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Mastering CAS Logic: How to Correctly Group Data in Descending Order Without Leaving CAS

/* Établir une connexion à CAS et charger les données */ LIBNAME mycas CAS; DATA mycas.classAge_cas; SET SASHELP.CLASS; RUN; /* DATA Step en CAS avec regroupement implicite par 'Age' (ordre croissant) */ DATA mycas.classAgeOrder_cas; SET mycas.classAge_cas; BY Age; /* Logique de tra...

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The 'Factory Reset' for Permissions: Using remAllAcsData to Clean Up CAS Tables

CAS casauto; /* Création d'une caslib temporaire et d'une table */ caslib _NAME_TEMP_2 cas datasource=(srctype='path') path='/tmp/'; data _NAME_TEMP_2.autre_table; set sashelp.class; run; /* Appliquer des ACLs directes variées */ accessControl.addTableAcl / caslib='_NAME_TEMP_2', table='aut...

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Why Slower is Sometimes Better: Mastering the SINGLE=YES Option in SAS Viya

libname mycas cas; /* Charger la table SASHELP.CLASS dans la session CAS */ data mycas.class; set sashelp.class; run; /* Exécuter un DATA step en mode monothread sur la table CAS */ data mycas.class2 / sessref="casauto" single=yes; set mycas.class; /* Afficher le nombre de threads util...

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Folders Are Dead: Understanding the Flat Architecture of the SAS Viya Files Service

filename jobout filesrvc parenturi='/jobExecution/jobs/5a308aa7-1c3a-4465-a14c-fd69a9091926'; data _null_; set sashelp.class; file jobout('class.csv'); put name "," sex "," age "," height "," weight; run;

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Read Less, Run Faster: Optimizing SAS Performance with KEEP, WHERE, and OBS

data class; set sashelp.class; where age>12 and height>=67; run; proc print data=class; run;

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Stop Data Truncation! How to Master the CVP Engine for Safe SAS Encoding Migrations

libname myfiles v9 'library-path'; data myfiles.myclass; set sashelp.class; run;

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Logic Traps: Mastering Operator Precedence and Parentheses in Complex SAS Filters

data class; set sashelp.class; where sex="M" and age >= 15; run; proc print data=class; run;

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Logic Traps: Mastering Operator Precedence and Parentheses in Complex SAS Filters

data class; set sashelp.class; where sex="M" or age>=15; run; proc print data=class; title 'OR finds all Males and Anyone 15 Years or Older'; run;

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Logic Traps: Mastering Operator Precedence and Parentheses in Complex SAS Filters

data class; set sashelp.class; where age < 15 and sex NE "M"; run; proc print data=class; title 'Finds Females Older less than 15 Years'; run;

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Logic Traps: Mastering Operator Precedence and Parentheses in Complex SAS Filters

data class; set sashelp.class; where age>15 or height