WebMar 21, 2024 · First it reads the ID's of available jobs, then it reserves them and gets the info. SELECT ID FROM JOBS WHERE LOCKED_BY IS NULL LIMIT 5; --Check available jobs UPDATE JOBS LOCKED_BY = 'Thread#1' WHERE ID IN (?); --Lock jobs SELECT * FROM JOBS WHERE ID IN (?); --Get info about jobs to process. Issue arises when … WebDB2 LUW table locked while reading. I have a range partitioned table in my database, it is range partitioned by a date column: transaction_date, with 1 partition per 1 month. Now my problem is: When running SQL statement to read data from the table, My table is very large so it takes a long time for the SQL to finish.
Error SQL2048N Reason Code 6 (RC 6) when trying to perform and ... - IBM
WebMay 19, 2024 · For Db2 LUW database performance tuning, a tool exists that IBM makes available and costs you nothing: the IBM Db2 Process Model. It will help lead you to places that performance issues are originating, and IBM suggests ways to address those issue once they are identified. First, it’s important that you can answer the “where” and “why ... WebNov 17, 2024 · You can use the monitor function MON_GET_LOCKS(), for example. SELECT lock_name, member, lock_status, application_handle FROM TABLE (MON_GET_LOCKS(NULL, -2)) You can then use MON_GET_CONNECTION() to retrieve application details by its handle and MON_FORMAT_LOCK_NAME() to obtain detailed … passerelle himalayenne isère
What Is The Difference Between TEMPORARY TABLE And TABLE …
WebJun 14, 2011 · But your connection has a lock on the departments table and won’t give up that lock until it can finish the transaction with a lock on the employees table. I have the … WebLock Size tells the object on which lock is to be applied. In Db2 the Lock Size can be table space, Partition, table, page or Row level. Of course here locksize selection depends on the database structure, i.e. all locksizes are not appropriate in all situations, like partition lock size is only applicable to partitioned table spaces. WebOct 5, 2007 · C.2 - Find out who's causing the lock waiting. db2 get snapshot for locks for application agentid 1554. This command will list, among other things, the connection holding the lock needed by appl 1554. output example: ID of agent holding lock = 161. This means the connection #161 is the causing the lock. passerelle de la tortue