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)

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

FailedToDescribeColumn(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