WebMar 31, 2016 · just an update on how to get the min and max values for 5 chunks. select num, min (cre_surr_id), max (cre_surr_id) from (select p.cre_surr_id, ntile (5) over (order by NULL) as num from (select p.* from productions p where rownum <= 100000 ) p ) group by num Share Improve this answer Follow answered Mar 31, 2016 at 14:33 Shaun Kinnair
How to use DBMS_PARALLEL_EXECUTE to chunk over DB link - Ask TOM - Oracle
WebMar 13, 2024 · The chunk size would be determined by locking time limits. I.e. how many rows per say 10 seconds or at most a minute. Maybe be 10.000 or may be only 10 if each … WebJan 19, 2024 · DECLARE @ChunkSize int SELECT @ChunkSize = 50000 --use select instead of set so @@rowcount will <> 0 WHILE @@rowcount <> 0 BEGIN DELETE TOP … flight from dnipro to sweden
Oracle SQL*Plus: The Definitive Guide, 2nd Edition
WebYou can specify the chunk size for the LOB when creating the table that contains the LOB. This corresponds to the data size used by Oracle Database when accessing or modifying … WebJul 14, 2024 · The default number of job slaves is computed as the product of Oracle parameters cpu_count and parallel_threads_per_cpu. On a Real Application Clusters installation, the number of job slaves is the sum of individual settings on each node in the cluster. This procedure returns only when all the chunks are processed. WebOct 7, 2024 · When a chunk is queried, a dynamic SQL statement is built, selecting the next incremental.snapshot.chunk.size records, whose primary keys are larger than the last one from the previous chunk (or the first primary key for the first chunk) and which are smaller or equal to the recorded maximum primary key. The default chunk size is 1,024. chemistry concept map