title: Script not writing pandas df to sql warehouse table
body: <p>I created a sql warehouse table using-</p>
  <pre><code>CREATE TABLE dim.h2oquoterscores (
              SalesForceSubscriberKey int primary key,
              predict int NOT NULL,
              p0 int,
              p1 int,
              Model NVARCHAR(300),
              date DATE,
              [DateAdded] [datetime] NOT NULL,
              [DateModified] [datetime] NOT NULL
              )
  </code></pre>
  <p>I want my pandas dataframe(dfmodwh) to write to this table and append on a daily basis. when i try to do the below -</p>
  <pre><code>import pyodbc
  conn = pyodbc.connect('dsn=azure_warehouse_dev;'
                        'Trusted_Connection=yes;')
  cursor = conn.cursor()
  for index, row in dfmodwh.iterrows():
      cursor.execute(&quot;INSERT INTO dim.h2oquoterscores(SalesForceSubscriberKey,predict,p0,p1,Model,date) values(?,?,?,?,?,?)&quot;,row.SalesForceSubscriberKey,row.predict,row.p0,row.p1,row.Model,row.date)
  conn.commit()
  cursor.close()  
  </code></pre>
  <p>I do not receive an error. However, the script has just been running for last 30 minutes.</p>