LOAD [ INTO ] TABLE [ owner.]table-name
... ( load-specification [, …] )
... { FROM | USING [ CLIENT ] FILE }
SQL Statements
Reference: Statements and Options 241
{ 'filename-string' | filename-variable } [, …]

load table [DATA_tmp]
(
[D_ID]                          null(blanks),
[D_TYPE]                      null(blanks),
[ADDRESS]  '\x0d\x0a'  null(blanks)
)
using client file 'D:\\EXPORT_DATA\\31082016_PART1.TXT'
quotes off
escapes off

set v_filepath = 'D:\\EXPORT_DATA\\31082016_PART1.TXT';
....
load table [DATA_tmp]
(
[D_ID]                          null(blanks),
[D_TYPE]                      null(blanks),
[ADDRESS]  '\x0d\x0a'  null(blanks)
)
using client file v_filepath
quotes off
escapes off