kurtbuilds_sql 0.26.2

Structs representing sql queries, enabling query building, migrations, and more
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37

mod column;
mod constraint;
mod generated;
mod index;
mod table;
mod r#type;

pub use column::*;
pub use constraint::*;
pub use generated::*;
pub use index::*;
pub use table::*;
pub use r#type::*;

use crate::migrate::{Migration, MigrationOptions, migrate};
use anyhow::Result;

/// Represents a SQL database schema.
#[derive(Debug, Default, Clone)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct Schema {
    pub tables: Vec<Table>,
}

impl Schema {
    /// Calculate the migration necessary to move from `self: Schema` to the argument `desired: Schema`.
    pub fn migrate_to(self, desired: Schema, options: &MigrationOptions) -> Result<Migration> {
        migrate(self, desired, options)
    }

    /// Propagate the schema name to all tables.
    pub fn name_schema(&mut self, schema: &str) {
        for table in &mut self.tables {
            table.schema = Some(schema.to_string());
        }
    }
}