GetServerType Method

Applies To

OField

OParameter

Description

This method returns the Oracle type of the database field or parameter.

Usage

short GetServerType(void) const

Remarks

Every column in an Oracle database and every column computed in a SQL statement has a type. This method returns the type of the field. It will have one of the following values:

OTYPE_VARCHAR2	Varchar2, variable length character.
OTYPE_NUMBER	Numeric field.
OTYPE_LONG	Long text (> 2000 bytes).
OTYPE_ROWID	Oracle rowid.
OTYPE_DATE	A date.
OTYPE_RAW	Raw bytes.
OTYPE_LONGRAW	Long blob of bytes (generally > 255 bytes).
OTYPE_CHAR	Fixed-length text.
OTYPE_MSLABEL	Special type for Trusted Oracle.
OTYPE_CURSOR	PL/SQL cursor type
OTYPE_OBJECT	Object
OTYPE_REF	Ref
OTYPE_COLL	Collection
OTYPE_BLOB	Blob
OTYPE_CLOB	Clob
OTYPE_BFILE	Bfile
OTYPE_VARRAY	VARRAY
OTYPE_TABLE	Table

These values can be found in the oracle_base\oracle_home\oo4o\oraconst.txt file. For more information on these types, see the Oracle SQL Language Reference Manual.

Return Value

The type of the field, or 0 on error.