The Washington Pattern Instructions (WPI) Committee is pleased to announce that the state’s pattern jury instructions are available to the public on a free web-site. This free public access is ...

If you have pattern matching needs that go beyond this, consider writing a user-defined function in Perl or Tcl. While most regular-expression searches can be executed very quickly, regular ...

An index definition can specify an operator class for each column of an index. An operator class is actually just a subset of a larger structure called an operator family. In cases where several data ...