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Pg Heap

format/postgres/pg_heap.md

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To see heap page's content

sh
$ fq -d pg_heap -o flavour=postgres14 ".[0]" 16994

To see page's header

sh
$ fq -d pg_heap -o flavour=postgres14 ".[0].page_header" 16994

First and last item pointers on first page

sh
$ fq -d pg_heap -o flavour=postgres14 ".[0].pd_linp[0, -1]" 16994

First and last tuple on first page

sh
$ fq -d pg_heap -o flavour=postgres14 ".[0].tuples[0, -1]" 16994

Authors

References