github.com/dolthub/dolt/go@v0.40.5-0.20240520175717-68db7794bea6/serial/mergeartifacts.fbs (about)

     1  // Copyright 2021 Dolthub, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  namespace serial;
    16  
    17  table MergeArtifacts {
    18    // sorted array of key items
    19    // key items are encoded as TupleFormatAlpha
    20    key_items:[ubyte] (required);
    21    // items offets for |key_items|
    22    // first offset is 0, last offset is len(key_items)
    23    key_offsets:[uint16] (required);
    24  
    25    // offsets for each chunk address in |key_items|
    26    key_address_offsets:[uint16];
    27  
    28    // array of values items, ordered by paired key
    29    // value items are encoded as TupleFormatAlpha
    30    value_items:[ubyte];
    31    // item offsets for |value_items|
    32    // first offset is 0, last offset is len(value_items)
    33    value_offsets:[uint16];
    34  
    35    // array of subtree addresses for internal tree nodes
    36    address_array:[ubyte];
    37  
    38    // array of varint encoded subtree counts
    39    // see: go/store/prolly/message/varint.go
    40    subtree_counts:[ubyte];
    41    // total count of prolly tree
    42    tree_count:uint64;
    43    // prolly tree level, 0 for leaf nodes
    44    tree_level:uint8;
    45  }
    46  
    47  // KEEP THIS IN SYNC WITH fileidentifiers.go
    48  file_identifier "ARTM";
    49  
    50  root_type MergeArtifacts;