Enum ConcatOperator 

pub enum ConcatOperator {
    PipePipe,
    Function,
    Both,
}

String concatenation operator preference

Variants

PipePipe

Use || operator (SQLite, PostgreSQL)

Function

Use CONCAT() function (MySQL default)

Both

Both supported (MySQL with PIPES_AS_CONCAT mode)

Trait Implementations

impl Clone for ConcatOperator

fn clone(&self) -> ConcatOperator

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ConcatOperator

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

Formats the value using the given formatter.

impl PartialEq for ConcatOperator

fn eq(&self, other: &ConcatOperator) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Copy for ConcatOperator

impl Eq for ConcatOperator

impl StructuralPartialEq for ConcatOperator