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shared: sqlitesearch: Remove subquery for content search

Forráskód böngészése 
The subquery only works for boolean retrieval, its
ordering is irrelevant. Thus, use INNER JOIN instead
and order by rank by default.
This commit is contained in:
Albert S. 2021-03-07 22:23:12 +01:00
szülő 0b321e0de1
commit cfed88e135
1 fájl változott, egészen pontosan 19 új sor hozzáadva és 5 régi sor törölve
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24
shared/sqlitesearch.cpp
Fájl megtekintése

@ -125,6 +125,7 @@ QPair<QString, QVector<QString>> SqliteSearch::createSql(const Token &token)
QSqlQuery SqliteSearch::makeSqlQuery(const QSSQuery &query)
{
QString whereSql;
QString joinSql;
QVector<QString> bindValues;
bool isContentSearch = query.getTokensMask() & FILTER_CONTENT == FILTER_CONTENT;
if(query.getTokens().isEmpty())
@ -134,19 +135,32 @@ QSqlQuery SqliteSearch::makeSqlQuery(const QSSQuery &query)
for(const Token &token : query.getTokens())
{
auto sql = createSql(token);
whereSql += sql.first;
bindValues.append(sql.second);
if(token.type == FILTER_CONTENT_CONTAINS)
{
joinSql += " INNER JOIN content_fts ON content.id = content_fts.ROWID ";
whereSql += " content_fts.content MATCH ? ";
bindValues.append(token.value);
}
else
{
auto sql = createSql(token);
whereSql += sql.first;
bindValues.append(sql.second);
}
}
QString prepSql;
QString sortSql = createSortSql(query.getSortConditions());
if(isContentSearch)
{
if(sortSql.isEmpty())
{
sortSql = "ORDER BY rank";
}
prepSql =
"SELECT file.path AS path, group_concat(content.page) AS pages, file.mtime AS mtime, file.size AS size, "
"file.filetype AS filetype FROM file INNER JOIN content ON file.id = content.fileid WHERE 1=1 AND " +
whereSql + " GROUP BY file.path " + sortSql;
"file.filetype AS filetype FROM file INNER JOIN content ON file.id = content.fileid " + joinSql+
" WHERE 1=1 AND " +whereSql + " GROUP BY file.path " + sortSql;
}
else
{