SYS.V$TTSTATS_CKPTHIST_HIST

This view contains data about the critical checkpoint metric history.

Usage with TimesTen Scaleout

This view contains data for the local element.

Usage with TimesTen Classic

This view exists in TimesTen Classic, but contains no data.

Columns

Column name Type Description

ID

TT_BIGINT NOT NULL

The snapshot identifier

STARTTIME

TT_TIMESTAMP NOT NULL

The time when the checkpoint started

ENDTIME

TT_TIMESTAMP

The time when the checkpoint ended

CKPT_TYPE

CHAR(1)

The type of checkpoint:

  • B: Blocking

  • F: Fuzzy

  • S: Static

DURATION_SEC

NUMBER

The duration of the checkpoint

BYTESWRITTEN

TT_BIGINT

The number of bytes that were written in the checkpoint

PER_COMPLETE

TT_INTEGER

Reserved for future use

CKPTVNO

TT_INTEGER NOT NULL

The checkpoint sequence number, which is incremented for each checkpoint

CKPTFILENUM

TT_INTEGER NOT NULL

The database file number that is used by the checkpoint.

COLLECTED_AT

TT_TIMESTAMP NOT NULL

The time when the snapshot was collected

ELEMENTID

TT_INTEGER NOT NULL

The element from which the snapshot was collected