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EnhancedPoolConfigBuilder

Struct EnhancedPoolConfigBuilder 

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pub struct EnhancedPoolConfigBuilder { /* private fields */ }
Expand description

增强连接池配置构建器。

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impl EnhancedPoolConfigBuilder

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pub fn max_connections(self, n: u32) -> Self

设置最大连接数。

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pub fn min_idle(self, n: u32) -> Self

设置最小空闲连接数。

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pub fn acquire_timeout_secs(self, secs: u64) -> Self

设置获取连接超时时间(秒)。

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pub fn acquire_timeout_millis(self, millis: u64) -> Self

设置获取连接超时时间(毫秒)。

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pub fn idle_timeout_secs(self, secs: u64) -> Self

设置空闲连接超时时间(秒)。

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pub fn max_lifetime_secs(self, secs: u64) -> Self

设置连接最大生存时间(秒)。

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pub fn test_on_acquire(self) -> Self

启用获取连接时的测试查询。

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pub fn test_query(self, sql: &str) -> Self

设置测试查询 SQL。

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

设置连接池名称。

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pub fn build(self) -> Result<EnhancedPoolConfig, String>

构建配置,执行校验。

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impl Clone for EnhancedPoolConfigBuilder

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fn clone(&self) -> EnhancedPoolConfigBuilder

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for EnhancedPoolConfigBuilder

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

Formats the value using the given formatter. Read more
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impl Default for EnhancedPoolConfigBuilder

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fn default() -> EnhancedPoolConfigBuilder

Returns the “default value” for a type. Read more

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impl<T> Any for T
where T: 'static + ?Sized,

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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

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where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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type Error = <U as TryFrom<T>>::Error

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