Updated on 2024-05-07 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

Specifies 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. If the status is not prepared, the value is 0.

pid

bigint

Thread ID corresponding to the transaction.

next_xid

xid

Transaction ID sent from a CN to a DN.