Node Connectivity
There are 5547 nodes that can be used as predessesor
for a node with an input port of type 
Generic Port.
Database Numeric Range (Legacy)
This node performs MIN() and MAX() operations on the selected numeric column(s)
Database Select Table (Interactive) (Legacy)
This node allows the user to select a table via dropdowns rather than knowing the exact table / schema name
Database Table Exists IF Switch (Flow Variable Output) (Legacy)
IF Switch node with active branch based on whether the database connection contains the specified table
Database Table Exists IF Switch (Legacy)
IF Switch node with active branch based on whether the database connection contains the specified table
Database To Empty Table (Legacy) Streamable
This node generates an empty KNIME table with the columns in a database query connection
Database To Variable (Legacy)
This node converts a database connection to a set of flow variables
Reference Database Table Exists IF Switch (Legacy)
IF Switch node with active branch based on whether the database connection contains the specified table
Remove SQL From Database connection (Legacy)
Node to Remove SQL From Database connection
European PubMed Central Advanced Search Streamable
Node to run a reference query on the European PubMed Central webservice and return the results as an XML table
Fingerprint AND Streamable
Perform logic AND operation on a pair of binary (bitvector) fingerprint columns