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43 lines
1.4 KiB
Rust
43 lines
1.4 KiB
Rust
use std::fmt::{Debug, Display};
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use crate::arguments::Arguments;
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use crate::connection::Connect;
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use crate::cursor::HasCursor;
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use crate::error::DatabaseError;
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use crate::row::HasRow;
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use crate::types::TypeInfo;
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use crate::value::HasRawValue;
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/// A database driver.
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///
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/// This trait encapsulates a complete driver implementation to a specific
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/// database (e.g., **MySQL**, **Postgres**).
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pub trait Database
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where
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Self: Debug + Sized + Send + 'static,
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Self: for<'c> HasRow<'c, Database = Self>,
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Self: for<'c> HasRawValue<'c, Database = Self>,
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Self: for<'c, 'q> HasCursor<'c, 'q, Database = Self>,
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{
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/// The concrete `Connection` implementation for this database.
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type Connection: Connect<Database = Self>;
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/// The concrete `Arguments` implementation for this database.
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type Arguments: Arguments<Database = Self>;
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/// The concrete `TypeInfo` implementation for this database.
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type TypeInfo: TypeInfo;
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/// The Rust type of table identifiers for this database.
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type TableId: Display + Clone;
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/// The Rust type used as the buffer when encoding arguments.
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///
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/// For example, **Postgres** and **MySQL** use `Vec<u8>`;
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/// however, **SQLite** uses `Vec<SqliteArgumentValue>`.
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type RawBuffer: Default;
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/// The concrete `DatabaseError` type used to report errors from the database.
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type Error: DatabaseError + Send + Sync;
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}
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