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fix drop with memory engine

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This commit is contained in:
Nikita Mikhaylov 2019-08-12 15:56:10 +03:00
parent fd4638aa64
commit fafbd2b188
1 changed files with 5 additions and 4 deletions
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9
dbms/src/Interpreters/InterpreterDropQuery.cpp
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@ -94,18 +94,19 @@ BlockIO InterpreterDropQuery::executeToTable(String & database_name_, String & t
const auto prev_metadata_name = database_and_table.first->getMetadataPath() + escapeForFileName(database_and_table.second->getTableName()) + ".sql";
const auto drop_metadata_name = database_and_table.first->getMetadataPath() + escapeForFileName(database_and_table.second->getTableName()) + ".sql.tmp_drop";
//Try to rename metadata file and delete the data
try
{
Poco::File(prev_metadata_name).renameTo(drop_metadata_name);
//Memory database has no metadata on disk
if (database_and_table.first->getEngineName() != "Memory")
Poco::File(prev_metadata_name).renameTo(drop_metadata_name);
/// Delete table data
database_and_table.second->drop();
}
catch (...)
{
try
{
if (database_and_table.first->getEngineName() != "Memory")
Poco::File(drop_metadata_name).renameTo(prev_metadata_name);
} catch (...) {}
throw;
}