Use the head() method to print the first n rows of a teradataml DataFrame.
The method takes the optional argument n number of rows to print. Default value is dependent on the value of the teradataml DataFrame display option max_rows, which is by default 10.
The DataFrame is sorted on the index column or the first column if there is no index column. The column type must support sorting.
Unsupported types include: 'BLOB', 'CLOB', 'ARRAY', 'VARRAY'.
Example 1: Print default number of rows
This example prints the default 10 rows of "admissions_train":
>>> df.head() masters gpa stats programming admitted id 3 no 3.70 novice beginner 1 5 no 3.44 novice novice 0 6 yes 3.50 beginner advanced 1 7 yes 2.33 novice novice 1 9 no 3.82 advanced advanced 1 10 no 3.71 advanced advanced 1 8 no 3.60 beginner advanced 1 4 yes 3.50 beginner novice 1 2 yes 3.76 beginner beginner 0 1 yes 3.95 beginner beginner 0
Example 2: Print n rows
The following example prints 5 rows of "admissions_train":
>>> df.head(5) masters gpa stats programming admitted id 3 no 3.70 novice beginner 1 5 no 3.44 novice novice 0 4 yes 3.50 beginner novice 1 2 yes 3.76 beginner beginner 0 1 yes 3.95 beginner beginner 0
The following example prints 15 rows of "admissions_train":
>>> df.head(15) masters gpa stats programming admitted id 3 no 3.70 novice beginner 1 5 no 3.44 novice novice 0 6 yes 3.50 beginner advanced 1 7 yes 2.33 novice novice 1 9 no 3.82 advanced advanced 1 10 no 3.71 advanced advanced 1 11 no 3.13 advanced advanced 1 12 no 3.65 novice novice 1 13 no 4.00 advanced novice 1 14 yes 3.45 advanced advanced 0 15 yes 4.00 advanced advanced 1 8 no 3.60 beginner advanced 1 4 yes 3.50 beginner novice 1 2 yes 3.76 beginner beginner 0 1 yes 3.95 beginner beginner 0