THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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To support binary compatibility and keep code clean we creating a new successor of PageMetaIO - PageIndexMetaIO PageMetaIOV2 with the new same type T_INDEX_META.
We converting all existing T_META pages into T_INDEX_METAa new version.
We storing additional 8 bytes at the end of each T_INDEX_META and T_PART_META memory pages.
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