Beginning Microsoft SQL Server 2008 ... - S3 Tech Training

ISDATE function, 607
IsDescendantOf function, 610
ISNULL function, 192–196, 643
ISNUMERIC function, 643
isolation level, setting , 442–445
J
jobs
defined, 564
scheduling. See scheduling jobs
and tasks, creating, 566–574
joins, 81–112
alternative syntax for, 104–107
cross joins, 103–104, 106–107
full joins, 101–103
inner joins, 83–88, 105
inner joins and WHERE clauses, 88–91
JOIN keyword, 92
joined data and views, 309
outer joins. See outer joins
overview, 81–83, 112
vs. subqueries, 188, 212–214
UNION operator, 107–111
views and joined data, 309
K
key candidates, 218
key constraints
foreign. See foreign key constraints
primary, 158–160
keys. See also specific keys
computed columns and, 129
inversion keys, defined, 158
key candidates, 226
Key_GUID function, 602
Key_ID function, 602
locked, 437
primary keys, defined, 158
types of, 158
keys, primary, 66
keywords in object names, 19
lost updates
L
@@LANGID and @@LANGUA GE, 595
languages
CASE statements and, 354
default, for Report Model, 528
LAST trigger s, 464–465
LEFT function, 634
left outer joins, 94
Legacy Ser vices, 543
legacy system functions, 588–590
LEN function, 635
LIKE operator, 258
lines, relationship, 244–245
linking tables, 231
LINQ basics, 655–656
Locals window, 403–404
locks
basics of, 433–434
compatibility of, 440–441
deadlocks, 445–448
defined (storage), 261–262
effects on performance, 438
isolation level, setting, 442–445
levels of, 437
lock manager, 434
@@LOCK_TIMEOUT, 595–596
lockable resources, 437
modes, 438–440
optimizer hints, 441–442
page, 281
problems prevented by, 434–437
logging
LOG function, 613
LOG ON option, 120
LOG10 function, 613
Logging dialog (Execute Package Utility), 560
logs, transaction, 6–7
into SQL Server, 32–33
logic, trigger firing order and, 465
long/shor t status of parameter s, 392
looping with WHILE statements, 359–360
lost updates, locks and, 437
669
Index