Trait Expression

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pub trait Expression {
    type SqlType;
}
Expand description

Represents a typed fragment of SQL.

Apps should not need to implement this type directly, but it may be common to use this in where clauses. Libraries should consider using diesel_infix_operator! or diesel_postfix_operator! instead of implementing this directly.

Required Associated Types§

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type SqlType

The type that this expression represents in SQL

Implementations on Foreign Types§

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impl<'a, T: Expression + ?Sized> Expression for &'a T

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impl<A: Expression + NonAggregate> Expression for (A,)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate> Expression for (A, B)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate> Expression for (A, B, C)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate> Expression for (A, B, C, D)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate> Expression for (A, B, C, D, E)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate> Expression for (A, B, C, D, E, F)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate, U: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate, U: Expression + NonAggregate, V: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate, U: Expression + NonAggregate, V: Expression + NonAggregate, W: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate, U: Expression + NonAggregate, V: Expression + NonAggregate, W: Expression + NonAggregate, X: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate, U: Expression + NonAggregate, V: Expression + NonAggregate, W: Expression + NonAggregate, X: Expression + NonAggregate, Y: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate, U: Expression + NonAggregate, V: Expression + NonAggregate, W: Expression + NonAggregate, X: Expression + NonAggregate, Y: Expression + NonAggregate, Z: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate, U: Expression + NonAggregate, V: Expression + NonAggregate, W: Expression + NonAggregate, X: Expression + NonAggregate, Y: Expression + NonAggregate, Z: Expression + NonAggregate, AA: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z, AA)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate, U: Expression + NonAggregate, V: Expression + NonAggregate, W: Expression + NonAggregate, X: Expression + NonAggregate, Y: Expression + NonAggregate, Z: Expression + NonAggregate, AA: Expression + NonAggregate, AB: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z, AA, AB)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate, U: Expression + NonAggregate, V: Expression + NonAggregate, W: Expression + NonAggregate, X: Expression + NonAggregate, Y: Expression + NonAggregate, Z: Expression + NonAggregate, AA: Expression + NonAggregate, AB: Expression + NonAggregate, AC: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z, AA, AB, AC)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate, U: Expression + NonAggregate, V: Expression + NonAggregate, W: Expression + NonAggregate, X: Expression + NonAggregate, Y: Expression + NonAggregate, Z: Expression + NonAggregate, AA: Expression + NonAggregate, AB: Expression + NonAggregate, AC: Expression + NonAggregate, AD: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z, AA, AB, AC, AD)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate, U: Expression + NonAggregate, V: Expression + NonAggregate, W: Expression + NonAggregate, X: Expression + NonAggregate, Y: Expression + NonAggregate, Z: Expression + NonAggregate, AA: Expression + NonAggregate, AB: Expression + NonAggregate, AC: Expression + NonAggregate, AD: Expression + NonAggregate, AE: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z, AA, AB, AC, AD, AE)

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impl<A: Expression + NonAggregate, B: Expression + NonAggregate, C: Expression + NonAggregate, D: Expression + NonAggregate, E: Expression + NonAggregate, F: Expression + NonAggregate, G: Expression + NonAggregate, H: Expression + NonAggregate, I: Expression + NonAggregate, J: Expression + NonAggregate, K: Expression + NonAggregate, L: Expression + NonAggregate, M: Expression + NonAggregate, N: Expression + NonAggregate, O: Expression + NonAggregate, P: Expression + NonAggregate, Q: Expression + NonAggregate, R: Expression + NonAggregate, S: Expression + NonAggregate, T: Expression + NonAggregate, U: Expression + NonAggregate, V: Expression + NonAggregate, W: Expression + NonAggregate, X: Expression + NonAggregate, Y: Expression + NonAggregate, Z: Expression + NonAggregate, AA: Expression + NonAggregate, AB: Expression + NonAggregate, AC: Expression + NonAggregate, AD: Expression + NonAggregate, AE: Expression + NonAggregate, AF: Expression + NonAggregate> Expression for (A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z, AA, AB, AC, AD, AE, AF)

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impl<T: Expression + ?Sized> Expression for Box<T>

Implementors§

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impl Expression for now

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impl<Query, Value> Expression for UncheckedBind<Query, Value>
where Query: Expression,

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impl<ST, T> Expression for SqlLiteral<ST, T>

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type SqlType = ST