Struct TableSchema 

pub struct TableSchema {
    pub name: String,
    pub columns: Vec<ColumnDef>,
    pub indexes: Vec<IndexDef>,
}

表结构定义

Fields

name: String

表名

columns: Vec<ColumnDef>

列定义列表

indexes: Vec<IndexDef>

索引定义列表

Implementations

impl TableSchema

pub fn new(name: impl Into<String>) -> Self

创建新的表结构

pub fn column(self, col: ColumnDef) -> Self

添加列

pub fn index(self, idx: IndexDef) -> Self

添加索引

pub fn to_create_sql(&self) -> String

生成建表 SQL

pub fn to_drop_sql(&self) -> String

生成删表 SQL

pub fn primary_key(&self) -> Option<&ColumnDef>

获取主键列

pub fn get_column(&self, name: &str) -> Option<&ColumnDef>

根据名称获取列

Trait Implementations

impl Clone for TableSchema

fn clone(&self) -> TableSchema

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for TableSchema

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for TableSchema

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for TableSchema

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.