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/* -------------------------------------------------------------------------
*
* pgstat_subscription.c
* Implementation of subscription statistics.
*
* This file contains the implementation of subscription statistics. It is kept
* separate from pgstat.c to enforce the line between the statistics access /
* storage implementation and the details about individual types of
* statistics.
*
* Copyright (c) 2001-2022, PostgreSQL Global Development Group
*
* IDENTIFICATION
* src/backend/utils/activity/pgstat_subscription.c
* -------------------------------------------------------------------------
*/
#include "postgres.h"
#include "utils/pgstat_internal.h"
/* ----------
* pgstat_reset_subscription_counter() -
*
* Tell the statistics collector to reset a single subscription
* counter, or all subscription counters (when subid is InvalidOid).
*
* Permission checking for this function is managed through the normal
* GRANT system.
* ----------
*/
void
pgstat_reset_subscription_counter(Oid subid)
{
PgStat_MsgResetsubcounter msg;
if (pgStatSock == PGINVALID_SOCKET)
return;
msg.m_subid = subid;
pgstat_setheader(&msg.m_hdr, PGSTAT_MTYPE_RESETSUBCOUNTER);
pgstat_send(&msg, sizeof(msg));
}
/* ----------
* pgstat_report_subscription_error() -
*
* Tell the collector about the subscription error.
* ----------
*/
void
pgstat_report_subscription_error(Oid subid, bool is_apply_error)
{
PgStat_MsgSubscriptionError msg;
pgstat_setheader(&msg.m_hdr, PGSTAT_MTYPE_SUBSCRIPTIONERROR);
msg.m_subid = subid;
msg.m_is_apply_error = is_apply_error;
pgstat_send(&msg, sizeof(PgStat_MsgSubscriptionError));
}
/* ----------
* pgstat_report_subscription_drop() -
*
* Tell the collector about dropping the subscription.
* ----------
*/
void
pgstat_report_subscription_drop(Oid subid)
{
PgStat_MsgSubscriptionDrop msg;
pgstat_setheader(&msg.m_hdr, PGSTAT_MTYPE_SUBSCRIPTIONDROP);
msg.m_subid = subid;
pgstat_send(&msg, sizeof(PgStat_MsgSubscriptionDrop));
}
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