How do I filter data in SQL?
You can filter data in SQL using the WHERE clause. For example, SELECT * FROM table_name WHERE condition;
Can you give me an example of filtering with multiple conditions?
Sure! You can use AND/OR operators. For example: SELECT * FROM table_name WHERE condition1 AND condition2;
What if I want to filter by a specific range of values?
You can use the BETWEEN operator. For example: SELECT * FROM table_name WHERE column_name BETWEEN value1 AND value2;
How do I filter for NULL values?
To filter for NULL values, use IS NULL
or IS NOT NULL
. For example: SELECT * FROM table_name WHERE column_name IS NULL;
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