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  1. 1 dzień temu · In SQL, the LIKE operator is used to search for a specified pattern in a column. Whereas, the BETWEEN operator is used to filter the result set within a specific range.

  2. 1 dzień temu · Learn how to use the SQL BETWEEN operator to select records between two values. This comprehensive guide covers everything you need to know, from syntax to examples.

  3. 5 dni temu · AVG () computes the average of a set of values by dividing the sum of those values by the count of non-null values. If the sum exceeds the maximum value for the data type of the return value, AVG () returns an error. AVG is a deterministic function when used without the OVER and ORDER BY clauses.

  4. 5 dni temu · A simple way to compare time MS SQL Server is by using comparison operators. The time should be in datetime format and then it can be compared to each other correctly. To convert a value into datetime value, use the CONVERT () function. Syntax: DECLARE @input1 DATETIME; DECLARE @input2 DATETIME;

  5. 2 dni temu · In this tutorial, we’ll learn different ways to compute the Levenshtein distance between two strings. Additionally, we’ll explore the complexity of basic implementations and discuss methods for improving them.

  6. 5 dni temu · I also need to determine the number of days the service actually ran [some only run Monday-Wednesday, for example] so I can calculate the total mileage each route drove during the period of the study. I have a minimum dataset below. The actual dataset is about half a million rows for this fiscal year.

  7. 2 dni temu · The FROM clause can contain a single table, a combination of multiple tables that are joined together using JOIN clauses, or another SELECT query inside a subquery node. DuckDB also has an optional FROM -first syntax which enables you to also query without a SELECT statement. Examples. Select all columns from the table called table_name: