ChertCompact Namespace Reference

Classes
struct	CursorGt
struct	MergeCursor
class	PostlistCursor
class	PostlistCursorGt

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, ChertTable *out, vector< Xapian::docid >::const_iterator offset, vector< ChertTable *>::const_iterator b, vector< ChertTable *>::const_iterator e, Xapian::docid last_docid)
static void	merge_spellings (ChertTable *out, vector< ChertTable *>::const_iterator b, vector< ChertTable *>::const_iterator e)
static void	merge_synonyms (ChertTable *out, vector< ChertTable *>::const_iterator b, vector< ChertTable *>::const_iterator e)
static void	multimerge_postlists (Xapian::Compactor *compactor, ChertTable *out, const char *tmpdir, vector< ChertTable *> tmp, vector< Xapian::docid > off, Xapian::docid last_docid)
static void	merge_docid_keyed (ChertTable *out, const vector< ChertTable *> &inputs, const vector< Xapian::docid > &offset)

Function Documentation

encode_valuestats()

static string ChertCompact::encode_valuestats ( Xapian::doccount  freq, const string &  lbound, const string &  ubound  )

static

Definition at line 180 of file chert_compact.cc.

References pack_string(), and pack_uint().

Referenced by merge_postlists().

is_doclenchunk_key()

static bool ChertCompact::is_doclenchunk_key ( const string &  key )

inlinestatic

Definition at line 79 of file chert_compact.cc.

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

is_metainfo_key()

static bool ChertCompact::is_metainfo_key ( const string &  key )

inlinestatic

Definition at line 55 of file chert_compact.cc.

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

is_user_metadata_key()

static bool ChertCompact::is_user_metadata_key ( const string &  key )

inlinestatic

Definition at line 61 of file chert_compact.cc.

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

is_valuechunk_key()

static bool ChertCompact::is_valuechunk_key ( const string &  key )

inlinestatic

Definition at line 73 of file chert_compact.cc.

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

is_valuestats_key()

static bool ChertCompact::is_valuestats_key ( const string &  key )

inlinestatic

Definition at line 67 of file chert_compact.cc.

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

merge_docid_keyed()

static void ChertCompact::merge_docid_keyed ( ChertTable *  out, const vector< ChertTable *> &  inputs, const vector< Xapian::docid > &  offset  )

static

Definition at line 729 of file chert_compact.cc.

References ChertTable::add(), C_pack_uint_preserving_sort(), C_unpack_uint_preserving_sort(), ChertCursor::current_key, ChertCursor::current_tag, ChertTable::empty(), ChertCursor::find_entry(), ChertCursor::next(), and ChertCursor::read_tag().

Referenced by ChertDatabase::compact().

merge_postlists()

static void ChertCompact::merge_postlists ( Xapian::Compactor *  compactor, ChertTable *  out, vector< Xapian::docid >::const_iterator  offset, vector< ChertTable *>::const_iterator  b, vector< ChertTable *>::const_iterator  e, Xapian::docid  last_docid  )

static

Definition at line 194 of file chert_compact.cc.

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

Referenced by ChertDatabase::compact(), and multimerge_postlists().

merge_spellings()

static void ChertCompact::merge_spellings ( ChertTable *  out, vector< ChertTable *>::const_iterator  b, vector< ChertTable *>::const_iterator  e  )

static

Definition at line 478 of file chert_compact.cc.

References ChertTable::add(), PrefixCompressedStringWriter::append(), PrefixCompressedStringItor::at_end(), ChertCursor::current_key, ChertCursor::current_tag, ChertTable::empty(), ChertCursor::next(), pack_uint_last(), ChertCursor::read_tag(), and unpack_uint_last().

Referenced by ChertDatabase::compact().

merge_synonyms()

static void ChertCompact::merge_synonyms ( ChertTable *  out, vector< ChertTable *>::const_iterator  b, vector< ChertTable *>::const_iterator  e  )

static

Definition at line 587 of file chert_compact.cc.

References ChertTable::add(), ByteLengthPrefixedStringItor::at_end(), ChertCursor::current_key, ChertCursor::current_tag, ChertTable::empty(), MAGIC_XOR_VALUE, ChertCursor::next(), and ChertCursor::read_tag().

Referenced by ChertDatabase::compact().

multimerge_postlists()

static void ChertCompact::multimerge_postlists ( Xapian::Compactor *  compactor, ChertTable *  out, const char *  tmpdir, vector< ChertTable *>  tmp, vector< Xapian::docid >  off, Xapian::docid  last_docid  )

static

Definition at line 668 of file chert_compact.cc.

References ChertTable::commit(), ChertTable::create_and_open(), ChertTable::flush_db(), and merge_postlists().

Referenced by ChertDatabase::compact().