Enum arrow_odbc::ColumnFailure

pub enum ColumnFailure {
    ZeroSizedColumn {
        sql_type: OdbcDataType,
    },
    UnknownStringLength {
        sql_type: OdbcDataType,
        source: Error,
    },
    UnsupportedArrowType(ArrowDataType),
    FailedToDescribeColumn(Error),
}

Variants

ZeroSizedColumn

Fields

sql_type: OdbcDataType

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

UnknownStringLength

Fields

sql_type: OdbcDataType

source: Error

Unable to retrieve the column display size for the column.

UnsupportedArrowType(ArrowDataType)

Tuple Fields

0: ArrowDataType

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

FailedToDescribeColumn(Error)

Tuple Fields

0: Error

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

Implementations

impl ColumnFailure

pub fn into_crate_error(self, name: String, index: usize) -> Error

Provides the error with additional context of Error with column name and index.

Trait Implementations

impl Debug for ColumnFailure

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

Formats the value using the given formatter.

impl Display for ColumnFailure

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

Formats the value using the given formatter.

impl Error for ColumnFailure

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