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To store an additional 8 bytes partition meta shifted by 8 bytes.
To support binary compatibility and keep code clean we creating a new successor of PageMetaIO - PageIndexMetaIO with the new type T_INDEX_META.
We converting all existing T_META pages into T_INDEX_META.
We storing additional 8 bytes at the end of each T_INDEX_META and T_PART_META memory pages.To support backward compatibility and keep code clean we converting each T_META page into a new type T_INDEX_META and processing it using new PageIndexMetaIO which extends PaeMetaIO.
// TBD image
WAL delta records have also been modified to store re-encryption status.
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