![]() ![]() ( begin_task_run pid = 122393) value = await result ( begin_task_run pid = 122393) File "/home/robbert/.virtualenvs/prefect_test/lib/python3.8/site-packages/sqlalchemy/util/_concurrency_p圓k.py", line 121, in greenlet_spawn ( begin_task_run pid = 122393) return current. ( begin_task_run pid = 122393) File "/home/robbert/.virtualenvs/prefect_test/lib/python3.8/site-packages/sqlalchemy/util/_concurrency_p圓k.py", line 68, in await_only ![]() ( begin_task_run pid = 122393) File "/home/robbert/.virtualenvs/prefect_test/lib/python3.8/site-packages/sqlalchemy/dialects/sqlite/aiosqlite.py", line 90, in execute ( begin_task_run pid = 122393) raise error ( begin_task_run pid = 122393) File "/home/robbert/.virtualenvs/prefect_test/lib/python3.8/site-packages/sqlalchemy/dialects/sqlite/aiosqlite.py", line 236, in _handle_exception ![]() ( begin_task_run pid = 122393) File "/home/robbert/.virtualenvs/prefect_test/lib/python3.8/site-packages/sqlalchemy/dialects/sqlite/aiosqlite.py", line 108, in execute ( begin_task_run pid = 122393) File "/home/robbert/.virtualenvs/prefect_test/lib/python3.8/site-packages/sqlalchemy/engine/default.py", line 736, in do_execute ( begin_task_run pid = 122393) File "/home/robbert/.virtualenvs/prefect_test/lib/python3.8/site-packages/sqlalchemy/engine/base.py", line 1900, in _execute_context ( begin_task_run pid = 122393) Traceback ( most recent call last): ( begin_task_run pid = 122393) - Encountered exception in request: Created task run 'write_classification_output_456697-272977eb-0' for task 'write_classification_output_456697' Submitted task run 'train_classification_model_864410-1bf81be2-1' for execution. Created task run 'train_classification_model_864410-1bf81be2-1' for task 'train_classification_model_864410' Submitted task run 'train_classification_model_43718-1bf81be2-0' for execution. Created task run 'train_classification_model_43718-1bf81be2-0' for task 'train_classification_model_43718' Created flow run 'impetuous-boobook' for flow 'train-classifiers' Executing 'extract_features_83998-b9a504b6-0' immediately. Created task run 'extract_features_83998-b9a504b6-0' for task 'extract_features_83998' Created flow run 'glorious-wolverine' for flow 'feature-extraction' I don't know if I should post this bug here or in the prefect-ray github. It doesn't happen with the DaskTaskRunner or SequentialTaskRunner. Please complete the context manager before emitting further commands. : Can't operate on closed transaction inside context manager. Want to be a SQL expert? Come and join this SQL Certification course by : (sqlite3.OperationalError) database is locked Review that the database is allowing both the read and write operations to run successfully, and then you can delete the old SQLite database file. Thus, the backup copy does not have any locks in it, the SQLite database is locked error code 5 will not be conflicted.Īfter the successful execution of the above script, you can moreover access the SQLite database. Then you will have to swap your old database with the backup copy of the database. Want to learn about databases in depth? Here is the Database Training Course provided by Intellipaat.įurther, you will have a file named backup.Sqlite in the corresponding directory. Then after, replace the database with its backup copy.įollow the latter script to do the same where. First create a backup of the database, which will have no locks on it. ![]()
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