Type a unique name for the buffer pool that you are creating. This name can contain from 1 to 18 characters and be an ordinary or delimited identifier.

Select the page size to be used for the buffer pool from the drop-down list. The valid values are 4KB, 8KB, 16KB, and 32KB. The default page size is 4KB.

The page size of a table space must be the same as the page size of the buffer pool associated with it. Using a larger page size allows you to create a table space with the same page size. If a long table space is defined then the page size must be 4KB.

Type the size of the buffer pool in pages.

Select to indicate that pages being migrated out of this buffer pool will be stored in the extended storage.

To use extended storage, this check box must be selected and the num_estore_segs configuration parameter must be greater than zero.

Select to use the default buffer pool size. The default size is 250 pages.

Select to create the buffer pool immediately. This is the default.

Select to create the buffer pool the next time you restart the database.

Shows the name of the buffer pool that you are altering. You cannot alter the buffer pool name.

Shows the page size used for the buffer pool. You cannot alter the page size. The valid values are 4KB, 8KB, 16KB, and 32KB. The default is a 4KB page size.

The page size of a table space must be the same as the page size of the buffer pool associated with the table space. If a long table space is defined then the page size must be 4KB.

Select to use the default buffer pool size. The default size is 250 pages.

Select to alter the buffer pool immediately. This is the default.

Select to alter the buffer pool the next time you restart the database.

Select to create the buffer pool on all of the database partitions of the database.

Select to identify the database partition groups to which the buffer pool definition applies. The buffer pool will be created on all of the database partitions that participate in the selected database partition groups.

If you select this radio button, you must select one or more of the database partition groups from the list of Available database partition groups.

Select the database partition or database partitions for which you want to change the size of the buffer pool. The changes made on the Alter Buffer Pool window will change the buffer pools for the database partition or database partitions that you select.

Shows that the buffer pool was created on all of the database partitions in the database partition groups shown in the Selected database partition groups box. This radio button cannot be selected when altering a buffer pool.

If this radio button is preselected, you can add selected database partition groups to the list of database partition groups to which the buffer pool definition applies. (You cannot remove database partition groups that were used to create the buffer pool.)

Moves the selected items from the Available database partition groups list to the Selected database partition groups list.

Moves all the items from the Available database partition groups list to the Selected database partition groups list.

Moves the selected items from the Selected database partition groups list to the Available database partition groups list.

Moves all the items from the Selected database partition groups list to the Available database partition groups list.