Execute aribratry SQL code

[SamEdwardes]

Add the ability to execute any SQL statement.

Reference

• https://docs.sqlalchemy.org/en/14/tutorial/dbapi_transactions.html

Starter code

@app.command()
def sql(
    sql_query: str = typer.Argument(..., help="SQL query string."),
    database_url: Optional[str] = typer.Option(None, "--database-url", "-d", help=database_url_help),
    models_path: Optional[str] = typer.Option(None, "--models-path", "-m", help=models_path_help),
):
    """Execute arbitrary SQL code.
    
    Execute any SQL string.
    
    Examples
    
    ```bash
    sqlcli sql "SELECT * FROM athlete"
    sqlcli sql 'INSERT INTO athlete (name, sport_id) VALUES ("Jenny", 1)'
    ```
    """
    models, url, engine, tables = sqlmodel_setup(models_path, database_url)
    
    with engine.connect() as conn:
        statement = text(sql_query)
        statement = sql_query
        inspect(statement, title='statement')
        result = conn.execute(statement)
        inspect(result, title='result')

        if result.returns_rows:
            data = result.all()
            console.print(data)
            
        elif result.is_insert:
            console.print("Writing new data to database")
            conn.commit()