Struct QueryResult 

pub struct QueryResult {
    pub columns: Vec<String>,
    pub rows: Vec<Vec<QueryValue>>,
}

Structured result of an SQL query.

Fields

columns: Vec<String>

Result column names in query order.

rows: Vec<Vec<QueryValue>>

Result rows in column order.

Implementations

impl QueryResult

pub fn row_count(&self) -> usize

Number of returned rows.

pub fn rows_as_json(&self) -> JsonValue

Return result rows as JSON objects keyed by column name.

pub fn as_json(&self) -> JsonValue

Return a JSON object with columns, rows, and row count.

pub fn to_json_pretty(&self) -> Result<String>

Serialize the result as pretty JSON.

pub fn to_csv(&self) -> String

Serialize the result as CSV.

pub fn to_table(&self) -> String

Serialize the result as a simple ASCII table.

Trait Implementations

impl Clone for QueryResult

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for QueryResult

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for QueryResult

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl PartialEq for QueryResult

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for QueryResult

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for QueryResult