I am writing this blog to add columns in our database table which would compatible with old version of database.here i use alter table command on my onupgrade() method where i make condition for the ...

When you alter the attributes of a column and an index has been defined for that column, the values in the altered column continue to have the index defined for them. If you drop a column with the ...

It would be great if the pd.to_sql function would add new columns to an existing database table when appending. This would happen when the dataframe which is to be appended to the database table ...

Microsoft Excel 2010 can convert a worksheet to a data table to help you quickly analyze your related data in formatted rows and columns. When you need to expand the table layout, apply the Home ...

In this example I’ve added two extra columns called Median and Mode, which return the median and mode values of every numeric column: The additionalAggregates parameter takes a list, where each item ...