public PartitionSchema(
RangeSchema rangeSchema,
List <HashBucketSchema> hashBucketSchemas,
KuduSchema schema)
{
RangeSchema = rangeSchema;
HashBucketSchemas = hashBucketSchemas;
bool isSimple = hashBucketSchemas.Count == 0 &&
rangeSchema.ColumnIds.Count == schema.PrimaryKeyColumnCount;
if (isSimple)
{
int i = 0;
foreach (int id in rangeSchema.ColumnIds)
{
if (schema.GetColumnIndex(id) != i++)
{
isSimple = false;
break;
}
}
}
IsSimpleRangePartitioning = isSimple;
}
/// <summary>
/// Encodes the provided row into a range partition key.
/// </summary>
/// <param name="row">The row to encode.</param>
/// <param name="rangeSchema">The range partition schema.</param>
public static byte[] EncodeRangePartitionKey(
PartialRow row, RangeSchema rangeSchema)
{
int maxSize = CalculateMaxPrimaryKeySize(row);
Span <byte> buffer = stackalloc byte[maxSize];
EncodeColumns(row, rangeSchema.ColumnIds, buffer, out int bytesWritten);
return(buffer.Slice(0, bytesWritten).ToArray());
}
