SAS 9.4 Language Reference, 3rd Edition

preservation of 604

reactivating 613

recovering when disabled 729

referential constraints 603

rejected observations 607

removing 612

specifying 606

inter-libref referential integrity constraints

607

interactive line mode 8

interactive mode

SAS log in 147

interface data files 582

interface DATA step engine 684

interface library engines 722

BMDP 722

OSIRIS 722

SPSS 722

view engines 722

interface view engine 682

interface views 645

interleaving data sets 450, 459

comments and comparisons 464

DATA step processing during 460

different BY values in each data set 463

duplicate values of BY variable 462

simple interleaving 461

sort requirements 460

syntax 460

international characters 266, 277

Internet Protocol Version 6

See IPv6

intervals 103

custom 111

date and time 103

ISO 8601 compliant 111

multi-unit 108

multi-week 109

retail calendar intervals 111

shifted 110

INTNX function

interval boundaries and 107

invalid data 418

IPv6 749

address formats 750

addresses including a port number 750

addresses including a URL 751

examples of addresses 750

full and collapsed addresses 750

fully qualified domain names 751

IS MISSING operator 165

IS NULL operator 165

ISO 8601 111

iterative DO loops 535

processing selected array elements 535

J

Java objects 496, 511

accessing object fields 513

accessing object methods 514

arrays and 516

calling a simple method 520

CLASSPATH and Java options 511

creating a custom class loader 524

creating a user interface 520

declaring and instantiating 513

examples 520

exceptions 519

passing arguments 517

restrictions and requirements 513

standard output 520

type issues 514

Java type set 514

mapping to SAS data types 514

K

KEEP statement

I/O optimization and 179

keeping variables 50

examples 53

input or output data sets for 51

order of application 52

statements versus data set options 50

key summaries 501

key variables 616, 621

KEY= option

error checking and 489

MODIFY statement 632

SET statement 632

specifying indexes 632

keys

data pairs and 499

defining 497

non-unique 499

SAS registry and 203

L

labels 38

language elements 6

LAST.variable 428, 433

Latin TrueType fonts 266

LBOUND function 542

leading blanks

reading data containing 411

Learning SAS Programming 349

LENGTH statement

creating variables 41

I/O optimization and 179

LIBNAME catalog concatenation 675

LIBNAME statement

798 Index