Struct SqlInfoData

pub struct SqlInfoData {
    batch: RecordBatch,
}

A builder for SqlInfoData which is used to create CommandGetSqlInfo responses.

Example

// Create the list of metadata describing the server
let mut builder = SqlInfoDataBuilder::new();
builder.append(SqlInfo::FlightSqlServerName, "server name");
    // ... add other SqlInfo here ..
builder.append(
    SqlInfo::FlightSqlServerTransaction,
    SqlSupportedTransaction::Transaction as i32,
);

// Create the batch to send back to the client
let info_data = builder.build().unwrap();

Fields

batch: RecordBatch

Implementations

impl SqlInfoData

pub fn record_batch( &self, info: impl IntoIterator<Item = u32>, ) -> Result<RecordBatch>

Return a [RecordBatch] containing only the requested u32, if any from CommandGetSqlInfo

pub fn schema(&self) -> SchemaRef

Return the schema of the RecordBatch that will be returned from CommandGetSqlInfo