Struct Query 

pub struct Query {
    pub table_name: String,
    pub column_names: Vec<String>,
    pub column_map: Option<Vec<String>>,
    pub flags: QueryFlags,
    pub range: (usize, usize),
    /* private fields */
}

Query to index a table

Fields

table_name: String

column_names: Vec<String>

column_map: Option<Vec<String>>

flags: QueryFlags

range: (usize, usize)

Implementations

impl Query

pub fn build() -> Self

Build an empty query

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

Set table name

pub fn columns(self, colum_names: Vec<impl AsRef<str>>) -> Self

Append target columns as builder pattern

pub fn predicate(self, predicate: Predicate) -> Self

Append predicate as builder pattern

Trait Implementations

impl Debug for Query

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

Formats the value using the given formatter.

impl FromStr for Query

fn from_str(s: &str) -> Result<Self, Self::Err>

This creates parser inside.

type Err = CIndexError

The associated error which can be returned from parsing.