Struct Column 

pub struct Column {
    pub name: String,
    pub type_text: String,
    pub type_json: String,
    pub position: Option<i32>,
    pub type_name: i32,
    pub type_precision: Option<i32>,
    pub type_scale: Option<i32>,
    pub type_interval_type: Option<String>,
    pub comment: Option<String>,
    pub nullable: Option<bool>,
    pub partition_index: Option<i32>,
    pub column_id: Option<String>,
}

Fields

name: String

Name of the column

type_text: String

Full data type specification as SQL/catalogString text.

type_json: String

Full data type specification, JSON-serialized.

position: Option<i32>

Ordinal position of column (starting at position 0).

type_name: i32

Data type name.

type_precision: Option<i32>

Digits of precision; required for DecimalTypes.

type_scale: Option<i32>

Digits to right of decimal; Required for DecimalTypes.

type_interval_type: Option<String>

Format of IntervalType.

comment: Option<String>

User-provided free-form text description.

nullable: Option<bool>

Whether field may be Null.

partition_index: Option<i32>

Partition index for column.

column_id: Option<String>

a unique id for the column

Implementations

impl Column

pub fn qualified_name(&self) -> String

Returns the fully-qualified dot-separated name computed from component fields.

impl Column

pub fn position(&self) -> i32

Returns the value of position, or the default value if position is unset.

pub fn type_name(&self) -> ColumnTypeName

Returns the enum value of type_name, or the default if the field is set to an invalid enum value.

pub fn set_type_name(&mut self, value: ColumnTypeName)

Sets type_name to the provided enum value.

pub fn type_precision(&self) -> i32

Returns the value of type_precision, or the default value if type_precision is unset.

pub fn type_scale(&self) -> i32

Returns the value of type_scale, or the default value if type_scale is unset.

pub fn type_interval_type(&self) -> &str

Returns the value of type_interval_type, or the default value if type_interval_type is unset.

pub fn comment(&self) -> &str

Returns the value of comment, or the default value if comment is unset.

pub fn nullable(&self) -> bool

Returns the value of nullable, or the default value if nullable is unset.

pub fn partition_index(&self) -> i32

Returns the value of partition_index, or the default value if partition_index is unset.

pub fn column_id(&self) -> &str

Returns the value of column_id, or the default value if column_id is unset.

Trait Implementations

impl Clone for Column

fn clone(&self) -> Column

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Column

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

Formats the value using the given formatter.

impl Default for Column

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for Column

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>

where D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for Column

impl From<Column> for Resource

fn from(v: Column) -> Self

Converts to this type from the input type.

impl Hash for Column

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl Message for Column

fn encoded_len(&self) -> usize

Returns the encoded length of the message without a length delimiter.

fn clear(&mut self)

Clears the message, resetting all fields to their default.

fn encode(&self, buf: &mut impl BufMut) -> Result<(), EncodeError>

where Self: Sized,

Encodes the message to a buffer.

fn encode_to_vec(&self) -> Vec<u8>

where Self: Sized,

Encodes the message to a newly allocated buffer.

fn encode_length_delimited( &self, buf: &mut impl BufMut, ) -> Result<(), EncodeError>

where Self: Sized,

Encodes the message with a length-delimiter to a buffer.

fn encode_length_delimited_to_vec(&self) -> Vec<u8>

where Self: Sized,

Encodes the message with a length-delimiter to a newly allocated buffer.

fn decode(buf: impl Buf) -> Result<Self, DecodeError>

where Self: Default,

Decodes an instance of the message from a buffer.

fn decode_length_delimited(buf: impl Buf) -> Result<Self, DecodeError>

where Self: Default,

Decodes a length-delimited instance of the message from the buffer.

fn merge(&mut self, buf: impl Buf) -> Result<(), DecodeError>

where Self: Sized,

Decodes an instance of the message from a buffer, and merges it into self.

fn merge_length_delimited(&mut self, buf: impl Buf) -> Result<(), DecodeError>

where Self: Sized,

Decodes a length-delimited instance of the message from buffer, and merges it into self.

impl PartialEq for Column

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

Equality operator ==.

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

Inequality operator !=.

impl ResourceExt for Column

fn resource_name(&self) -> ResourceName

Get the name of the resource

fn resource_ref(&self) -> ResourceRef

Get the reference for the resource

fn resource_ident(&self) -> ResourceIdent

Get the ident for the resource

impl Serialize for Column

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>

where S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for Column

impl TryFrom<Column> for Object

type Error = Error

The type returned in the event of a conversion error.

fn try_from(obj: Column) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Object<ObjectLabel>> for Column

type Error = Error

The type returned in the event of a conversion error.

fn try_from(object: Object) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Resource> for Column

type Error = Error

The type returned in the event of a conversion error.

fn try_from(r: Resource) -> Result<Self, Self::Error>

Performs the conversion.