Enum arrow_odbc::Error

pub enum Error {
    UnsupportedArrowType(ArrowDataType),
    FailedToDescribeColumn(Error),
    UnknownStringLength {
        sql_type: OdbcDataType,
        source: Error,
    },
    InvalidDisplaySize(isize),
    UnableToRetrieveNumCols(Error),
}

A variation of things which can go wrong then creating an OdbcReader.

Variants

UnsupportedArrowType(ArrowDataType)

The type specified in the arrow schema is not supported to be fetched from the database.

Tuple Fields of UnsupportedArrowType

0: ArrowDataType

FailedToDescribeColumn(Error)

At ODBC api calls gaining information about the columns did fail.

Tuple Fields of FailedToDescribeColumn

0: Error

UnknownStringLength

Unable to retrieve the column display size for the column.

Fields of UnknownStringLength

sql_type: OdbcDataTypesource: Error

InvalidDisplaySize(isize)

We are getting a display or octet size from ODBC but it is not larger than 0.

Tuple Fields of InvalidDisplaySize

0: isize

UnableToRetrieveNumCols(Error)

Failure to retrieve the number of columns from the result set.

Tuple Fields of UnableToRetrieveNumCols

0: Error

Trait Implementations

impl Debug for Error

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for Error

fn fmt(&self, __formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for Error

fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any.

fn backtrace(&self) -> Option<&Backtrace>

🔬 This is a nightly-only experimental API. (backtrace)

Returns a stack backtrace, if available, of where this error occurred.

fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting