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Contents
// Copyright 2012 Cloudera Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
namespace cpp impala
namespace java com.cloudera.impala.thrift
namespace rb Impala.Protocol
namespace rb Impala.Protocol
include "Types.thrift"
// Serialized, self-contained version of a RowBatch (in be/src/runtime/row-batch.h).
struct TRowBatch {
// total number of rows contained in this batch
1: required i32 num_rows
// row composition
2: required list<Types.TTupleId> row_tuples
// There are a total of num_rows * num_tuples_per_row offsets
// pointing into tuple_data.
// An offset of -1 records a NULL.
3: list<i32> tuple_offsets
// binary tuple data, broken up into chunks
// TODO: figure out how we can avoid copying the data during TRowBatch construction
4: list<string> tuple_data
}
// this is a union over all possible return types
struct TColumnValue {
// TODO: use <type>_val instead of camelcase
1: optional bool boolVal
2: optional i32 intVal
3: optional i64 longVal
4: optional double doubleVal
5: optional string stringVal
}
struct TResultRow {
1: list<TColumnValue> colVals
}
Version data entries
7 entries across 7 versions & 1 rubygems