SQL/400: A Professional Programmer's Guide
Tim Martyn, Tim Hartley, Richard Johnson · Medical Entomology and Zoology · 1995
Part 1 Selecting data from a single table: the select statement sorting the result table Boolean connectors - and-or-not pattern matching arithmetic expressions. Part 2 Built-in functions: column functions scalar functions. Part 3 Data definition and manipulation: data definition data manipulation processing null values. Part 4 Accessing multiple tables: the join operation UNION subqueries correlated subqueries. Part 5 More about SQL/400: the view concept database security transaction processing exploring the AS/400 catalogue appendices.