aneesh-joseph opened a new issue #8993:
URL: https://github.com/apache/airflow/issues/8993
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**Apache Airflow version**:
**Kubernetes version (if you are using kubernetes)** (use `kubectl version`):
**Environment**:
- **Cloud provider or hardware configuration**:
- **OS** (e.g. from /etc/os-release):
- **Kernel** (e.g. `uname -a`):
- **Install tools**:
- **Others**:
**What happened**:
If we configure airflow to use an MSSQL metadatabase and try to execute
`airflow initdb`
it fails with the below error .
```
INFO [alembic.runtime.migration] Running upgrade 6e96a59344a4 ->
74effc47d867, change datetime to datetime2(6) on MSSQL tables
INFO [alembic.runtime.migration] Running upgrade 939bb1e647c8 ->
004c1210f153, increase queue name size limit
INFO [alembic.runtime.migration] Running upgrade c8ffec048a3b ->
a56c9515abdc, Remove dag_stat table
INFO [alembic.runtime.migration] Running upgrade a56c9515abdc,
004c1210f153, 74effc47d867, b3b105409875 -> 08364691d074, Merge the four heads
back together
INFO [alembic.runtime.migration] Running upgrade 08364691d074 ->
fe461863935f, increase_length_for_connection_password
INFO [alembic.runtime.migration] Running upgrade fe461863935f ->
7939bcff74ba, Add DagTags table
INFO [alembic.runtime.migration] Running upgrade 7939bcff74ba ->
a4c2fd67d16b, add pool_slots field to task_instance
INFO [alembic.runtime.migration] Running upgrade a4c2fd67d16b ->
852ae6c715af, Add RenderedTaskInstanceFields table
Traceback (most recent call last):
File
"/home/airflow/.local/lib/python3.7/site-packages/sqlalchemy/engine/base.py",
line 1248, in _execute_context
cursor, statement, parameters, context
File
"/home/airflow/.local/lib/python3.7/site-packages/sqlalchemy/engine/default.py",
line 588, in do_execute
cursor.execute(statement, parameters)
pyodbc.ProgrammingError: ('42000', "[42000] [Microsoft][ODBC Driver 17 for
SQL Server][SQL Server]'JSON_VALID' is not a recognized built-in function name.
(195) (SQLExecDirectW)")
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "/home/airflow/.local/bin/airflow", line 37, in <module>
args.func(args)
File
"/home/airflow/.local/lib/python3.7/site-packages/airflow/bin/cli.py", line
1150, in resetdb
db.resetdb(settings.RBAC)
File
"/home/airflow/.local/lib/python3.7/site-packages/airflow/utils/db.py", line
420, in resetdb
initdb(rbac)
File
"/home/airflow/.local/lib/python3.7/site-packages/airflow/utils/db.py", line
323, in initdb
upgradedb()
File
"/home/airflow/.local/lib/python3.7/site-packages/airflow/utils/db.py", line
386, in upgradedb
command.upgrade(config, 'heads')
File
"/home/airflow/.local/lib/python3.7/site-packages/alembic/command.py", line
298, in upgrade
script.run_env()
File
"/home/airflow/.local/lib/python3.7/site-packages/alembic/script/base.py", line
489, in run_env
util.load_python_file(self.dir, "env.py")
File
"/home/airflow/.local/lib/python3.7/site-packages/alembic/util/pyfiles.py",
line 98, in load_python_file
module = load_module_py(module_id, path)
File
"/home/airflow/.local/lib/python3.7/site-packages/alembic/util/compat.py", line
184, in load_module_py
spec.loader.exec_module(module)
File "<frozen importlib._bootstrap_external>", line 728, in exec_module
File "<frozen importlib._bootstrap>", line 219, in
_call_with_frames_removed
File
"/home/airflow/.local/lib/python3.7/site-packages/airflow/migrations/env.py",
line 96, in <module>
run_migrations_online()
File
"/home/airflow/.local/lib/python3.7/site-packages/airflow/migrations/env.py",
line 90, in run_migrations_online
context.run_migrations()
File "<string>", line 8, in run_migrations
File
"/home/airflow/.local/lib/python3.7/site-packages/alembic/runtime/environment.py",
line 846, in run_migrations
self.get_context().run_migrations(**kw)
File
"/home/airflow/.local/lib/python3.7/site-packages/alembic/runtime/migration.py",
line 520, in run_migrations
step.migration_fn(**kw)
File
"/home/airflow/.local/lib/python3.7/site-packages/airflow/migrations/versions/852ae6c715af_add_rendered_task_instance_fields_table.py",
line 48, in upgrade
conn.execute("SELECT JSON_VALID(1)").fetchone()
File
"/home/airflow/.local/lib/python3.7/site-packages/sqlalchemy/engine/base.py",
line 976, in execute
return self._execute_text(object_, multiparams, params)
File
"/home/airflow/.local/lib/python3.7/site-packages/sqlalchemy/engine/base.py",
line 1151, in _execute_text
parameters,
File
"/home/airflow/.local/lib/python3.7/site-packages/sqlalchemy/engine/base.py",
line 1288, in _execute_context
e, statement, parameters, cursor, context
File
"/home/airflow/.local/lib/python3.7/site-packages/sqlalchemy/engine/base.py",
line 1482, in _handle_dbapi_exception
sqlalchemy_exception, with_traceback=exc_info[2], from_=e
File
"/home/airflow/.local/lib/python3.7/site-packages/sqlalchemy/util/compat.py",
line 178, in raise_
raise exception
File
"/home/airflow/.local/lib/python3.7/site-packages/sqlalchemy/engine/base.py",
line 1248, in _execute_context
cursor, statement, parameters, context
File
"/home/airflow/.local/lib/python3.7/site-packages/sqlalchemy/engine/default.py",
line 588, in do_execute
cursor.execute(statement, parameters)
sqlalchemy.exc.ProgrammingError: (pyodbc.ProgrammingError) ('42000',
"[42000] [Microsoft][ODBC Driver 17 for SQL Server][SQL Server]'JSON_VALID' is
not a recognized built-in function name. (195) (SQLExecDirectW)")
[SQL: SELECT JSON_VALID(1)]
(Background on this error at: http://sqlalche.me/e/f405)
```
I know that MSSQL is not officially recommended, but would like to get this
sorted, will try to raise a PR for the same.
<!-- (please include exact error messages if you can) -->
**What you expected to happen**:
Initdb works successfully with an MSSSQL DB
<!-- What do you think went wrong? -->
**How to reproduce it**:
Refer the details above
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**Anything else we need to know**:
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