integrity constraints 637
interface 616
native 616
observation count 618
recovering 756
versus views 617
data management
exporting a subset 395
importing data into a table 398
in windowing environment 378
subsetting data with WHERE
expressions 392
with Explorer 378
with VIEWTABLE 382
data pairs 531
data relationships 478
many-to-many 480
many-to-one 479
one-to-many 479
one-to-one 478
data representation 715
output processing and 717
data set lists 606
data set names 604
how and when assigned 604
one-level 605
parts of 604
two-level 605
where to use 604
data set options
controlling index usage 664
dropping, keeping, or renaming
variables with 53
SAS/ACCESS librefs with 710
data sets 5, 411, 601
accessing through engines 746
as SAS files 5
assigning passwords to 732
automatic naming convention 607
BY-group processing and 175
calculating size for performance 206
combining 476, 478
concatenating 481, 488
copying 381
creating for I/O optimization 199
creating with DATA step 425
default 607
defining multiple printers 277
descriptor information 414, 602
editing 614
generation 631
input data sources for 14
interleaving 482, 491
logical components of 602
management tools 614
master data set 507, 515
match-merging 483, 503
missing values when reading 87
modifying 476
names for 604
null 607
one-to-one merging 482, 499
one-to-one reading 482, 496
reading 428, 476
referencing groups of 606
renaming 380
representation of 5
saving hash object data in 538
sort indicator 608, 613
sorted 608
sorting in a library 381
structure and contents of 486
transaction data set 507
updating 483, 507
updating, with missing values 513
updating, with new variables 513
updating, with nonmatched observations
513
viewing 614
viewing contents of 382, 383
viewing properties of 381
viewing with Explorer 378
writing observations to 417
DATA statement
writing to log with /NESTING option
169
DATA step 4
See also stored compiled DATA step
programs
assigning passwords 731
checking for missing values in 90
concatenating data sets 489
concepts 11
creating data files 425
creating data sets 425
creating HTML reports 434
creating views 425
generating data from programming
statements 428
identifying BY groups 465
input data sources 425
language elements and 6
ODS and 436
password-protected files in 733
processing BY groups in 470
reading from data sets 428
reading raw data 425
reasons for using 411
SAS processing and 16
setting values to missing 90
writing reports with 429
DATA step Component Interface 528
Index 823

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