move protobuf from GreptimeDB (#1)

* move protobuf from GreptimeDB * add license check * add other github actions
2023-02-09 14:59:48 +08:00
parent 39fa4e3c28
commit 6fadcf8c7a
22 changed files with 1326 additions and 0 deletions
@@ -0,0 +1,85 @@
+syntax = "proto3";
+
+package greptime.v1;
+
+message Column {
+  string column_name = 1;
+
+  enum SemanticType {
+    TAG = 0;
+    FIELD = 1;
+    TIMESTAMP = 2;
+  }
+  SemanticType semantic_type = 2;
+
+  message Values {
+    repeated int32 i8_values = 1;
+    repeated int32 i16_values = 2;
+    repeated int32 i32_values = 3;
+    repeated int64 i64_values = 4;
+
+    repeated uint32 u8_values = 5;
+    repeated uint32 u16_values = 6;
+    repeated uint32 u32_values = 7;
+    repeated uint64 u64_values = 8;
+
+    repeated float f32_values = 9;
+    repeated double f64_values = 10;
+
+    repeated bool bool_values = 11;
+    repeated bytes binary_values = 12;
+    repeated string string_values = 13;
+
+    repeated int32 date_values = 14;
+    repeated int64 datetime_values = 15;
+    repeated int64 ts_second_values = 16;
+    repeated int64 ts_millisecond_values = 17;
+    repeated int64 ts_microsecond_values = 18;
+    repeated int64 ts_nanosecond_values = 19;
+  }
+  // The array of non-null values in this column.
+  //
+  // For example: suppose there is a column "foo" that contains some int32 values (1, 2, 3, 4, 5, null, 7, 8, 9, null);
+  //   column:
+  //     column_name: foo
+  //     semantic_type: Tag
+  //     values: 1, 2, 3, 4, 5, 7, 8, 9
+  //     null_masks: 00100000 00000010
+  Values values = 3;
+
+  // Mask maps the positions of null values.
+  // If a bit in null_mask is 1, it indicates that the column value at that position is null.
+  bytes null_mask = 4;
+
+  // Helpful in creating vector from column.
+  ColumnDataType datatype = 5;
+}
+
+message ColumnDef {
+  string name = 1;
+  ColumnDataType datatype = 2;
+  bool is_nullable = 3;
+  bytes default_constraint = 4;
+}
+
+enum ColumnDataType {
+  BOOLEAN = 0;
+  INT8 = 1;
+  INT16 = 2;
+  INT32 = 3;
+  INT64 = 4;
+  UINT8 = 5;
+  UINT16 = 6;
+  UINT32 = 7;
+  UINT64 = 8;
+  FLOAT32 = 9;
+  FLOAT64 = 10;
+  BINARY = 11;
+  STRING = 12;
+  DATE = 13;
+  DATETIME = 14;
+  TIMESTAMP_SECOND = 15;
+  TIMESTAMP_MILLISECOND = 16;
+  TIMESTAMP_MICROSECOND = 17;
+  TIMESTAMP_NANOSECOND = 18;
+}