Struct DeleteWrapper 

pub struct DeleteWrapper {
    pub wrapper: Wrapper,
    /* private fields */
}

SQL builder for DELETE statements

Fields

wrapper: Wrapper

WHERE conditions wrapper (public for direct manipulation)

Implementations

impl DeleteWrapper

pub fn new() -> Self

Create a new DeleteWrapper builder

pub fn table(self, table: &str) -> Self

Set the table name

pub fn try_into_sql(self) -> Result<(String, Vec<Value>), SswError>

Convert DeleteWrapper into final DELETE SQL and parameters

pub async fn try_delete(self, rb: &RBatis) -> Result<ExecResult, SswError>

Execute DELETE statement asynchronously

Trait Implementations

impl Debug for DeleteWrapper

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for DeleteWrapper

fn default() -> DeleteWrapper

Returns the “default value” for a type.

impl WrapperTrait for DeleteWrapper

fn build_eq<V: Into<Value>>(column: &str, value: V) -> Self

column = ?

fn build_ne<V: Into<Value>>(column: &str, value: V) -> Self

column != ?

fn build_gt<V: Into<Value>>(column: &str, value: V) -> Self

column > ?

fn build_ge<V: Into<Value>>(column: &str, value: V) -> Self

column >= ?

fn build_lt<V: Into<Value>>(column: &str, value: V) -> Self

column < ?

fn build_le<V: Into<Value>>(column: &str, value: V) -> Self

column <= ?

fn build_like<D: Display>(column: &str, value: D) -> Self

column LIKE '%value%'

fn build_like_left<D: Display>(column: &str, value: D) -> Self

column LIKE '%value'

fn build_like_right<D: Display>(column: &str, value: D) -> Self

column LIKE 'value%'

fn build_is_null(column: &str) -> Self

column IS NULL

fn build_is_not_null(column: &str) -> Self

column IS NOT NULL

fn build_is_true(column: &str) -> Self

column IS TRUE

fn build_is_false(column: &str) -> Self

column IS FALSE

fn build_in<V: Into<Value>>(column: &str, values: Vec<V>) -> Self

column IN (?, ?, ?)

fn build_not_in<V: Into<Value>>(column: &str, values: Vec<V>) -> Self

column NOT IN (?, ?, ?)

fn build_eq_or_in<V: Into<Value>>(column: &str, values: Vec<V>) -> Self

Auto-detect EQ or IN (1 value → =, >1 values → IN)

fn build_ne_or_not_in<V: Into<Value>>(column: &str, values: Vec<V>) -> Self

Auto-detect NE or NOT IN (1 value → !=, >1 values → NOT IN)

fn build_between<V: Into<Value>>(column: &str, start: V, end: V) -> Self

column BETWEEN ? AND ?

fn build_not_between<V: Into<Value>>(column: &str, start: V, end: V) -> Self

column NOT BETWEEN ? AND ?

fn or(self) -> Self

Switch to OR mode for next condition

fn eq<V: Into<Value>>(self, column: &str, value: V) -> Self

column = ?

fn ne<V: Into<Value>>(self, column: &str, value: V) -> Self

column != ?

fn like<D: Display>(self, column: &str, value: D) -> Self

column LIKE '%value%'

fn like_left<D: Display>(self, column: &str, value: D) -> Self

column LIKE '%value'

fn like_right<D: Display>(self, column: &str, value: D) -> Self

column LIKE 'value%'

fn gt<V: Into<Value>>(self, column: &str, value: V) -> Self

column > ?

fn ge<V: Into<Value>>(self, column: &str, value: V) -> Self

column >= ?

fn lt<V: Into<Value>>(self, column: &str, value: V) -> Self

column < ?

fn le<V: Into<Value>>(self, column: &str, value: V) -> Self

column <= ?

fn in<V: Into<Value>>(self, column: &str, values: Vec<V>) -> Self

column IN (?, ?, ?)

fn not_in<V: Into<Value>>(self, column: &str, values: Vec<V>) -> Self

column NOT IN (?, ?, ?)

fn eq_or_in<V: Into<Value>>(self, column: &str, values: Vec<V>) -> Self

Auto-detect EQ or IN (1 value → =, >1 values → IN)

fn ne_or_not_in<V: Into<Value>>(self, column: &str, values: Vec<V>) -> Self

Auto-detect NE or NOT IN (1 value → !=, >1 values → NOT IN)

fn between<V: Into<Value>>(self, column: &str, start: V, end: V) -> Self

column BETWEEN ? AND ?

fn not_between<V: Into<Value>>(self, column: &str, start: V, end: V) -> Self

column NOT BETWEEN ? AND ?

fn column_is_null(self, column: &str) -> Self

column IS NULL

fn column_is_not_null(self, column: &str) -> Self

column IS NOT NULL

fn column_is_true(self, column: &str) -> Self

column IS TRUE

fn column_is_false(self, column: &str) -> Self

column IS FALSE

fn and_wrapper(self, other: Wrapper) -> Self

Combine with another Wrapper using AND (adds parentheses)

fn or_wrapper(self, other: Wrapper) -> Self

Combine with another Wrapper using OR (adds parentheses)

fn len(&self) -> usize

Get number of conditions

fn is_empty(&self) -> bool

Check if there are any conditions