7-28 IBM Informix OnLine Database Server Administrator’s Guide
How to Create a Command File
The same character position can be repeated in a data field definition, or in
different fields.
The scope of reference ofnull string is the data field for which you define it,
but you can define the same null string for other fields.
Character-Position INSERT StatementTheINSERT statement within dbload cannot incorporate a SELECT statement.
The user who executesdbload with this command file must have Insert
privilegeon the named table. A representation of the syntax for the character-
position INSERT statement follows:
Valid syntaxfor the dbload VALUES clause includes constants, literal
numbers, and functions as described inIBM I nformix Guide to SQL: Reference.
- end isa hyphen followed by an integer that indicates the character
position within a data row that ends a range of character
positions.
fieldn isa name that you assign to a data field you are defining with
the range of character positions.
filename is the name of the input file.
null string is a quoted string that specifies the data value for which
dbloadshould substitute a null.
start isan integer that indicates the character position within a data
row that starts a range of character positions.
column name is the column that receives the new data.
table name isthe name of the table that receives the data. The table name
can include the owner name but cannot include a database
server name.
,
column
name Restricted
Values Clause
INSERT
INTO ;
( )
tablename