Trait diesel::sql_types::IntoNullable

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pub trait IntoNullable {
    type Nullable;
}
Expand description

Converts a type which may or may not be nullable into its nullable representation.

Required Associated Types§

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type Nullable

The nullable representation of this type.

For all types except Nullable, this will be Nullable<Self>.

Implementations on Foreign Types§

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impl<T0: SqlType> IntoNullable for (T0,)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType> IntoNullable for (T0, T1)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType> IntoNullable for (T0, T1, T2)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType> IntoNullable for (T0, T1, T2, T3)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType> IntoNullable for (T0, T1, T2, T3, T4)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType, T20: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType, T20: SqlType, T21: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType, T20: SqlType, T21: SqlType, T22: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType, T20: SqlType, T21: SqlType, T22: SqlType, T23: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22, T23)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType, T20: SqlType, T21: SqlType, T22: SqlType, T23: SqlType, T24: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22, T23, T24)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType, T20: SqlType, T21: SqlType, T22: SqlType, T23: SqlType, T24: SqlType, T25: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22, T23, T24, T25)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType, T20: SqlType, T21: SqlType, T22: SqlType, T23: SqlType, T24: SqlType, T25: SqlType, T26: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22, T23, T24, T25, T26)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType, T20: SqlType, T21: SqlType, T22: SqlType, T23: SqlType, T24: SqlType, T25: SqlType, T26: SqlType, T27: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22, T23, T24, T25, T26, T27)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType, T20: SqlType, T21: SqlType, T22: SqlType, T23: SqlType, T24: SqlType, T25: SqlType, T26: SqlType, T27: SqlType, T28: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22, T23, T24, T25, T26, T27, T28)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType, T20: SqlType, T21: SqlType, T22: SqlType, T23: SqlType, T24: SqlType, T25: SqlType, T26: SqlType, T27: SqlType, T28: SqlType, T29: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22, T23, T24, T25, T26, T27, T28, T29)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType, T20: SqlType, T21: SqlType, T22: SqlType, T23: SqlType, T24: SqlType, T25: SqlType, T26: SqlType, T27: SqlType, T28: SqlType, T29: SqlType, T30: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22, T23, T24, T25, T26, T27, T28, T29, T30)
where Self: SqlType,

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impl<T0: SqlType, T1: SqlType, T2: SqlType, T3: SqlType, T4: SqlType, T5: SqlType, T6: SqlType, T7: SqlType, T8: SqlType, T9: SqlType, T10: SqlType, T11: SqlType, T12: SqlType, T13: SqlType, T14: SqlType, T15: SqlType, T16: SqlType, T17: SqlType, T18: SqlType, T19: SqlType, T20: SqlType, T21: SqlType, T22: SqlType, T23: SqlType, T24: SqlType, T25: SqlType, T26: SqlType, T27: SqlType, T28: SqlType, T29: SqlType, T30: SqlType, T31: SqlType> IntoNullable for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, T21, T22, T23, T24, T25, T26, T27, T28, T29, T30, T31)
where Self: SqlType,

Implementors§

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impl<T> IntoNullable for Nullable<T>
where T: SqlType,

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impl<T> IntoNullable for T
where T: SqlType<IsNull = NotNull> + SingleValue,