Amazon Redshift will no longer support the use of Python UDFs after June 30, 2026.
We will start enforcing it in phases. For more information on the details of Python end of life
and migration options, see the
blog post
SYS_TRANSACTION_HISTORY
Use SYS_TRANSACTION_HISTORY to see details of a transaction when tracking a query.
SYS_TRANSACTION_HISTORY is visible only to superusers. For more information, see Visibility of data in system tables and views.
Table columns
| Column name | Data type | Description |
|---|---|---|
| user_id | integer | ID of the user who generated the entry. |
| transaction_id | bigint | The ID of the transaction. |
| isolation_level | text | The isolation level of the transaction. Possible
values are Serializable and Snapshot
Isolation. |
| status | text | The status of the transaction. Possible statuses
are committed and rolledback. |
| transaction_start_time | timestamp | The start time of the transaction. |
| commit_start_time | timestamp | The start time of the commit. |
| commit_end_time | timestamp | The end time of the commit. |
| blocks_committed | bigint | The number of blocks that had to be written as part of this commit. |
| undo_transaction_id | bigint | The ID of the undo transaction if any transactions have been undone. Otherwise, this value is -1. |
Sample queries
select * from sys_transaction_history order by transaction_start_time desc; user_id | transaction_id | isolation_level | status | transaction_start_time | commit_start_time | commit_end_time | blocks_committed | undo_transaction_id ---------+----------------+-----------------+------------+----------------------------+----------------------------+----------------------------+------------------+--------------------- 100 | 1310 | Serializable | committed | 2023-08-27 21:03:11.822205 | 2023-08-28 21:03:11.825287 | 2023-08-28 21:03:11.854883 | 17 | -1 101 | 1345 | Serializable | committed | 2023-08-27 21:03:12.000278 | 2023-08-28 21:03:12.003736 | 2023-08-28 21:03:12.030061 | 17 | -1 102 | 1367 | Serializable | committed | 2023-08-27 21:03:12.1532 | 2023-08-28 21:03:12.156124 | 2023-08-28 21:03:12.186468 | 17 | -1 100 | 1370 | Serializable | committed | 2023-08-27 21:03:12.199316 | 2023-08-28 21:03:12.204854 | 2023-08-28 21:03:12.238186 | 24 | -1 100 | 1408 | Serializable | committed | 2023-08-27 21:03:53.891107 | 2023-08-28 21:03:53.894825 | 2023-08-28 21:03:53.927465 | 17 | -1 100 | 1409 | Serializable | rolledback | 2023-08-27 21:03:53.936431 | 2000-01-01 00:00:00 | 2023-08-28 21:04:08.712532 | 0 | 1409 101 | 1415 | Serializable | committed | 2023-08-27 21:04:24.283188 | 2023-08-28 21:04:24.289196 | 2023-08-28 21:04:24.374318 | 25 | -1 101 | 1416 | Serializable | committed | 2023-08-27 21:04:24.38818 | 2023-08-28 21:04:24.391688 | 2023-08-28 21:04:24.415135 | 17 | -1 100 | 1417 | Serializable | rolledback | 2023-08-27 21:04:24.424252 | 2000-01-01 00:00:00 | 2023-08-28 21:04:28.354826 | 0 | 1417 101 | 1418 | Serializable | rolledback | 2023-08-27 21:04:24.425195 | 2000-01-01 00:00:00 | 2023-08-28 21:04:28.680355 | 0 | 1418 100 | 1420 | Serializable | committed | 2023-08-27 21:04:28.697607 | 2023-08-28 21:04:28.702374 | 2023-08-28 21:04:28.735541 | 23 | -1 101 | 1421 | Serializable | committed | 2023-08-27 21:04:28.744854 | 2023-08-28 21:04:28.749344 | 2023-08-28 21:04:28.779029 | 23 | -1 101 | 1423 | Serializable | committed | 2023-08-27 21:04:28.78942 | 2023-08-28 21:04:28.791556 | 2023-08-28 21:04:28.817485 | 16 | -1 100 | 1430 | Serializable | committed | 2023-08-27 21:04:28.917788 | 2023-08-28 21:04:28.919993 | 2023-08-28 21:04:28.944812 | 16 | -1 102 | 1494 | Serializable | committed | 2023-08-27 21:04:37.029058 | 2023-08-28 21:04:37.033137 | 2023-08-28 21:04:37.062001 | 16 | -1