index_J

J

JavaServer pages, 402

Java servlets, 402

Jobs

backup, 352

creating, 339

logging from, 342

number of, 343

output from, 342

parameters for, 340

scheduling, 338-43

selecting tasks for, 340

storage, 339

watching, run, 341

Job Scheduler, 338-43

Join-back, 173-74

defined, 173

using, 173-74

See also Query rewrite

Joins

defining (Discoverer), 311

hash, 97-98

lossless, 181

Mapping Editor with, 292

nested loops, 97

optimization, 97-101

partition-wise, 98

sort-merge, 97

star transformation, 99-101