
235Scalable End-User Access to Big Data
of operators close to the appropriate data sources and moving data
(when possible) to sites with more compute power.
• Continuous and temporal query support: Continuous queries such as
the ones discussed in section “Time and Streams” will be supported
natively by data streaming operators. Similarly, temporal queries
will be supported by special operators that can handle temporal
semantics.
Conclusion
Giving end-users with limited IT expertise exible access to large corporate
data stores is a major bottleneck in data-intensive industries. Typically, stan-
dard domain-specic tools only