7.21. ODPI-C Structure dpiQueryInfo
This structure is used for passing query metadata from ODPI-C. It is populated
by the function dpiStmt_getQueryInfo()
. All values remain valid as long
as a reference is held to the statement and the statement is not re-executed or
closed.
-
const char *dpiQueryInfo.name
Specifies the name of the column which is being queried, as a byte string in the encoding used for CHAR data.
-
uint32_t dpiQueryInfo.nameLength
Specifies the length of the
dpiQueryInfo.name
member, in bytes.
-
dpiDataTypeInfo dpiQueryInfo.typeInfo
Specifies the type of data of the column that is being queried. It is a structure of type dpiDataTypeInfo.
-
int dpiQueryInfo.nullOk
Specifies if the data that is being queried may return null values (1) or not (0).