Declarative Objectivity (DO) Language : Querying for Data
Querying for Data
You use the DO language to find data in an Objectivity/DB federated database:
To Do This
Find existing data by basing your search criteria on particular values in the data set.
Find existing data by expressing your search criteria as patterns that match connections within the data set.
Find out how existing data are interconnected within the data set.
Note:The DO examples in these chapters use Data Statements, Data Clauses, and Expressions.