Oracle Dates and Times. Resources Database Systems: The Complete Book by Hector Garcia, Jeff Ullman, and Jennifer Widom.
A First Course in Database Systems by Jeff Ullman and Jennifer Widom. Gradiance SQL Tutorial. SS64. SQL*Plus Quick Reference. This Quick Reference shows the syntax for SQL*Plus commands.
For detailed information on each command, refer to the SQL*Plus User's Guide and Reference. Conventions for Command Syntax The following two tables describe the notation and conventions for command syntax used in this Quick Reference. Commands, Terms, and Clauses Other words are explained where used if their meaning is not explained by context.