Trait tidb_query_datatype::def::FieldTypeAccessor[−][src]

pub trait FieldTypeAccessor {
    fn tp(&self) -> FieldTypeTp;
    fn set_tp(&mut self, tp: FieldTypeTp) -> &mut dyn FieldTypeAccessor;
    fn flag(&self) -> FieldTypeFlag;
    fn set_flag(&mut self, flag: FieldTypeFlag) -> &mut dyn FieldTypeAccessor;
    fn flen(&self) -> isize;
    fn set_flen(&mut self, flen: isize) -> &mut dyn FieldTypeAccessor;
    fn decimal(&self) -> isize;
    fn set_decimal(&mut self, decimal: isize) -> &mut dyn FieldTypeAccessor;
    fn collation(&self) -> Result<Collation, DataTypeError>;
    fn set_collation(
        &mut self, 
        collation: Collation
    ) -> &mut dyn FieldTypeAccessor;

    fn as_accessor(&self) -> &dyn FieldTypeAccessor
    where
        Self: Sized,
    { ... }
    fn as_mut_accessor(&mut self) -> &mut dyn FieldTypeAccessor
    where
        Self: Sized,
    { ... }
    fn is_hybrid(&self) -> bool { ... }
    fn is_blob_like(&self) -> bool { ... }
    fn is_char_like(&self) -> bool { ... }
    fn is_varchar_like(&self) -> bool { ... }
    fn is_string_like(&self) -> bool { ... }
    fn is_binary_string_like(&self) -> bool { ... }
    fn is_non_binary_string_like(&self) -> bool { ... }
    fn is_unsigned(&self) -> bool { ... }
    fn is_bool(&self) -> bool { ... }
    fn need_restored_data(&self) -> bool { ... }
}

A uniform FieldType access interface for FieldType and ColumnInfo.

Required methods

`fn tp(&self) -> FieldTypeTp`[src]

`fn set_tp(&mut self, tp: FieldTypeTp) -> &mut dyn FieldTypeAccessor`[src]

`fn flag(&self) -> FieldTypeFlag`[src]

`fn set_flag(&mut self, flag: FieldTypeFlag) -> &mut dyn FieldTypeAccessor`[src]

`fn flen(&self) -> isize`[src]

`fn set_flen(&mut self, flen: isize) -> &mut dyn FieldTypeAccessor`[src]

`fn decimal(&self) -> isize`[src]

`fn set_decimal(&mut self, decimal: isize) -> &mut dyn FieldTypeAccessor`[src]

`fn collation(&self) -> Result<Collation, DataTypeError>`[src]

`fn set_collation(&mut self, collation: Collation) -> &mut dyn FieldTypeAccessor`[src]

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Provided methods

`fn as_accessor(&self) -> &dyn FieldTypeAccessor where Self: Sized,` [src]

Convert reference to FieldTypeAccessor interface. Useful when an implementer provides inherent methods with the same name as the accessor trait methods.