Struct DataQuery 

pub struct DataQuery {
    pub query_type: QueryType,
    pub query: String,
    pub parameters: HashMap<String, Value>,
    pub limit: Option<usize>,
    pub offset: Option<usize>,
    pub sort: Option<Vec<SortField>>,
    pub filters: Vec<QueryFilter>,
    pub options: HashMap<String, Value>,
}

Data query specification

Fields

query_type: QueryType

Query type

query: String

Query string or specification

parameters: HashMap<String, Value>

Query parameters

limit: Option<usize>

Result limit

offset: Option<usize>

Result offset

sort: Option<Vec<SortField>>

Sort specification

filters: Vec<QueryFilter>

Filter conditions

options: HashMap<String, Value>

Custom query options

Implementations

impl DataQuery

pub fn select<S>(query: S) -> DataQuery

where S: Into<String>,

Create a simple SELECT query

pub fn insert<S>(query: S) -> DataQuery

where S: Into<String>,

Create an INSERT query

pub fn update<S>(query: S) -> DataQuery

where S: Into<String>,

Create an UPDATE query

pub fn delete<S>(query: S) -> DataQuery

where S: Into<String>,

Create a DELETE query

pub fn with_parameter<S>(self, key: S, value: Value) -> DataQuery

where S: Into<String>,

Add a parameter

pub fn with_limit(self, limit: usize) -> DataQuery

Set limit

pub fn with_offset(self, offset: usize) -> DataQuery

Set offset

pub fn with_sort(self, field: SortField) -> DataQuery

Add sort field

pub fn with_filter(self, filter: QueryFilter) -> DataQuery

Add filter

pub fn with_option<S>(self, key: S, value: Value) -> DataQuery

where S: Into<String>,

Add option

Trait Implementations

impl Clone for DataQuery

fn clone(&self) -> DataQuery

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for DataQuery

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for DataQuery

fn deserialize<__D>( __deserializer: __D, ) -> Result<DataQuery, <__D as Deserializer<'de>>::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for DataQuery

fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.