in src/include/access/htup_details.h, I find out this: #define HEAP_XMAX_IS_MULTI 0x1000 /* t_xmax is a MultiXactId */ what's MultiXactId? Can you give me a scenario to make this bit as 1?
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in src/include/access/htup_details.h, I find out this: #define HEAP_XMAX_IS_MULTI 0x1000 /* t_xmax is a MultiXactId */ what's MultiXactId? Can you give me a scenario to make this bit as 1?
[email protected]