This portal is to open public enhancement requests against products and services offered by the IBM Data & AI organization. To view all of your ideas submitted to IBM, create and manage groups of Ideas, or create an idea explicitly set to be either visible by all (public) or visible only to you and IBM (private), use the IBM Unified Ideas Portal (https://ideas.ibm.com).
Shape the future of IBM!
We invite you to shape the future of IBM, including product roadmaps, by submitting ideas that matter to you the most. Here's how it works:
Search existing ideas
Start by searching and reviewing ideas and requests to enhance a product or service. Take a look at ideas others have posted, and add a comment, vote, or subscribe to updateson them if they matter to you. If you can't find what you are looking for,
Post your ideas
Post ideas and requests to enhance a product or service. Take a look at ideas others have posted and upvote them if they matter to you,
Post an idea
Upvote ideas that matter most to you
Get feedback from the IBM team to refine your idea
Specific links you will want to bookmark for future use
Possibility to index only specific rows of one or more columns. This could be implemented with a WHERE clause in the index create statement and would rsult in a tiny index for exactly the rows you are interested in.
The reorg online process need to lock the table in order to conclude. This is not a problem when you dont have many transactions, but when you have a 24x7 intense workload you might have a huge impact on your application.
æˆ‘ä»¬å¸Œæœ›ç»™ç´¢å¼•æ·»åŠ ä¸€ä¸ªå±žæ€§visible on/offæ¯”å¦‚ï¼šALTER INDEX VISIBLE ON ï¼ˆé»˜è®¤å±žæ€§ï¼‰ALTER INDEX VISIBLE OFF ï¼ˆç´¢å¼•ä¸å¯è§ï¼‰å½“ç´¢å¼•ä¸å¯è§ä»¥åŽä¼˜åŒ–å™¨æ— æ³•ä½¿ç”¨ä¸å¯è§çš„ç´¢å¼•ï¼Œå¦‚æžœéœ€è¦ï¼Œç›´æŽ¥alter index ...
Increase the maximum size of a LOB object per table or per table partition
SQL and XML limits https://www.ibm.com/support/knowledgecenter/SSEPGG_11.1.0/com.ibm.db2.luw.sql.ref.doc/doc/r0001029.html
The maximum size of a LOB object of 4 terrabyte leads to the necessity of partitioning the table just due to this limit. S...
In current design, when SQL statement accesses a table, the compression and expansion dictionaries of that table will be read into DBHEAP and kept there until database deactivation. For column-based table, the memory consumption may up to 100MB. i...
Recommend/evaluate indexes – more information for each index
This is a point for tuning with indexes -> Tuning with indexes is still very common and useful. While using recommend and evaluate indexes it is possible to investigate each recommended index by updating USE_INDEX column in the table ADVISE_IND...
I went to use this marvelous feature on windows.. and for my surprise external tables are not implemented for this platform :-( (v11.5) Why ? Please, add support for external tables usage on windows hosts as well .
Remove The Need To REORG A Table Up On Performing Table Alter/REORG Recommended Operations
Today when we perform certain operations aka REORG recommended operations against a table like adding columns, dropping columns, changing datatype of a column, altering NULLABILITY of a column etc. the table will be put in a state called REORG pen...
Do not place IBM confidential, company confidential, or personal information into any field.