pub struct InformixDialect;Expand description
Informix 方言实现(v3.7.0,SQL generation only)
IBM Informix 数据库方言,支持 SERIAL/ROW 类型。 无真 DB 驱动(informix_rust v0.0.4 不成熟),仅生成 SQL 语法。
Trait Implementations§
Source§impl Clone for InformixDialect
impl Clone for InformixDialect
Source§fn clone(&self) -> InformixDialect
fn clone(&self) -> InformixDialect
Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreSource§impl Debug for InformixDialect
impl Debug for InformixDialect
Source§impl Dialect for InformixDialect
Available on crate feature dialect-informix only.
impl Dialect for InformixDialect
Available on crate feature
dialect-informix only.Source§fn escape_string(&self, s: &str) -> String
fn escape_string(&self, s: &str) -> String
转义字符串字面量,确保可安全嵌入 SQL
Source§fn supports_returning(&self) -> bool
fn supports_returning(&self) -> bool
该方言是否支持 RETURNING 子句
Source§fn bool_to_int(&self, expr: &str) -> String
fn bool_to_int(&self, expr: &str) -> String
将布尔表达式转换为整型存储
Source§fn supports_if_exists(&self) -> bool
fn supports_if_exists(&self) -> bool
该方言是否支持 IF EXISTS
Source§fn supports_if_not_exists(&self) -> bool
fn supports_if_not_exists(&self) -> bool
该方言是否支持 IF NOT EXISTS
Source§fn auto_increment_keyword(&self) -> &'static str
fn auto_increment_keyword(&self) -> &'static str
获取自增列关键字
Source§fn build_alter_table(&self, table: &str, changes: &[TableChange]) -> String
fn build_alter_table(&self, table: &str, changes: &[TableChange]) -> String
生成 ALTER TABLE 语句
Source§fn quote_checked(&self, identifier: &str) -> Result<String, DbError>
fn quote_checked(&self, identifier: &str) -> Result<String, DbError>
L-4 修复:带校验的引用标识符 Read more
Source§fn build_upsert_on_conflict(
&self,
conflict_columns: &[&str],
update_columns: &[&str],
all_columns: &[String],
) -> Option<String>
fn build_upsert_on_conflict( &self, conflict_columns: &[&str], update_columns: &[&str], all_columns: &[String], ) -> Option<String>
P2-6:生成批量 upsert 的冲突处理子句(ON CONFLICT / ON DUPLICATE KEY UPDATE) Read more
Source§fn build_lock_clause(&self, lock_type: LockType) -> Option<String>
fn build_lock_clause(&self, lock_type: LockType) -> Option<String>
P2-3:生成行锁子句(TASK-025/026) Read more
Source§fn supports_lock_for_update(&self) -> bool
fn supports_lock_for_update(&self) -> bool
P2-3:该方言是否支持
FOR UPDATE 行锁(TASK-029) Read moreP2-3:该方言是否支持共享锁(TASK-029) Read more
Auto Trait Implementations§
impl Freeze for InformixDialect
impl RefUnwindSafe for InformixDialect
impl Send for InformixDialect
impl Sync for InformixDialect
impl Unpin for InformixDialect
impl UnsafeUnpin for InformixDialect
impl UnwindSafe for InformixDialect
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<T> Instrument for T
impl<T> Instrument for T
Source§fn instrument(self, span: Span) -> Instrumented<Self> ⓘ
fn instrument(self, span: Span) -> Instrumented<Self> ⓘ
Source§fn in_current_span(self) -> Instrumented<Self> ⓘ
fn in_current_span(self) -> Instrumented<Self> ⓘ
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read more