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Bash Datalog: Answering Datalog Queries with Unix Shell Commands
Published on Nov 22, 20182861 Views
Dealing with large tabular datasets often requires extensive preprocessing. This preprocessing happens only once, so that loading and indexing the data in a database or triple store may be an overkill
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Chapter list
Bash Datalog: Answering Datalog Queries with Unix Shell Commands00:00
Whom did Elvis Presley influence? - 100:12
Whom did Elvis Presley influence? - 200:25
Whom did Elvis Presley influence? - 300:28
Whom did Elvis Presley influence? - 400:35
Whom did Elvis Presley influence? - 500:51
When Bash makes sense01:09
Scenario01:50
Our goal02:10
Step 1: SPARQL to Datalog - 102:17
Step 1: SPARQL to Datalog - 203:02
Step 2: Datalog to Relational Algel03:33
Step 3: Optimization04:21
Step 3: Optimization&Materializa05:20
Step 4: Translation to Bash - 206:24
Step 4: Translation to Bash - 106:42
Step 4: Translation to Bash - 307:07
Step 4: Translation to Bash - 407:48
Experiments08:32
Experiments on the LUBM benchma09:24
Experiments on large datasets10:21
The best: no software installation11:36
Conclusion12:04