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15 wrz 2008 · Once you figure out how it works, you can convert three results to two results by deciding the behavior of null. E.g. this would treat null as not saleable: SELECT CASE WHEN obsolete = 'N' OR instock = 'Y' THEN 'true' ELSE 'false' -- either false or null END AS saleable. Share.
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.
23 lis 2012 · select if(column_name = "value", "value_1", "value_2") as column_name from table_name; or. select (case when column_name = "value" then 'value_1' else 'value_2' end) as column_name from table_name;
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.
26 wrz 2023 · The IF...THEN statement in SQL is often used in conjunction with the CASE expression. The basic syntax goes like this: SELECT . column1, column2, ... CASE WHEN condition1 THEN result1. WHEN condition2 THEN result2. ... ELSE else_result. END AS alias_name. FROM . your_table; column1, column2, etc.:
4 lis 2022 · practical examples to use sql if statement explained. Use multiple if conditions, sql if else condition, sql nested if else condition with examples
