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15 wrz 2008 · If you need to write just one condition, then iif() is sufficient, however if you want to write multiple iif() conditions within one statement then you will have to use `case' statement as demonstrated in above responses. Here is an example for your reference.
28 maj 2024 · In this article, we explored different options for executing IF-THEN logic in a SQL SELECT statement. These options include using CASE , IIF() , and CHOOSE() . Furthermore, if we want a query that’s used in almost every dialect, we must choose the CASE statement.
SELECT CASE WHEN ColB = 'March' THEN (Select ColA FROM tablename WHERE ColB = 'January') END FROM tablename Or can be done without a CASE would be. SELECT (SELECT colA FROM tablename WHERE colB = 'January') FROM tablename WHERE colB = 'March' See example of second running here
30 paź 2023 · It can be combined with other functions to mimic an SQL if statement in select, enabling you to specify various outcomes and choose among them based on a specified condition or index, thus making it possible to render results based on conditional logic directly within a SELECT statement.
4 sie 2024 · In this article, we discussed various methods for implementing IF or IF-ELSE logic in an SQL WHERE clause. These methods include using CASE, Boolean Operators, IF() or IIF(), and CHOOSE() or ELT(). Moreover, we can use universal CASE statements to handle multiple different conditions with different outcomes.
To filter data by multiple conditions in a WHERE clause, use the AND operator to connect the conditions. Here’s what this looks like for two conditions: WHERE condition1 AND condition2. In our example, condition1 is dept = 'Finance' and condition2 is salary > 4000.
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.
