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Code Issues Releases Wiki Activity

ircd::db: Update comment.

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This commit is contained in:
Jason Volk 2018-01-18 00:20:22 -08:00
parent a9dabd661b
commit d436861aed
1 changed files with 2 additions and 9 deletions
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11
include/ircd/db/column.h
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@ -70,14 +70,7 @@ namespace ircd::db
/// that makes this object easier to work with, pass around, and construct. It will
/// find the real `database::column` at any time.
///
/// [GET] If the data is not cached, your ircd::context will yield. Note that the
/// request may be posted to a separate thread which incurs the time of IO. This is
/// because RocksDB has minimalist origins and is not yet asynchronous.
///
/// + In the future, your ircd::context will still yield but the internals here will
/// interleave pending contexts. If RocksDB is clever enough to expose actual file
/// descriptors or something we can interleave on, similar to the pgsql API, we can
/// remove the IO/offload thread as well.
/// [GET] If the data is not cached, your ircd::context will yield.
///
/// [SET] usually occur without yielding your context because the DB is oriented
/// around write-log appends. It deals with the heavier tasks later in background.
@ -85,7 +78,7 @@ namespace ircd::db
/// NOTE that the column and cell structs are type-agnostic. The database is capable of
/// storing binary data in the key or the value for a cell. The string_view will work
/// with both a normal string and binary data, so this class is not a template and
/// offers no conversions at this level. see: value.h/object.h
/// offers no conversions at this interface.
///
struct ircd::db::column
{