documentation for LoadDF and RunSQL class

README.md

@@ -30,7 +30,14 @@ The above code pulls data from the API to a pandas `DataFrame`.
 
 ## Loading Data to a Source
 
-TODO
+For creating SQlite database and uploading table with data (pandas DataFrame as input) use LoadDF class.
+
+```python
+from viadot.tasks.sqlite_tasks import LoadDF
+table = LoadDF()
+table.run(table_name=TABLE_NAME, dtypes=dtypes, db_path=database_path, df=df, if_exists="replace")
+```
+
 
 ## Running tests
 ```

docs/howtos/run_sql.md

@@ -0,0 +1,10 @@
+## Loading Data to a Source
+
+For getting pandas DataFrame from sql query use RunSQL class.
+Get path to database and sql file as an arguments.
+
+```python
+from viadot.tasks.sqlite_tasks import RunSQL
+runsql = RunSQL(db_path=database_path, sql_path=sql_path)
+df_from_task = runsql.run()
+```

mkdocs.yml

@@ -5,6 +5,7 @@ nav:
       - "Config File": howtos/config_file.md
       - Flows: howtos/flows.md
       - "Get Excel file": howtos/uk_carbon_intensity.md
+      - "Get data as pandas DataFrame": howtos/run_sql.md
   - Tutorials:
       - Tutorials: tutorials/placeholder.md
   - References: