Example how to use H2 database to create table with upload and from scratch

Example how to use H2 database to create table with upload and from scratch
H2 is an SQL database that 'lives' in a single file on your disk or in memory so you have a fully functional databse at your fingertips.
An alternative (maybe mor robust) would be SQLite

External resources

• H2 Database Engine
• H2 java based database example
• If you want to use WINDOW functions like RANK with H2 you can easily update the H2 driver
• use H2 to produce a Position / Rank number within a group variable (window functions)
• more H2 database examples from the KNIME hub
• Example of H2 database - handling of database structure and use of Primary Keys - insert only new lines by ID
• H2 Database cheatsheet
• use H2 and KNIME to realize a BETWEEN match of timestamps
• KNIME Database Extension Guide
• forum entry
• H2 supported datatypes