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Merge pull request #630 from gwenn/pr/open-with-vfs

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add ability to open sqlite connection with specified vfs
This commit is contained in:
gwenn
2020-02-09 12:54:45 +01:00
committed by GitHub
parent 2a90073c1e 7d1d6024e9
commit 406cd6d2cf
2 changed files with 51 additions and 10 deletions
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47
src/lib.rs
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@@ -371,7 +371,31 @@ impl Connection {
/// string or if the underlying SQLite open call fails.
pub fn open_with_flags<P: AsRef<Path>>(path: P, flags: OpenFlags) -> Result<Connection> {
let c_path = path_to_cstring(path.as_ref())?;
InnerConnection::open_with_flags(&c_path, flags).map(|db| Connection {
InnerConnection::open_with_flags(&c_path, flags, None).map(|db| Connection {
db: RefCell::new(db),
cache: StatementCache::with_capacity(STATEMENT_CACHE_DEFAULT_CAPACITY),
path: Some(path.as_ref().to_path_buf()),
})
}
/// Open a new connection to a SQLite database using the specific flags and
/// vfs name.
///
/// [Database Connection](http://www.sqlite.org/c3ref/open.html) for a description of valid
/// flag combinations.
///
/// # Failure
///
/// Will return `Err` if either `path` or `vfs` cannot be converted to a
/// C-compatible string or if the underlying SQLite open call fails.
pub fn open_with_flags_and_vfs<P: AsRef<Path>>(
path: P,
flags: OpenFlags,
vfs: &str,
) -> Result<Connection> {
let c_path = path_to_cstring(path.as_ref())?;
let c_vfs = str_to_cstring(vfs)?;
InnerConnection::open_with_flags(&c_path, flags, Some(&c_vfs)).map(|db| Connection {
db: RefCell::new(db),
cache: StatementCache::with_capacity(STATEMENT_CACHE_DEFAULT_CAPACITY),
path: Some(path.as_ref().to_path_buf()),
@@ -387,12 +411,21 @@ impl Connection {
///
/// Will return `Err` if the underlying SQLite open call fails.
pub fn open_in_memory_with_flags(flags: OpenFlags) -> Result<Connection> {
let c_memory = str_to_cstring(":memory:")?;
InnerConnection::open_with_flags(&c_memory, flags).map(|db| Connection {
db: RefCell::new(db),
cache: StatementCache::with_capacity(STATEMENT_CACHE_DEFAULT_CAPACITY),
path: None,
})
Connection::open_with_flags(":memory:", flags)
}
/// Open a new connection to an in-memory SQLite database using the specific
/// flags and vfs name.
///
/// [Database Connection](http://www.sqlite.org/c3ref/open.html) for a description of valid
/// flag combinations.
///
/// # Failure
///
/// Will return `Err` if vfs` cannot be converted to a C-compatible
/// string or if the underlying SQLite open call fails.
pub fn open_in_memory_with_flags_and_vfs(flags: OpenFlags, vfs: &str) -> Result<Connection> {
Connection::open_with_flags_and_vfs(":memory:", flags, vfs)
}
/// Convenience method to run multiple SQL statements (that cannot take any