Updated on 2024-06-03 GMT+08:00

PGXC_RUNNING_XACTS

PGXC_RUNNING_XACTS displays information about running transactions on each node in the cluster. The content is the same as that displayed by PG_RUNNING_XACTS. Only users with the system admin or monitor admin permission can view the information.

Table 1 PGXC_RUNNING_XACTS columns

Name

Type

Description

handle

integer

Handle corresponding to the transaction in GTM

gxid

xid

Transaction ID

state

tinyint

Transaction status (3: prepared; 0: starting)

node

text

Node name

xmin

xid

Minimum transaction ID on the node

vacuum

boolean

Whether the current transaction is lazy vacuum

  • t (true): yes.
  • f (false): no.

timeline

bigint

Number of database restarts

prepare_xid

xid

Transaction ID in the prepared state (0 if the state is not prepared)

pid

bigint

Thread ID corresponding to the transaction

next_xid

xid

Transaction ID sent from a CN to a DN