'Time ts' presentation slideshows

PostgreSQL & Temporal Data

PostgreSQL & Temporal Data. Christopher Browne Afilias Canada PGCon 2009. Agenda. What kind of temporal data do we need? What data types does PostgreSQL offer? Temporality Representations Time Travel, Transaction Tables, Serial Numbers. What kind of temporal data do we need?.

509 views • 30 slides

Efficient Protocols for Massive Data Transport

Efficient Protocols for Massive Data Transport. Sailesh Kumar. Present Transport Protocols. Fairness has been important in networks Competing flows get similar bandwidth Two primary components of fairness End-to-end fairness versus per link fairness TCP (end-to-end fairness)

269 views • 19 slides

Measurement of the Speed of Cosmic Rays

310 views • 14 slides

Characteristics of Switching Devices Typical Switching Configuration

Characteristics of Switching Devices Typical Switching Configuration. Typical Switching Waveforms. Turn device ON. Turn device OFF. ON and OFF Times. Storage time, t s Fall time, t f t off = t s + t f. Delay time, t d Rise time, t r t on = t d + t r.

225 views • 6 slides