BrassCompact Namespace Reference

Classes
class	PostlistCursor
class	PostlistCursorGt
struct	MergeCursor
struct	CursorGt
Functions
static bool	is_metainfo_key (const string &key)
static bool	is_user_metadata_key (const string &key)
static bool	is_valuestats_key (const string &key)
static bool	is_valuechunk_key (const string &key)
static bool	is_doclenchunk_key (const string &key)
static string	encode_valuestats (Xapian::doccount freq, const string &lbound, const string &ubound)
static void	merge_postlists (Xapian::Compactor &compactor, BrassTable *out, vector< Xapian::docid >::const_iterator offset, vector< string >::const_iterator b, vector< string >::const_iterator e, Xapian::docid last_docid)
static void	merge_spellings (BrassTable *out, vector< string >::const_iterator b, vector< string >::const_iterator e)
static void	merge_synonyms (BrassTable *out, vector< string >::const_iterator b, vector< string >::const_iterator e)
static void	multimerge_postlists (Xapian::Compactor &compactor, BrassTable *out, const char *tmpdir, Xapian::docid last_docid, vector< string > tmp, vector< Xapian::docid > off)
static void	merge_docid_keyed (const char *tablename, BrassTable *out, const vector< string > &inputs, const vector< Xapian::docid > &offset, bool lazy)

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Function Documentation

static string BrassCompact::encode_valuestats	(	Xapian::doccount	freq,
		const string &	lbound,
		const string &	ubound
	)			[static]

Definition at line 184 of file brass_compact.cc.

References pack_string(), and pack_uint().

Referenced by merge_postlists().

static bool BrassCompact::is_doclenchunk_key

(

const string &

key

)

[inline, static]

Definition at line 78 of file brass_compact.cc.

Referenced by merge_postlists(), and BrassCompact::PostlistCursor::next().

static bool BrassCompact::is_metainfo_key

(

const string &

key

)

[inline, static]

Definition at line 54 of file brass_compact.cc.

Referenced by merge_postlists(), and BrassCompact::PostlistCursor::next().

static bool BrassCompact::is_user_metadata_key

(

const string &

key

)

[inline, static]

Definition at line 60 of file brass_compact.cc.

Referenced by merge_postlists(), and BrassCompact::PostlistCursor::next().

static bool BrassCompact::is_valuechunk_key

(

const string &

key

)

[inline, static]

Definition at line 72 of file brass_compact.cc.

Referenced by merge_postlists(), and BrassCompact::PostlistCursor::next().

static bool BrassCompact::is_valuestats_key

(

const string &

key

)

[inline, static]

Definition at line 66 of file brass_compact.cc.

Referenced by merge_postlists(), and BrassCompact::PostlistCursor::next().

static void BrassCompact::merge_docid_keyed	(	const char *	tablename,
		BrassTable *	out,
		const vector< string > &	inputs,
		const vector< Xapian::docid > &	offset,
		bool	lazy
	)			[static]

Definition at line 732 of file brass_compact.cc.

References BrassTable::add(), BrassCursor::current_key, BrassCursor::current_tag, DONT_COMPRESS, BrassTable::empty(), BrassCursor::find_entry(), BrassCursor::next(), BrassTable::open(), pack_uint_preserving_sort(), BrassCursor::read_tag(), and unpack_uint_preserving_sort().

Referenced by compact_brass(), compact_chert(), and compact_flint().

static void BrassCompact::merge_postlists	(	Xapian::Compactor &	compactor,
		BrassTable *	out,
		vector< Xapian::docid >::const_iterator	offset,
		vector< string >::const_iterator	b,
		vector< string >::const_iterator	e,
		Xapian::docid	last_docid
	)			[static]

Definition at line 198 of file brass_compact.cc.

References BrassTable::add(), Assert, BrassCompact::PostlistCursor::cf, BrassTable::empty(), encode_valuestats(), BrassCompact::PostlistCursor::firstdid, is_doclenchunk_key(), is_metainfo_key(), is_user_metadata_key(), is_valuechunk_key(), is_valuestats_key(), BrassCompact::PostlistCursor::key, BrassCompact::PostlistCursor::next(), BrassTable::open(), pack_brass_postlist_key(), pack_uint(), pack_uint_last(), Xapian::Compactor::resolve_duplicate_metadata(), BrassCompact::PostlistCursor::tag, BrassCompact::PostlistCursor::tf, unpack_string(), unpack_string_preserving_sort(), unpack_uint(), and unpack_uint_last().

Referenced by compact_brass(), compact_chert(), compact_flint(), and multimerge_postlists().

static void BrassCompact::merge_spellings	(	BrassTable *	out,
		vector< string >::const_iterator	b,
		vector< string >::const_iterator	e
	)			[static]

Definition at line 477 of file brass_compact.cc.

References BrassTable::add(), PrefixCompressedStringWriter::append(), PrefixCompressedStringItor::at_end(), BrassCursor::current_key, BrassCursor::current_tag, DONT_COMPRESS, BrassTable::empty(), BrassCursor::next(), BrassTable::open(), pack_uint_last(), BrassCursor::read_tag(), and unpack_uint_last().

Referenced by compact_brass(), compact_chert(), and compact_flint().

static void BrassCompact::merge_synonyms	(	BrassTable *	out,
		vector< string >::const_iterator	b,
		vector< string >::const_iterator	e
	)			[static]

Definition at line 591 of file brass_compact.cc.

References BrassTable::add(), ByteLengthPrefixedStringItor::at_end(), BrassCursor::current_key, BrassCursor::current_tag, DONT_COMPRESS, BrassTable::empty(), MAGIC_XOR_VALUE, BrassCursor::next(), BrassTable::open(), and BrassCursor::read_tag().

Referenced by compact_brass(), compact_chert(), and compact_flint().

static void BrassCompact::multimerge_postlists	(	Xapian::Compactor &	compactor,
		BrassTable *	out,
		const char *	tmpdir,
		Xapian::docid	last_docid,
		vector< string >	tmp,
		vector< Xapian::docid >	off
	)			[static]

Definition at line 677 of file brass_compact.cc.

References BrassTable::commit(), BrassTable::create_and_open(), BrassTable::flush_db(), merge_postlists(), and unlink().

Referenced by compact_brass(), compact_chert(), and compact_flint().