Migration

Enum Migration 

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pub enum Migration {
    Sql(String),
}
Expand description

A database migration generated from a SchemaDiff by a driver.

Currently only SQL migrations are supported. Multiple SQL statements within a single migration are separated by breakpoint markers (-- #[toasty::breakpoint]).

§Examples

use toasty_core::schema::db::Migration;

let m = Migration::new_sql("CREATE TABLE users (id INTEGER PRIMARY KEY)".to_string());
assert_eq!(m.statements(), vec!["CREATE TABLE users (id INTEGER PRIMARY KEY)"]);

Variants§

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Sql(String)

A SQL migration containing one or more statements.

Implementations§

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impl Migration

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pub fn new_sql(sql: String) -> Self

Creates a SQL migration from a single SQL string.

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pub fn new_sql_with_breakpoints<S: AsRef<str>>(statements: &[S]) -> Self

Creates a SQL migration from multiple SQL statements. Statements are joined with -- #[toasty::breakpoint] markers.

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pub fn statements(&self) -> Vec<&str>

Returns individual SQL statements by splitting on breakpoint markers.

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Calls U::from(self).

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type Error = Infallible

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Performs the conversion.
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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.