Struct polodb_core::DbContext

pub struct DbContext { /* fields omitted */ }

API for all platforms

Implementations

impl DbContext

pub fn open_file(path: &Path, config: Config) -> DbResult<DbContext>

pub fn open_memory(config: Config) -> DbResult<DbContext>

pub fn get_collection_meta_by_name(
    &mut self,
    name: &str
) -> DbResult<CollectionMeta>

pub fn create_collection(&mut self, name: &str) -> DbResult<CollectionMeta>

pub fn create_index(
    &mut self,
    col_id: u32,
    keys: &Document,
    options: Option<&Document>
) -> DbResult<()>

pub fn insert(
    &mut self,
    col_id: u32,
    meta_version: u32,
    doc: &mut Document
) -> DbResult<bool>

pub fn find(
    &mut self,
    col_id: u32,
    meta_version: u32,
    query: Option<&Document>
) -> DbResult<DbHandle<'_>>

query: None for findAll

pub fn update(
    &mut self,
    col_id: u32,
    meta_version: u32,
    query: Option<&Document>,
    update: &Document
) -> DbResult<usize>

pub fn drop_collection(
    &mut self,
    col_id: u32,
    meta_version: u32
) -> DbResult<()>

pub fn delete(
    &mut self,
    col_id: u32,
    meta_version: u32,
    query: &Document
) -> DbResult<usize>

pub fn delete_all(&mut self, col_id: u32, meta_version: u32) -> DbResult<usize>

pub fn count(&mut self, col_id: u32, meta_version: u32) -> DbResult<u64>

pub fn start_transaction(&mut self, ty: Option<TransactionType>) -> DbResult<()>

pub fn commit(&mut self) -> DbResult<()>

pub fn rollback(&mut self) -> DbResult<()>

pub fn object_id_maker(&mut self) -> &mut ObjectIdMaker

pub fn dump(&mut self) -> DbResult<FullDump>

pub fn get_version() -> String

Trait Implementations

impl Drop for DbContext

fn drop(&mut self)

Executes the destructor for this type.