ago
PostgreSQL: Documentation: 17: 7.6. LIMIT and OFFSET
· Thus, using different LIMIT/OFFSET values to select different subsets of a query result will give inconsistent results unless you enforce a predictable result ordering with ORDER BY. This is not a bug; it is an inherent consequence of the fact that SQL does not promise to deliver the results of a query in any particular order unless ORDER BY is used to constrain the order.
3 days ago
PostgreSQL: Documentation: 17: SELECT
· WITH Clause. The WITH clause allows you to specify one or more subqueries that can be referenced by name in the primary query. The subqueries effectively act as temporary tables or views for the duration of the primary query. Each subquery can be a SELECT, TABLE, VALUES, INSERT, UPDATE, DELETE, or MERGE statement. When writing a data-modifying statement (INSERT, UPDATE, DELETE, or MERGE) in ...
3 days ago
PostgreSQL: Documentation: 17: 2.5. Querying a Table
· To retrieve data from a table, the table is queried.An SQL SELECT statement is used to do this. The statement is divided into a select list (the part that lists the columns to be returned), a table list (the part that lists the tables from which to retrieve the data), and an optional qualification (the part that specifies any restrictions).
3 days ago
VALUES clause - Azure Databricks - Databricks SQL | Microsoft Learn
· When using the SELECT syntax all expressions constitute a single row temporary table. The nth field of each tuple must share a least common type. If table_alias specifies column names, their number must match the number of expressions per tuple.
Mar 1, 2024
SELECT clause - Azure Databricks - Databricks SQL | Microsoft Learn
· Select all matching rows from the table references. Enabled by default. DISTINCT. Select all matching rows from the table references after removing duplicates in results. named_expression. An expression with an optional assigned name. expression. A combination of one or more values, operators, and SQL functions that evaluates to a value. column ...
Jan 30, 2025
Select Top 10 Sql Example
Selecting top results from SQL Count query, including table join ...
· You need to subquery it for the rownum to work. SELECT * FROM ( SELECT customer.company_name, COUNT (item.pickup_reference) as "Number of Pickups" FROM customer JOIN item ON (customer.reference_no=item.pickup_reference) GROUP BY customer.company_name, item.pickup_reference ORDER BY COUNT (customer.company_name) DESC ) WHERE rownum <= 10
4 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· Finding the Nth highest salary in a database table is a common challenge and interview question for SQL enthusiasts and professionals. This tutorial will guide you step-by-step through multiple methods of solving this problem in SQL, from using ranking functions to subqueries and the LIMIT clause.. In a relational database, retrieving the Nth highest salary is essential for analytical tasks ...
5 days ago
sql server - How to SELECT TOP(1) with COALESCE to pick the top NOT ...
· An example is finding the best supplier given a quantity of products, or determining the retail price of a product depending on discounts linked to customers, specific websites, the quantity etc... Sometimes I wish retailers would save my salary to give everyone a fixed low price so I could move on to doing something more useful ;-)
4 days ago
Top 7 Dynamic Management View (DMV) Queries in SQL Server - Red9
· Useful DMV Queries: Examples and Scenarios. DMVs deliver a clear view into SQL Server performance. ... Run the query below to get the Top 10 most executed T-SQL calls. SELECT TOP (10) LEFT(t.[text], 50) AS [ShortQueryText] ,qs.execution_count AS [ExecutionCount] ,qs.total_logical_reads AS [TotalLogicalReads] ,qs.total_logical_reads / qs ...
7
May 4, 2025
Detecting Expensive Queries - Rishan Solutions
· Here's a comprehensive and detailed guide on Detecting Expensive Queries in SQL Server, covering various methods, tools, and best practices to identify and troubleshoot performance bottlenecks. 🧠Introduction Detecting expensive queries is a critical aspect of database performance tuning. ... Example Query: SELECT TOP 10 qs.total_worker_time ...
May 4, 2025
PostgreSQL: Documentation: 17: SELECT
· WITH Clause. The WITH clause allows you to specify one or more subqueries that can be referenced by name in the primary query. The subqueries effectively act as temporary tables or views for the duration of the primary query. Each subquery can be a SELECT, TABLE, VALUES, INSERT, UPDATE, DELETE, or MERGE statement. When writing a data-modifying statement (INSERT, UPDATE, DELETE, or MERGE) in ...
3 days ago
SELECT clause - Azure Databricks - Databricks SQL | Microsoft Learn
· Select all matching rows from the table references. Enabled by default. DISTINCT. Select all matching rows from the table references after removing duplicates in results. named_expression. An expression with an optional assigned name. expression. A combination of one or more values, operators, and SQL functions that evaluates to a value. column ...
Jan 30, 2025
5 ideas for new SQL features! - FLEX YOUR DATA
· SELECT top 5 customers BY average_monthly_spend WHERE order_date > three years ago AND monthly_spend increased IN at least 6 months HAVING total_spend > 10000 This is perhaps the least fleshed-out idea on this post, but I think it has potential to bridge the gap between the much-appreciate structure of SQL and the raw expressive power of an LLM.
5
2 days ago
Sql Select Top 10 Records
Selecting top results from SQL Count query, including table join ...
· I have this query currently, which selects the top "number of pickups" in descending order. I need to filter only the top 10 rows/highest numbers though. How can I do this? I have tried adding 'W...
4 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· The inner query selects the top 6 salaries from the Employee table ordered in descending order. The outer query orders the results in ascending order to retrieve the 6th highest salary, skipping the first 5 rows.
5 days ago
sql server - How to SELECT TOP (1) with COALESCE to pick the top NOT ...
· It is convenient for displaying, but completely inconvenient for SQL processing. If possible, I would recommend going to the standard parent-child storage scheme, and building FQPath in the query if required.
4 days ago
PostgreSQL: Documentation: 17: SELECT
· SELECT SELECT, TABLE, WITH — retrieve rows from a table or view Synopsis [ WITH [ RECURSIVE ] with_query [, …
3 days ago
PostgreSQL: Documentation: 17: 7.6. LIMIT and OFFSET
· LIMIT and OFFSET allow you to retrieve just a portion of the rows that are generated by the rest of the query: SELECT select_list FROM table_expression [ ORDER BY ... ] [ LIMIT { count | ALL } ] [ OFFSET start ] If a limit count is given, no more than that many rows will be returned (but possibly fewer, if the query itself yields fewer rows). LIMIT ALL is the same as omitting the LIMIT clause ...
3 days ago
PostgreSQL: Documentation: 17: 2.5. Querying a Table
· An SQL SELECT statement is used to do this. The statement is divided into a select list (the part that lists the columns to be returned), a table list (the part that lists the tables from which to retrieve the data), and an optional qualification (the part that specifies any restrictions).
3 days ago
SQL Intermediate Practice Questions - LearnSQL.com
· Practice your SQL skills with 10 intermediate-level questions based on real-world scenarios. Includes solutions using GROUP BY, CASE WHEN, subqueries, CTEs, and more.
5 days ago
Explore SQL Commands: Top 25 Commands - MadeSimpleMSSQL
· Explore the world of SQL Commands with this in-depth guide covering definitions, types, best practices, examples, and 50 Interview questions.
May 4, 2025
Sql Server Select Top 1 Row
sql - Select top 1 row with aggregate function - Stack Overflow
· Select top 1 row with aggregate function. Ask Question Asked 8 years, 9 months ago. Modified 8 years, ... select top 1 with ties id,playen,count(id) over (partition by id,playen) as countt ,temaname from #temp t1 order by row_number() over (partition by id,playen order by id,playen,temaname) ... Assuming this is SQL Server try this : Select t ...
4 days ago
sql server - How to SELECT TOP(1) with COALESCE to pick the top NOT ...
· thanks, that works, I'll have to chew on it for a while though... it looks like you are iterating from top down and the coalesce() will stick to the first not-null item it finds... but I'm having difficulty wrapping my head around the recursive UNION ALL (never thought SQL server could handle self referencing stuff), and the string concatenation of hierarchy is also tricky...
4 days ago
query - Strange behavior of TOP 1 clause sql server - Database ...
· I have a SQL Server database and restored it on another server on a different machine. Now I run following same query on both DBs which produces same below result set. ... But when I add TOP 1 clause to the above query, original DB shows the 2nd row (ignores first row) select TOP 1 person_id, visit_id, verification_code, mobileNo, created_date ...
3 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· It allows you to skip the first N-1 rows and then return the next row, which represents the Nth highest salary. Query to Find the 6th Highest Salary: SELECT * FROM (SELECT * FROM Employee ORDER BY sal DESC LIMIT 6) AS T ORDER BY T.sal ASC LIMIT 1; Explanation: The inner query selects the top 6 salaries from the Employee table ordered in ...
5 days ago
sql server - Select one record from LAG Query - Database Administrators ...
· sql-server; query; Share. Improve this question. Follow ... It is happening because of the row being filtered before the LAG() function executes, making it unable to get the previous results. To work around this, ... How to select TOP 1 value from each column where value is not null. 0.
4 days ago
FROM clause plus JOIN, APPLY, PIVOT (T-SQL) - SQL Server
· Indicates that the selected sample can be returned again. When specified with the same repeat_seed value, SQL Server returns the same subset of rows as long as no changes have been made to any rows in the table. When specified with a different repeat_seed value, SQL Server will likely return some different sample of the rows in the table. The ...
3 days ago
sql server - Best way to select most recent record - Stack Overflow
· Basically ROW_NUMBER() gives you a way to tag the correct row with the number 1. Then you subsequently just filter on 1. It will basically give you a useful sequence number on the fly. It is usually faster (and IMHO much neater) than having to go back and join to the table twice. –
3 days ago
Using local Large Language Model OLLAMA with SQL Server
· Learn how to use a local Large Language Model OLLAMA with SQL Server and ask the model questions using SQL code. ... = 'Explain how this SQL query works in simple terms: "SELECT TOP (1000) [Item] FROM [MsSqlTips].[dbo].[SampleComments]"'; EXECUTE [dbo].[uspOllamaAnswer] @Question,'phi4',0.1,0.9,2; GO ... this query retrieves up to 1,000 rows of ...
4 days ago
Oracle Sql Select Top 10 Rows
Selecting top results from SQL Count query, including table join - Oracle
· You need to subquery it for the rownum to work. SELECT * FROM ( SELECT customer.company_name, COUNT (item.pickup_reference) as "Number of Pickups" FROM customer JOIN item ON (customer.reference_no=item.pickup_reference) GROUP BY customer.company_name, item.pickup_reference ORDER BY COUNT (customer.company_name) DESC ) WHERE rownum <= 10
4 days ago
Oracle Sql Limit Clause Best Practices - Restackio
· To implement the LIMIT clause, simply append it to the end of your SQL query. Here’s a basic structure: SELECT column1, column2 FROM your_table LIMIT <number_of_rows>; For example, if you want to retrieve only the first 10 records from a dataset, your query would look like this: SELECT order_id, order_date FROM orders LIMIT 10;
6 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· The inner query selects the top 6 salaries from the Employee table ordered in descending order. The outer query orders the results in ascending order to retrieve the 6th highest salary, skipping the first 5 rows. Alternate Use of Limit select * from Employee ORDER BY `sal` DESC limit 5,1; // will return 6th highest . Output: 4.
5 days ago
Repeat row in the result based on the value of a column
· SELECT FIRST_COL, VAL_COL FROM table1 CROSS APPLY ( SELECT LEVEL FROM DUAL CONNECT BY LEVEL <= table1.VAL_COL ); ... I believe Oracle will update it as never versions of their database comes out. – Michael Kutz. Commented Sep 14, 2018 at 19:29. Add a comment | ... FIRST_COL ----- A A B B B C C C C 9 rows selected. SQL> Share. Improve this ...
4 days ago
Oracle Sql Select Only Rows With Max Value In A Column Templates
· Here are three examples that use sql to find and select the row with the maximum value in a given column. the examples work in most major rdbms s, including mys. Take a fresh look at your lifestyle. ... Oracle Sql Select Only Rows With Max Value In A Column Templates. Productivity.
4 days ago
Oracle Pl Sql Loop Through Table Rows | Restackio
· In PL/SQL, loops are essential for iterating through table rows, allowing for efficient data processing. The most common types of loops used for this purpose are the FOR loop and the WHILE loop. Below, we will explore how to utilize these loops effectively to fetch and manipulate data from tables.
May 4, 2025
Oracle Pl Sql Select Into Table Variable | Restackio
· When working with SELECT INTO in Oracle PL/SQL, it is crucial to follow best practices to ensure efficient and effective data handling. Here are some key considerations: Select Only Necessary Fields. Always specify the fields you need in your query. For example, use SELECT name, surname instead of SELECT *.This practice minimizes the amount of data processed and returned, improving performance.
May 4, 2025
10 Oracle SQL Interview Questions (Updated 2025) - DataLemur
· Answer: This SQL statement gets the conversion rate for each product_id. The conversion rate is calculated by dividing the number of times the product was added to the cart (from ) by the number of clicks on the product's ad (from ).The left join on and is to ensure that we count only the instances where the user who clicked the ad is the one who added the item to the cart.
10
3 days ago
Sql Query To Select Top 10 Rows
sql - Can you specify 'unlimited' when using "Select TOP (@variable ...
· In SQL Server 2005 or later you can use following syntax to return a a variable number of rows: Declare @Limit Int Set @Limit=5 Select Top(@Limit) * From TableName Is there some magic value, that ...
4 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· The inner query selects the top 6 salaries from the Employee table ordered in descending order. The outer query orders the results in ascending order to retrieve the 6th highest salary, skipping the first 5 rows. Alternate Use of Limit select * from Employee ORDER BY `sal` DESC limit 5,1; // will return 6th highest . Output: 4.
5 days ago
sql server - How to SELECT TOP(1) with COALESCE to pick the top NOT ...
· It is convenient for displaying, but completely inconvenient for SQL processing. If possible, I would recommend going to the standard parent-child storage scheme, and building FQPath in the query if required.
4 days ago
PostgreSQL: Documentation: 17: SELECT
· WITH Clause. The WITH clause allows you to specify one or more subqueries that can be referenced by name in the primary query. The subqueries effectively act as temporary tables or views for the duration of the primary query. Each subquery can be a SELECT, TABLE, VALUES, INSERT, UPDATE, DELETE, or MERGE statement. When writing a data-modifying statement (INSERT, UPDATE, DELETE, or MERGE) in ...
3 days ago
Using local Large Language Model OLLAMA with SQL Server
· **SELECT**: This part of the query specifies what you want to get from the database. In this case, `[Item]` indicates that you´re interested in retrieving data from the column named “Item.” **TOP (1000)**: The `TOP` keyword is used to limit the number of rows returned by the query.
4 days ago
PostgreSQL: Documentation: 17: 2.5. Querying a Table
· An SQL SELECT statement is used to do this. The statement is divided into a select list (the part that lists the columns to be returned), a table list (the part that lists the tables from which to retrieve the data), and an optional qualification (the part that specifies any restrictions). For example, to retrieve all the rows of table weather ...
3 days ago
PostgreSQL: Documentation: 17: 7.6. LIMIT and OFFSET
· LIMIT and OFFSET allow you to retrieve just a portion of the rows that are generated by the rest of the query:. SELECT select_list FROM table_expression [ORDER BY ...] [LIMIT { count | ALL } ] [OFFSET start] If a limit count is given, no more than that many rows will be returned (but possibly fewer, if the query itself yields fewer rows).
3 days ago
How to Implement Paging in SQL Server with OFFSET-FETCH
· -- Get page 3 of products (10 items per page) SELECT ProductID, ProductName, UnitPrice FROM Products ORDER BY ProductName OFFSET 20 ROWS -- Skip first 20 rows (pages 1-2) FETCH NEXT 10 ROWS ONLY; -- Get 10 rows for page 3 Calculating OFFSET Value. For page-based navigation:
4 days ago
Sql Select Top 10 Rows Based On Column
sql server - How to SELECT TOP(1) with COALESCE to pick the top NOT ...
· thanks, that works, I'll have to chew on it for a while though... it looks like you are iterating from top down and the coalesce() will stick to the first not-null item it finds... but I'm having difficulty wrapping my head around the recursive UNION ALL (never thought SQL server could handle self referencing stuff), and the string concatenation of hierarchy is also tricky...
4 days ago
sql - Get top N rows of each group in MySQL - Stack Overflow
· Use ROW_NUMBER() and PARTITION BY as whown below.. In my case, the table name was company_perform_quter.I used group by single column, order by multiple column and received latest four record for each group. SELECT* from (SELECT *, ROW_NUMBER() OVER( PARTITION BY symbol ORDER BY symbol, year DESC, month DESC, quater DESC) rowNum FROM company_perform_quter) nn WHERE rowNum<=4
3 days ago
Selecting top results from SQL Count query, including table join ...
· You need to subquery it for the rownum to work. SELECT * FROM ( SELECT customer.company_name, COUNT (item.pickup_reference) as "Number of Pickups" FROM customer JOIN item ON (customer.reference_no=item.pickup_reference) GROUP BY customer.company_name, item.pickup_reference ORDER BY COUNT (customer.company_name) DESC ) WHERE rownum <= 10
4 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· As an analytic function, DENSE_RANK computes the rank of each row returned from a query with respect to the other rows, based on the values of the value_exprs in the order_by_clause. It’s ideal for finding the Nth highest salary because it gives a clear, continuous ranking. Query to Find the 3rd Highest Salary: SELECT * FROM
5 days ago
How to Implement Paging in SQL Server with OFFSET-FETCH
· FROM table_name ORDER BY column_name OFFSET N ROWS FETCH NEXT M ROWS ONLY; Where: N is the number of rows to skip; ... , @RowsPerPage INT = 10; SELECT ProductID, ProductName, UnitPrice FROM Products ORDER BY ProductName OFFSET (@PageNumber - 1) * @RowsPerPage ROWS FETCH NEXT @RowsPerPage ROWS ONLY; ... For SQL Server 2008 or earlier, use the ...
4 days ago
PostgreSQL: Documentation: 17: SELECT
· WITH Clause. The WITH clause allows you to specify one or more subqueries that can be referenced by name in the primary query. The subqueries effectively act as temporary tables or views for the duration of the primary query. Each subquery can be a SELECT, TABLE, VALUES, INSERT, UPDATE, DELETE, or MERGE statement. When writing a data-modifying statement (INSERT, UPDATE, DELETE, or MERGE) in ...
Feb 20, 2025
Using local Large Language Model OLLAMA with SQL Server
· **TOP (1000)**: The `TOP` keyword is used to limit the number of rows returned by the query. Here, it´s set to 1000, meaning the query will return only the first 1,000 rows based on the order they are stored in the database or how they are retrieved. **[Item]**: This specifies the column from which you want to retrieve data.
4 days ago
7.8. WITH Queries (Common Table Expressions) - PostgreSQL
· The basic value of SELECT in WITH is to break down complicated queries into simpler parts. An example is: WITH regional_sales AS ( SELECT region, SUM(amount) AS total_sales FROM orders GROUP BY region ), top_regions AS ( SELECT region FROM regional_sales WHERE total_sales > (SELECT SUM(total_sales)/10 FROM regional_sales) ) SELECT region, product, SUM(quantity) AS product_units, SUM(amount) AS ...
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3 days ago
How To Select Top 10 Rows In Sql Server
sql - Can you specify 'unlimited' when using "Select TOP (@variable ...
· In SQL Server 2005 or later you can use following syntax to return a a variable number of rows: Declare @Limit Int Set @Limit=5 Select Top(@Limit) * From TableName Is there some magic value, that ...
4 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· The inner query selects the top 6 salaries from the Employee table ordered in descending order. The outer query orders the results in ascending order to retrieve the 6th highest salary, skipping the first 5 rows. Alternate Use of Limit select * from Employee ORDER BY `sal` DESC limit 5,1; // will return 6th highest . Output: 4.
5 days ago
sql server - How to SELECT TOP(1) with COALESCE to pick the top NOT ...
· thanks, that works, I'll have to chew on it for a while though... it looks like you are iterating from top down and the coalesce() will stick to the first not-null item it finds... but I'm having difficulty wrapping my head around the recursive UNION ALL (never thought SQL server could handle self referencing stuff), and the string concatenation of hierarchy is also tricky...
4 days ago
Using local Large Language Model OLLAMA with SQL Server
· **TOP (1000)**: The `TOP` keyword is used to limit the number of rows returned by the query. Here, it´s set to 1000, meaning the query will return only the first 1,000 rows based on the order they are stored in the database or how they are retrieved.
4 days ago
query - Strange behavior of TOP 1 clause sql server - Database ...
· Mike D. has provided an answer on how SQL Server sorts data that might help you understand what is it about the deterministic result you see on some comments.. The Arguments of the ORDER BY doc says:. ASC | DESC Specifies that the values in the specified column should be sorted in ascending or descending order. ASC sorts from the lowest value to highest value.
3 days ago
Fastest way to insert 30 thousand rows in SQL Server
· INSERT ##MyTable(ID) SELECT 1001999 + n FROM ( SELECT TOP (30000) n = ROW_NUMBER() OVER (ORDER BY s1.[object_id]) FROM sys.all_objects AS s1 CROSS JOIN sys.all_objects AS s2 ORDER BY s1.[object_id] ) AS x; In my lowly Windows VM on a Mac host this occurs sub-second. ... SQL Server select into vs. insert into performance with embedded cross ...
4 days ago
MAX CASE WHEN in SQL – Explained with Examples (2025 Guide)
· Write a query to select the top 3 departments with at least ten employees and rank them according to the percentage of their employees making over 100K in salary. To solve this query, the strategy involves grouping employees by department, counting the total number of employees, and calculating the percentage of employees within each department earning over $100K.
4 days ago
Top 7 Dynamic Management View (DMV) Queries in SQL Server - Red9
· To effectively monitor and optimize your SQL Server Analysis Services (SSAS) instance, it’s essential to use the right tools and understand the permissions required to query DMVs. Available Tools for Running DMV Queries: SQL Server Management Studio (SSMS) – Ideal for ad-hoc DMV queries, troubleshooting, and live performance checks.
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May 4, 2025
Select Top 10 Rows In Oracle Sql Developer
Selecting top results from SQL Count query, including table join - Oracle
· You need to subquery it for the rownum to work. SELECT * FROM ( SELECT customer.company_name, COUNT (item.pickup_reference) as "Number of Pickups" FROM customer JOIN item ON (customer.reference_no=item.pickup_reference) GROUP BY customer.company_name, item.pickup_reference ORDER BY COUNT (customer.company_name) DESC ) WHERE rownum <= 10
4 days ago
Oracle Sql Limit Clause Best Practices - Restackio
· To implement the LIMIT clause, simply append it to the end of your SQL query. Here’s a basic structure: SELECT column1, column2 FROM your_table LIMIT <number_of_rows>; For example, if you want to retrieve only the first 10 records from a dataset, your query would look like this: SELECT order_id, order_date FROM orders LIMIT 10;
6 days ago
How to Find Nth Highest Salary from a Table? - GeeksforGeeks
· It allows you to skip the first N-1 rows and then return the next row, which represents the Nth highest salary. Query to Find the 6th Highest Salary: SELECT * FROM (SELECT * FROM Employee ORDER BY sal DESC LIMIT 6) AS T ORDER BY T.sal ASC LIMIT 1; Explanation: The inner query selects the top 6 salaries from the Employee table ordered in ...
5 days ago
Need to count records and group count by date on Oracle
· select created, count(*) CreatedCount from yourtable group by created order by created; ... oracle-10g; count; oracle-sql-developer; group-by; See similar questions with these tags. The Overflow Blog Mastering microservices with a former Uber and Netflix architect. Behind the scenes: Community “management” at Stack Overflow. ...
4 days ago
Oracle Sql Select Only Rows With Max Value In A Column Templates
· Here are three examples that use sql to find and select the row with the maximum value in a given column. the examples work in most major rdbms s, including mys. Take a fresh look at your lifestyle. ... Oracle Sql Select Only Rows With Max Value In A Column Templates. Productivity.
4 days ago
Oracle Pl Sql Loop Through Table Rows | Restackio
· In PL/SQL, loops are essential for iterating through table rows, allowing for efficient data processing. The most common types of loops used for this purpose are the FOR loop and the WHILE loop. Below, we will explore how to utilize these loops effectively to fetch and manipulate data from tables.
May 4, 2025