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I'd like to write a SELECT statement that uses just one test to return columns with no value (null, empty, or all spaces). I thought this would work: SELECT column_name from table_name WHERE column_name NOT LIKE '%_%';
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.
30 paź 2023 · The SQL IF statement in SELECT queries is utilized to introduce conditional logic, allowing for more dynamic and flexible data retrieval. Essentially, it lets you specify conditions to dictate which data should be fetched or how it should be displayed.
14 wrz 2021 · How to Deal with NULL Values in Standard SQL. 1. Identify — 2. Understand — 3. Act. Marie Lefevre. ·. Follow. Published in. Towards Data Science. ·. 8 min read. ·. Sep 14, 2021. -- 1. Photo by Kelly Sikkema on Unsplash. Who can claim to handle databases of impeccable quality and reliability every day?
26 kwi 2017 · In this article I'll be covering how you can change the formatting of a cell in a tablix or matrix based on it's value, or other values in the row, just like you are likely already accustomed...
13 lip 2023 · Yes, there is a way to suppress blank lines in Word when using merge fields. One way to do this is by toggling the field codes in the mail merge document so that merge fields are presented in the following manner: ` {MERGEFIELD *Field_name*}`. You can accomplish this by pressing `Alt+F9`.
