Contains the metadata for query results such as the column names, data types, and other attributes.
The name of the result set column. The name of the result set is available for columns of all data types except for arrays.
The data type of the result set column. The data type can be a scalar or complex. Scalar data types are integers, strings, doubles, Booleans, and others. Complex data types are types such as arrays, rows, and others.