PG_STAT_GET_MEM_MBYTES_RESERVED

PG_STAT_GET_MEM_MBYTES_RESERVED displays the current activity information of a thread stored in memory. You need to specify the thread ID (pid in PG_STAT_ACTIVITY) for query. If the thread ID is set to 0, the current thread ID is used. For example:

   
        SELECT pg_stat_get_mem_mbytes_reserved(0);

**Table 1** PG_STAT_GET_MEM_MBYTES_RESERVED columns
Column	Description
ConnectInfo	Connection information.
ParctlManager	Concurrency management information.
GeneralParams	Basic parameter information.
GeneralParams RPDATA	Basic resource pool information.
ExceptionManager	Exception management information.
CollectInfo	Collection information.
GeneralInfo	Basic information.
ParctlState	Concurrency status information.
CPU INFO	CPU information.
ControlGroup	Cgroup information.
IOSTATE	I/O status information.