Struct SqlParams 

pub struct SqlParams { /* private fields */ }

SQL 参数容器

支持命名参数，按 #{name} 引用。

Implementations

impl SqlParams

pub fn new() -> Self

创建空参数集

pub fn set(&mut self, name: &str, value: &str)

设置字符串参数

pub fn set_int(&mut self, name: &str, value: i64)

设置整数参数

pub fn set_float(&mut self, name: &str, value: f64)

设置浮点参数

pub fn set_bool(&mut self, name: &str, value: bool)

设置布尔参数

pub fn set_null(&mut self, name: &str)

设置 null

pub fn set_array(&mut self, name: &str, values: Vec<ParamValue>)

设置数组参数

pub fn get(&self, name: &str) -> Option<&ParamValue>

获取参数值

pub fn contains(&self, name: &str) -> bool

是否存在参数

pub fn is_null(&self, name: &str) -> bool

判断参数是否为 null（或不存在）

pub fn is_not_null(&self, name: &str) -> bool

判断参数是否不为 null

pub fn names(&self) -> Vec<String>

获取所有参数名

Trait Implementations

impl Clone for SqlParams

fn clone(&self) -> SqlParams

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for SqlParams

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

Formats the value using the given formatter.

impl Default for SqlParams

fn default() -> SqlParams

Returns the “default value” for a type.