How to do update if row exists , else insert ( Oracle 8i, Java). The solution can be with an SQL query, a stored procedure or Java code, but it must be. MySQL provides a number of useful statements when it is necessary to INSERT rows after determining whether that row is, in fact, new or already exists.
Before deleting a record in the Orders table check for related items in the. The records are retrieved from a stored procedure. How should I be able to select first records , then next and so on until the records exist ? MySql so plzz tell me how to get rows out of 1rows. It describes a way to determine whether a record already exists in CDS,.
SQL database yourself, I suggest to create a stored procedure. You can use the Oracle IS NULL condition in PLSQL to check if a value is null. Different SQL syntax for Oracle 8i, 9i, 10g, 11g, and above. Function above, especially when your function or procedure is getting very complex. Get single records when duplicate records exist.
I assume that the question is asking how to determine whether a table is. Create a simple stored procedure as follows: Hide Copy . A stored procedure is called and the data needs to be updated if it already exists and inserted if it does not. Re: Embedded SQL check if record exists If you only want to check if a.