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  1. 25 maj 2011 · Two options: Use the LIKE keyword, along with percent signs in the string. select * from table where field like '%a%' or field like '%b%'. (note: If your search string contains percent signs, you'll need to escape them)

  2. I've been trying to figure out how I can make a query with MySQL that checks if the value (string $haystack) in a certain column contains certain data (string $needle), like this: SELECT * FROM `table` WHERE `column`.contains('{$needle}')

  3. WHERE Syntax. SELECT column1, column2, ... FROM table_name. WHERE condition; Note: The WHERE clause is not only used in. SELECT statements, it is also used in UPDATE, DELETE, etc.!

  4. First, we set up the SQL query that selects the id, firstname and lastname columns from the MyGuests table where the lastname is "Doe". The next line of code runs the query and puts the resulting data into a variable called $result.

  5. 26 sty 2024 · Mastering the use of the WHERE, GROUP BY, and HAVING clauses can greatly enhance the performance and functionality of your MySQL queries. In this tutorial, we will explore these clauses, understand when and how to use them together, and see practical examples to consolidate the concepts covered.

  6. 23 mar 2023 · CHARINDEX () is an SQL server function for finding the index of a substring in a string. The CHARINDEX() function takes 3 arguments – the substring, the string, and the starting position. The syntax looks like this: CHARINDEX(substring, string, start_position)

  7. 12 maj 2024 · SELECT * FROM Product. WHERE description LIKE '%Milk%' OR description LIKE '%Dark%'; The LIKE operator combined with % on both sides of the search terms allows for flexible searching. This means the target terms can appear anywhere within the description column, not just at the beginning or end.

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