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Support setting sqlite page_size

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The page size setting only takes effect if set before doing anything
else to the database.
This commit is contained in:
Josh Triplett 2021-04-26 17:31:14 -07:00 committed by Ryan Leckey
parent 212d235334
commit d4a7217a56
2 changed files with 14 additions and 1 deletions
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5
sqlx-core/src/sqlite/options/connect.rs
View File

@ -19,10 +19,13 @@ impl ConnectOptions for SqliteConnectOptions {
// send an initial sql statement comprised of options
//
// page_size must be set before any other action on the database.
//
// Note that locking_mode should be set before journal_mode; see
// https://www.sqlite.org/wal.html#use_of_wal_without_shared_memory .
let init = format!(
"PRAGMA locking_mode = {}; PRAGMA journal_mode = {}; PRAGMA foreign_keys = {}; PRAGMA synchronous = {}; PRAGMA auto_vacuum = {}",
"PRAGMA page_size = {}; PRAGMA locking_mode = {}; PRAGMA journal_mode = {}; PRAGMA foreign_keys = {}; PRAGMA synchronous = {}; PRAGMA auto_vacuum = {}",
self.page_size,
self.locking_mode.as_str(),
self.journal_mode.as_str(),
if self.foreign_keys { "ON" } else { "OFF" },

10
sqlx-core/src/sqlite/options/mod.rs
View File

@ -62,6 +62,7 @@ pub struct SqliteConnectOptions {
pub(crate) log_settings: LogSettings,
pub(crate) synchronous: SqliteSynchronous,
pub(crate) auto_vacuum: SqliteAutoVacuum,
pub(crate) page_size: u32,
}
impl Default for SqliteConnectOptions {
@ -86,6 +87,7 @@ impl SqliteConnectOptions {
log_settings: Default::default(),
synchronous: SqliteSynchronous::Full,
auto_vacuum: Default::default(),
page_size: 4096,
}
}
@ -172,4 +174,12 @@ impl SqliteConnectOptions {
self.auto_vacuum = auto_vacuum;
self
}
/// Sets the [page_size](https://www.sqlite.org/pragma.html#pragma_page_size) setting for the database connection.
///
/// The default page_size setting is 4096.
pub fn page_size(mut self, page_size: u32) -> Self {
self.page_size = page_size;
self
}
}