Node Connectivity
There are 4972 nodes that can be used as predessesor
for a node with an input port of type 
Generic Port.
Row Aggregator
Aggregate columns.
Row Sampling
Extracts a sample (a bunch of rows) from the input data.
Bootstrap Sampling
Samples the data using bootstrapping.
Equal Size Sampling
Removes rows from the input data set such that the values in a categorical column are equally distributed.
Shuffle
Shuffles the rows of the input tables.
Sorter
Sorts the rows according to user-defined criteria.
Top k Row Filter
Selects the top k rows according to user-defined criteria.
Add Empty Rows
Adds a certain number of empty rows with missing values or a given constant to the input table.
Column Name Extractor Streamable
Creates a new table with a single row or column containing the column names of the input table.
Column Renamer (Dictionary)
Updates column names of a table according to the mapping in second dictionary table.