Given the table named ROLE: role_id[PK] NUMBER role_name VARCHAR2 Using only SQL (no PL/SQL) how would I write a MERGE (or UPDATE?) statement that would update the role_name as below, but only ...
Again, another question related to the answer of the one there: Insert with OUTPUT correlated to sub query table So I ended up with this query, written for SQL Server: CREATE TABLE tempIDs ( ...
I'm attempting to perform a merge into a remote table, let's say on server A (over a dblink), using a local table on server B. Source and target databases are both on Oracle 10.2.0.3. We already have ...
I have a query which updates a table with data from another table. The current query is written as a correlated update with an exists clause to remove unnecessary rows. The problem is since both of ...
I have a Merge query (open to better suggestions) that seems to cause the server to hang. (I'm not sure what it's doing, but it pegs the CPU and never completes) When I run it through the query ...
What is the faster statement? A MERGE or Select->Update/Insert depending on if it returns a value? I'm trying to optimize a database, but I haven't found any speed tests comparing the two. I found ...