Method column_names

src/executor/query.rs:143–175

Retrieves the names of the columns in the result set

(&self)

    /// Retrieves the names of the columns in the result set
    pub fn column_names(&self) -> Vec<String> {
        #[cfg(feature = "sqlx-dep")]
        use sqlx::Column;

        match &self.row {
            #[cfg(feature = "sqlx-mysql")]
            QueryResultRow::SqlxMySql(row) => {
                row.columns().iter().map(|c| c.name().to_string()).collect()
            }
            #[cfg(feature = "sqlx-postgres")]
            QueryResultRow::SqlxPostgres(row) => {
                row.columns().iter().map(|c| c.name().to_string()).collect()
            }
            #[cfg(feature = "sqlx-sqlite")]
            QueryResultRow::SqlxSqlite(row) => {
                row.columns().iter().map(|c| c.name().to_string()).collect()
            }
            #[cfg(feature = "mock")]
            QueryResultRow::Mock(row) => row
                .clone()
                .into_column_value_tuples()
                .map(|(c, _)| c.to_string())
                .collect(),
            #[cfg(feature = "proxy")]
            QueryResultRow::Proxy(row) => row
                .clone()
                .into_column_value_tuples()
                .map(|(c, _)| c.to_string())
                .collect(),
            #[allow(unreachable_patterns)]
            _ => unreachable!(),
        }
    }

    /// Access the underlying `MySqlRow` if we use the MySQL backend.
    #[cfg(feature = "sqlx-mysql")]