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

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

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520 Locking in the DB2 Under z/OS Interface 4 Chapter 16the values specified <strong>for</strong> the variables are not included on the table, because all data toload comes from the existing SysRec.data db2lib.table3 (bulkload=yes bl_db2ldext=userunbl_db2in=’userid.sysin’ bl_db2rec=’userid.sysrec’);x=0;name=’???’;run;You can use other applications that do output processing.data work.a;x=1;run;proc sql;create db2lib.table4 (bulkload=yes) as select * from a;quit;Locking in the DB2 Under z/OS InterfaceThe following LIBNAME and data set options let you control how the DB2 underz/OS interface handles locking. For general in<strong>for</strong>mation about an option, see Chapter10, “The LIBNAME Statement <strong>for</strong> <strong>Relational</strong> <strong>Databases</strong>,” on page 87. For additionalin<strong>for</strong>mation, see your DB2 documentation.READ_LOCK_TYPE=TABLEUPDATE_LOCK_TYPE=TABLEREAD_ISOLATION_LEVEL= CS | UR | RR | "RR KEEP UPDATE LOCKS" | RS |"RS KEEP UPDATE LOCKS"Here are the valid values <strong>for</strong> this option. DB2 determines the default isolationlevel.Table 16.4Isolation Levels <strong>for</strong> DB2 Under z/OSValueCSURRRRR KEEP UPDATE LOCKS*RSRS KEEP UPDATE LOCKS*Isolation LevelCursor stabilityUncommitted readRepeatable readRepeatable read keep update locksRead stabilityRead stability keep update locks* When specifying a value that consists of multiple words, enclose the entire string inquotation marks.UPDATE_ISOLATION_LEVEL= CS | UR | RR | "RR KEEP UPDATE LOCKS" |RS | "RS KEEP UPDATE LOCKS"The valid values <strong>for</strong> this option are described in the preceding table. The defaultisolation level is determined by DB2.

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