-
Notifications
You must be signed in to change notification settings - Fork 1.3k
Expand file tree
/
Copy pathDataFormat.proto
More file actions
112 lines (93 loc) · 3.42 KB
/
DataFormat.proto
File metadata and controls
112 lines (93 loc) · 3.42 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
//
// Copyright 2020 The Feast Authors
//
// 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
//
// https://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.
//
syntax = "proto3";
package feast.core;
option go_package = "github.com/feast-dev/feast/go/protos/feast/core";
option java_outer_classname = "DataFormatProto";
option java_package = "feast.proto.core";
// Defines the file format encoding the features/entity data in files
message FileFormat {
// Defines options for the Parquet data format
message ParquetFormat {}
oneof format {
ParquetFormat parquet_format = 1;
// Deprecated: Delta Lake is a table format, not a file format.
// Use TableFormat.DeltaFormat instead for Delta Lake support.
TableFormat.DeltaFormat delta_format = 2 [deprecated = true];
}
}
message TableFormat {
// Defines options for Apache Iceberg table format
message IcebergFormat {
// Optional catalog name for the Iceberg table
string catalog = 1;
// Optional namespace (schema/database) within the catalog
string namespace = 2;
// Additional properties for Iceberg configuration
// Examples: warehouse location, snapshot-id, as-of-timestamp, etc.
map<string, string> properties = 3;
}
// Defines options for Delta Lake table format
message DeltaFormat {
// Optional checkpoint location for Delta transaction logs
string checkpoint_location = 1;
// Additional properties for Delta configuration
// Examples: auto-optimize settings, vacuum settings, etc.
map<string, string> properties = 2;
}
// Defines options for Apache Hudi table format
message HudiFormat {
// Type of Hudi table (COPY_ON_WRITE or MERGE_ON_READ)
string table_type = 1;
// Field(s) that uniquely identify a record
string record_key = 2;
// Field used to determine the latest version of a record
string precombine_field = 3;
// Additional properties for Hudi configuration
// Examples: compaction strategy, indexing options, etc.
map<string, string> properties = 4;
}
// Specifies the table format and format-specific options
oneof format {
IcebergFormat iceberg_format = 1;
DeltaFormat delta_format = 2;
HudiFormat hudi_format = 3;
}
}
// Defines the data format encoding features/entity data in data streams
message StreamFormat {
// Defines options for the protobuf data format
message ProtoFormat {
// Classpath to the generated Java Protobuf class that can be used to decode
// Feature data from the obtained stream message
string class_path = 1;
}
// Defines options for the avro data format
message AvroFormat {
// Optional if used in a File DataSource as schema is embedded in avro file.
// Specifies the schema of the Avro message as JSON string.
string schema_json = 1;
}
message JsonFormat {
string schema_json = 1;
}
// Specifies the data format and format specific options
oneof format {
AvroFormat avro_format = 1;
ProtoFormat proto_format = 2;
JsonFormat json_format = 3;
}
}