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15 wrz 2008 · SELECT CASE WHEN <test> THEN <returnvalue> WHEN <othertest> THEN <returnthis> ELSE <returndefaultcase> END AS <newcolumnname>FROM <table>. You can even put case statements in an order by clause for really fancy ordering. Share. Follow.
31 maj 2023 · SELECT * FROM mytable WHERE column1 LIKE '%word1%' OR column1 LIKE '%word2%' OR column1 LIKE '%word3%'. If you need all words to be present, use this: SELECT * FROM mytable WHERE column1 LIKE '%word1%' AND column1 LIKE '%word2%' AND column1 LIKE '%word3%'.
28 maj 2024 · We can use either a CASE statement or an IIF() function to implement IF-THEN logic in SQL. In this tutorial, we’ll explore how to implement IF-THEN logic in SQL across various dialects such as SQL Server, MySQL, and PostgreSQL.
18 sty 2024 · How to Use the SQL CONTAINS Function in Transact-SQL. The CONTAINS SQL Server function should be used in a Transact-SQL SELECT query as below: 1 SELECT * 2 FROM <TableName> 3 WHERE CONTAINS (<ColumnName> | ( <ColumnList> ) | *, '<SearchCondition>') The arguments supported by the function are:
12 maj 2024 · In MS SQL, we can utilize the CHARINDEX() function to search for a substring’s position: SELECT * FROM Product WHERE CHARINDEX('Milk', description) > 0 OR CHARINDEX('Dark', description) > 0; Like POSITION(), CHARINDEX() returns the 1-based index of the search substring or 0 if it isn’t in the string. 7. Comparison
30 paź 2023 · In this example, the WHERE clause is structured with OR/AND operators as an SQL if statement in SELECT to define conditions either based solely on age or a combination of age and department, demonstrating the versatility of conditional logic in SQL queries.
24 lip 2019 · If you are using SQL Server 2016 or above and you want to use a string of separated values as input, you can use the table valued function STRING_SPLIT(). This function splits a string into rows based on a specified separator and returns the data in a table.
