Enum CopyOption 

pub enum CopyOption<'a> {
    Format {
        span: Span,
        name: Identifier<'a>,
    },
    Freeze {
        span: Span,
        value: Option<bool>,
    },
    Delimiter {
        span: Span,
        value: SString<'a>,
    },
    Null {
        span: Span,
        value: SString<'a>,
    },
    Default {
        span: Span,
        value: SString<'a>,
    },
    Header {
        span: Span,
        value: Option<CopyHeaderValue>,
    },
    Quote {
        span: Span,
        value: SString<'a>,
    },
    Escape {
        span: Span,
        value: SString<'a>,
    },
    ForceQuote {
        span: Span,
        columns: CopyColumnList<'a>,
    },
    ForceNotNull {
        span: Span,
        columns: CopyColumnList<'a>,
    },
    ForceNull {
        span: Span,
        columns: CopyColumnList<'a>,
    },
    OnError {
        span: Span,
        action: Identifier<'a>,
    },
    RejectLimit {
        span: Span,
        limit: Expression<'a>,
    },
    Encoding {
        span: Span,
        value: SString<'a>,
    },
    LogVerbosity {
        span: Span,
        verbosity: Identifier<'a>,
    },
}

A single WITH ( ... ) option in a COPY statement.

Variants

Format

FORMAT format_name — data format: text, csv, or binary

Fields

span: Span

name: Identifier<'a>

Freeze

FREEZE [ boolean ] — copy with rows already frozen

Fields

span: Span

value: Option<bool>

Delimiter

DELIMITER 'delimiter_character' — column separator

Fields

span: Span

value: SString<'a>

Null

NULL 'null_string' — string representing NULL

Fields

span: Span

value: SString<'a>

Default

DEFAULT 'default_string' — string representing DEFAULT (FROM only)

Fields

span: Span

value: SString<'a>

Header

HEADER [ boolean | MATCH ] — header line handling

Fields

span: Span

value: Option<CopyHeaderValue>

Quote

QUOTE 'quote_character' — CSV quoting character

Fields

span: Span

value: SString<'a>

Escape

ESCAPE 'escape_character' — CSV escape character

Fields

span: Span

value: SString<'a>

ForceQuote

FORCE_QUOTE { ( col, ... ) | * } — force quoting (TO CSV only)

Fields

span: Span

columns: CopyColumnList<'a>

ForceNotNull

FORCE_NOT_NULL { ( col, ... ) | * } — never match null string (FROM CSV only)

Fields

span: Span

columns: CopyColumnList<'a>

ForceNull

FORCE_NULL { ( col, ... ) | * } — match null string even when quoted (FROM CSV only)

Fields

span: Span

columns: CopyColumnList<'a>

OnError

ON_ERROR error_action — behaviour when input value conversion fails (FROM only)

Fields

span: Span

action: Identifier<'a>

RejectLimit

REJECT_LIMIT maxerror — maximum conversion errors before failing (FROM only)

Fields

span: Span

limit: Expression<'a>

Encoding

ENCODING 'encoding_name' — file encoding

Fields

span: Span

value: SString<'a>

LogVerbosity

LOG_VERBOSITY verbosity — message verbosity: default, verbose, or silent

Fields

span: Span

verbosity: Identifier<'a>

Trait Implementations

impl<'a> Clone for CopyOption<'a>

fn clone(&self) -> CopyOption<'a>

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'a> Debug for CopyOption<'a>

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

Formats the value using the given formatter.

impl<'a> Spanned for CopyOption<'a>

fn span(&self) -> Span

Compute byte span of an ast fragment

fn join_span(&self, other: &impl OptSpanned) -> Span

Compute the minimal span containing both self and other