Struct polars_sql::SQLContext

pub struct SQLContext {
    pub table_map: PlHashMap<String, LazyFrame>,
}

Fields

table_map: PlHashMap<String, LazyFrame>

Implementations

impl SQLContext

pub fn try_new() -> PolarsResult<Self>

pub fn register(&mut self, name: &str, lf: LazyFrame)

impl SQLContext

pub fn execute(&mut self, query: &str) -> PolarsResult<LazyFrame>

pub fn execute_statement(&mut self, stmt: &Statement) -> PolarsResult<LazyFrame>

pub fn execute_query(&mut self, query: &Query) -> PolarsResult<LazyFrame>

Trait Implementations

impl Clone for SQLContext

fn clone(&self) -> SQLContext

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Default for SQLContext

fn default() -> SQLContext

Returns the “default value” for a type.

impl Drop for SQLContext

fn drop(&mut self)

Executes the destructor for this type.