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data: tweaked refresh for performance

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This commit is contained in:
malte_langkabel
2016-03-21 15:29:19 +01:00
parent eab703cb0d
commit 6743336f03
2 changed files with 18 additions and 13 deletions
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src/lib/data/SqliteStorage.cpp
+17 -13
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@@ -232,8 +232,11 @@ void SqliteStorage::removeElementsWithLocationInFiles(const std::vector<Id>& fil
).c_str());
m_database.execDML((
"DELETE FROM element WHERE element.id IN (" + utility::join(utility::toStrings(elementIds), ',') + ") AND element.id NOT IN "
"( SELECT source_location.element_id FROM source_location WHERE source_location.element_id == element.id );"
"DELETE FROM element WHERE "
"element.id IN (" + utility::join(utility::toStrings(elementIds), ',') + ") " // skip all elements that dont have a matching id.
"AND element.id NOT IN ("
"SELECT source_location.element_id FROM source_location WHERE source_location.element_id == element.id LIMIT 1"
");" // delete all elements that dont have a source location. This query is executed for each element that passed the first test.
).c_str());
}
@@ -402,23 +405,14 @@ StorageNode SqliteStorage::getNodeById(Id id) const
{
if (id != 0)
{
std::vector<StorageNode> nodes = getAllNodes("WHERE id == " + std::to_string(id));
if (nodes.size())
{
return nodes[0];
}
return getFirstNode("WHERE id == " + std::to_string(id));
}
return StorageNode(0, 0, 0, definitionTypeToInt(DEFINITION_NONE));
}
StorageNode SqliteStorage::getNodeBySerializedName(const std::string& serializedName) const
{
std::vector<StorageNode> nodes = getAllNodes("WHERE serialized_name == '" + serializedName + "'"); // Todo: use getfirstnode here
if (nodes.size() > 0)
{
return nodes[0];
}
return StorageNode(0, 0, "", definitionTypeToInt(DEFINITION_NONE));
return getFirstNode("WHERE serialized_name == '" + serializedName + "'");
}
std::vector<StorageNode> SqliteStorage::getNodesByIds(const std::vector<Id>& nodeIds) const
@@ -973,3 +967,13 @@ std::vector<StorageNode> SqliteStorage::getAllNodes(const std::string& query) co
}
return nodes;
}
StorageNode SqliteStorage::getFirstNode(const std::string& query) const
{
std::vector<StorageNode> nodes = getAllNodes(query + " LIMIT 1");
if (nodes.size() > 0)
{
return nodes[0];
}
return StorageNode(0, 0, "", definitionTypeToInt(DEFINITION_NONE));
}