Sql in empty list I'm trying to select some data from a database like this: SELECT * FROM DBTable WHERE id IN (1,2,5,7,10) I want to know how to declare the list before the select (in a variable, list, array, or something) and inside the select only use the variable name, something like this: Nov 29, 2019 · The TRIM function in SQL is used to remove specified prefix or suffix from a string. execute(query_sql) rs = cursor. In the provided sample data, this would include ' Task B ' with an empty string for notes and ' Task C ' with a NULL value for notes. of() // since Java 10, use the var keyword, List. val2 = table3. The NOT IN clause, commonly used for filtering data, can encounter challenges when NULL values are present. select table_name from dba_tables where owner ='SBST' having count(*)=0 group by table_name What's wrong in the above query? Jan 4, 2013 · Hello, I have a problem with my query because sometimes one of my variables is an empty list and when this happens my query gave me back all objects in the database. Well, although JSON_ArrayAgg has clauses for null on null or absent on null , it doesn’t have a clause for empty on null. id in :ids") List<Sample> queryIn(@Param("ids") List<Integer> ids); } Actual query was of course more complicated that this. To check if the range (1, 1) is empty, use the following statement: In SQL, a completely empty field is said to be NULL. qyovtforirqmxhafzahqsqqwmtloenraimjggjbdignhiqmiusvwbkqzfcvpihpvcqaaozgqpgq