Struct Select

pub struct Select {
    pub from_table: FromTable,
    pub filter: Option<Expr>,
    pub group_by: Option<Vec<Expr>>,
    pub having: Option<Expr>,
    pub projection: Option<Vec<ExprRename>>,
    pub order_by: Option<Vec<Order>>,
    pub range: Option<Range>,
}

Fields

from_table: FromTable

filter: Option<Expr>

group_by: Option<Vec<Expr>>

having: Option<Expr>

projection: Option<Vec<ExprRename>>

order_by: Option<Vec<Order>>

range: Option<Range>

Implementations

impl Select

pub fn into_sql_select( &self, table_lookup: Option<&TableLookup>, ) -> Result<Select, Error>

pub fn into_sql_query( &self, table_lookup: Option<&TableLookup>, ) -> Result<Query, Error>

pub fn into_sql_statement( &self, table_lookup: Option<&TableLookup>, ) -> Result<Statement, Error>

Examples found in repository

examples/simple.rs (line 7)

fn main() {
    let url = "/person?age=lt.42&(student=eq.true|gender=eq.'M')&group_by=sum(age),grade,gender&having=min(age)=gt.42&order_by=age.desc,height.asc&page=20&page_size=100";
    let query = inquerest::parse_query(url);
    println!("query: {:#?}", query);
    println!(
        "sql query: {}",
        query.unwrap().into_sql_statement(None).unwrap().to_string()
    );

    let filter = "age=lt.42&(student=eq.true|gender=eq.'M')&group_by=sum(age),grade,gender&having=min(age)=gt.42&order_by=age.desc,height.asc&page=20&page_size=100";
    let result = inquerest::parse_filter(filter);
    println!("filter_only: {:#?}", result);
}

Trait Implementations

impl Clone for Select

fn clone(&self) -> Select

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Select

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

Formats the value using the given formatter.

impl Default for Select

fn default() -> Select

Returns the “default value” for a type.

impl Into<Statement> for Select

fn into(self) -> Statement

Converts this type into the (usually inferred) input type.

impl PartialEq for Select

fn eq(&self, other: &Select) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl StructuralPartialEq for Select