http://www.dba-oracle.com/t_partitioned_index_global_local_query.htm WebFeb 5, 2024 · Local indexes will help within individual partitions or sub partitions once the partition pruning has happened. Global indexes can help with queries that in your case aren't date specific, but need to be selected across all partitions. Share Improve this answer Follow answered Feb 5, 2024 at 14:22 Gandolf989 1,500 12 18 Add a comment Your Answer
Partitioned tables and indexes - SQL Server, Azure SQL Database, …
WebJan 13, 2012 · 1. A global index on created_time does not seem to be warranted on a table that is also partitioned on created_time, no matter what the size of the intervals would be. First, you already would gain the benefits of partition pruning for any query that makes … http://www.dba-oracle.com/t_global_vs_local_partitioned_indexes.htm cch certifytax
Local vs. global partitioned index query tips
WebDec 19, 2024 · A global secondary index is considered "global" because queries on the index can span all of the data in a table, across all partitions.Local secondary index — an index … WebQueries and Partitions: A global secondary index lets you query over the entire table, across all partitions. A local secondary index lets you query over a single partition, as specified … WebSecondary indexes can be partitioned -- locally and globally OVERFLOWdata segments are always equipartitioned with the table partitions Partitioning Methods Oracle provides the following partitioning methods: Range … buster\u0027s spanish rocketship