#[repr(C)]
pub struct sysvar_long_t { pub flags: c_int, pub name: *const c_char, pub comment: *const c_char, pub check: mysql_var_check_func, pub update: mysql_var_update_func, pub value: *mut c_long, pub def_val: c_long, pub min_val: c_long, pub max_val: c_long, pub blk_sz: c_long, }

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§flags: c_int

Variable flags

§name: *const c_char

Name of the variable

§comment: *const c_char

Variable description

§check: mysql_var_check_func

Function for getting the variable

§update: mysql_var_update_func

Function for setting the variable

§value: *mut c_long

Pointer to the value

§def_val: c_long

Default value

§min_val: c_long

Min value

§max_val: c_long

Max value

§blk_sz: c_long

Block size

Trait Implementations§

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impl Debug for sysvar_long_t

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.