WebHow to find if the Result Set is empty? — oracle-tech Folks, I have a basic question in JDBC. Say, I call executeQuery() on a CallableStatement object like this: ResultSet rs = … WebAs per this: Empty condition for Result Set in Python Client The problem is even though the query returns 0 results the length of the result set is not 0: print (len (open_query_result)) 1 for table in open_query_result: ... for record in table.records: ... print ( (record.values.get ("SOMETHINGHERE"))) ... None
How to check if the resultset is empty in Java? – ITExpertly.com
WebMar 9, 2015 · In the Script Task you can check in .net code http://sqlage.blogspot.ca/2013/07/ssis-how-to-read-object-type-variable.html if the recordset has any rows and assign your conditional test package variable a value you deem logically as a pass/no pass. WebThe wasNull () method of the ResultSet interface determines whether the last column read had a Null value. i.e. whenever you read the contents of a column of the ResultSet using the getter methods (getInt (), getString etc...) you can determine whether it (column) contains null values, using the wasNull () method. radio jazz blues swing
Execute a SQL Query and Catch a Empty Return
WebAug 31, 2024 · How to check if the resultset is empty or not? To be totally sure of rather the resultset is empty or not regardless of cursor position, I would do something like this: … WebNov 19, 2010 · How to check if resultset is empty I have a ResultSet that I need to set to a tablemodel like below - ResultSet rs = Database.getUserList (input Parm); /* I would like to check if resultset is null and throw a JOptionPane saying that the query returned no rows. If I check for rs.next (), I cannot see the first row fetched in the jTable1. */ WebMar 15, 2024 · Q #2) How to check whether the ResultSet is empty or not? Answer: There are no predefined methods like length(), size() available to check the IsResultSet Empty. We can use the next() method to iterate … dragan zivic