SAS/ACCESS 9.2 for Relational Databases: Reference, Fourth Edition

Data Set Options for Relational Databases 4 NULLCHARVAL= Data Set Option 351Oracle: For interactions between NULLCHAR= and BULKLOAD=ZX‘11, see thebulk-load topic in the Oracle section.See Also“BULKLOAD= Data Set Option” on page 290“DBINDEX= Data Set Option” on page 303“DBKEY= Data Set Option” on page 305“DBNULL= Data Set Option” on page 310“NULLCHARVAL= Data Set Option” on page 351NULLCHARVAL= Data Set OptionDefines the character string that replaces missing SAS character values during insert, update,DBINDEX=, and DBKEY= processing.Default value: a blank characterValid in: DATA and PROC steps (when accessing DBMS data using SAS/ACCESSsoftware)DBMS support: Aster nCluster, DB2 under UNIX and PC Hosts, DB2 under z/OS,Greenplum, HP Neoview, Informix, Microsoft SQL Server, MySQL, Netezza, ODBC,OLE DB, Oracle, Sybase, Sybase IQ, TeradataSyntaxNULLCHARVAL=’character-string’DetailsThis option affects insert and update processing and also applies when you use theDBINDEX= and DBKEY= data set options.This option works with the NULLCHAR= option to determine whether a missingSAS character value is treated as a NULL value.If NULLCHARVAL= is longer than the maximum column width, one of these thingshappens:3 The string is truncated if DBFORCE=YES.3 The operation fails if DBFORCE=NO.See Also“DBFORCE= Data Set Option” on page 300“DBINDEX= Data Set Option” on page 303“DBKEY= Data Set Option” on page 305“DBNULL= Data Set Option” on page 310“NULLCHAR= Data Set Option” on page 350