Oracle C++ Call Interface Programmer's Guide

Attribute Reference
Table 6–15 Attributes Belonging to Arguments / Results (Cont.)
Attribute Description Attribute Datatype
ATTR_POSITION Position of the argument in the argument
list. Always returns 0.
ATTR_TYPECODE Typecode
Refer to Notes on Types and Attributes on
page 6-3.
ATTR_DATA_TYPE Datatype of the argument
Refer to Notes on Types and Attributes on
page 6-3.
ATTR_DATA_SIZE Size of the datatype of the argument. This
length is returned in bytes and not
characters for strings and raws. Returns 22
for NUMBER.
ATTR_PRECISION Precision of numeric arguments. If the
precision is nonzero and scale is -127, then
it is a FLOAT; otherwise a NUMBER(p, s). If
precision is 0, then NUMBER(p, s) can be
represented simply as NUMBER.
ATTR_SCALE Scale of numeric arguments. If the precision
is nonzero and scale is -127, then it is a
FLOAT; otherwise a NUMBER(p, s). If
precision is 0, then NUMBER(p, s) can be
represented simply as NUMBER.
ATTR_LEVEL Datatype levels. This attribute always
returns 0.
ATTR_HAS_DEFAULT Indicates whether an argument has a
default
ATTR_LIST_ARGUMENTS The list of arguments at the next level
(when the argument is of a record or table
type)
ATTR_IOMODE Indicates the argument mode. Valid values
are 0 for IN (OCCI_TYPEPARAM_IN), 1 for
OUT (OCCI_TYPEPARAM_OUT), and
2 for IN/OUT (OCCI_TYPEPARAM_
INOUT)
ATTR_RADIX Returns a radix (if number type) int
ATTR_IS_NULL Returns 0 if null values are not permitted
for the column
int
6-22 Oracle C++ Call Interface Programmer’s Guide
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