Securefile LOB Access Fails with ORA-01426: Numeric Overflow

(Doc ID 1995446.1)

Last updated on DECEMBER 06, 2016

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


Any type of access to a Securefile LOBs for a table (CTAS,Alter,select,...,etc) is failing with:

ORA-01426: numeric overflow

After setting the error stack for the ORA-01426 it show the below failed statement:

----- Error Stack Dump -----
ORA-01426: numeric overflow
----- Current SQL Statement for this session (sql_id=9tgj4g8y4rwy8) -----
select type#,blocks,extents,minexts,maxexts,extsize,extpct,user#,iniexts,NVL(lists,65535),NVL(groups,65535),cachehint,hwmincr, NVL(spare1,0),NVL(scanhint,0),NVL(bitmapranges,0) from seg$ where ts#=:1 and file#=:2 and block#=:3



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