public static ColumnSchema FromProtobuf(ColumnSchemaPB columnSchemaPb)
{
var type = (KuduType)columnSchemaPb.Type;
var typeAttributes = columnSchemaPb.TypeAttributes.ToTypeAttributes();
var defaultValue = columnSchemaPb.HasWriteDefaultValue
? KuduEncoder.DecodeDefaultValue(
type, typeAttributes, columnSchemaPb.WriteDefaultValue.Span)
: null;
return(new ColumnSchema(
columnSchemaPb.Name,
type,
columnSchemaPb.IsKey,
columnSchemaPb.IsNullable,
defaultValue,
columnSchemaPb.CfileBlockSize,
(EncodingType)columnSchemaPb.Encoding,
(CompressionType)columnSchemaPb.Compression,
typeAttributes,
columnSchemaPb.Comment));
}
private static ColumnSchemaPB ToColumnSchemaPb(
ColumnSchema columnSchema, bool isDeleted)
{
var type = isDeleted
? DataType.IsDeleted
: (DataType)columnSchema.Type;
var columnSchemaPb = new ColumnSchemaPB
{
Name = columnSchema.Name,
Type = type,
IsNullable = columnSchema.IsNullable,
// Set isKey to false on the passed ColumnSchema.
// This allows out of order key columns in projections.
IsKey = false,
TypeAttributes = columnSchema.TypeAttributes.ToTypeAttributesPb()
};
ProtobufHelper.CopyDefaultValueToPb(columnSchema, columnSchemaPb);
return(columnSchemaPb);
}
