@Override
public ReturnState dropTable(RpcController controller, TableIdentifierProto request)
throws ServiceException {
String dbName = request.getDatabaseName();
String tbName = request.getTableName();
if (linkedMetadataManager.existsDatabase(dbName)) {
return errInsufficientPrivilege("drop a table in database '" + dbName + "'");
}
if (metaDictionary.isSystemDatabase(dbName)) {
return errInsufficientPrivilege("drop a table in database '" + dbName + "'");
}
wlock.lock();
try {
store.dropTable(dbName, tbName);
LOG.info(
String.format(
"relation \"%s\" is deleted from the catalog (%s)",
CatalogUtil.getCanonicalTableName(dbName, tbName), bindAddressStr));
return OK;
} catch (Throwable t) {
printStackTraceIfError(LOG, t);
return returnError(t);
} finally {
wlock.unlock();
}
}
@Override
public ReturnState createDatabase(RpcController controller, CreateDatabaseRequest request) {
String databaseName = request.getDatabaseName();
String tablespaceName = request.getTablespaceName();
if (linkedMetadataManager.existsDatabase(request.getDatabaseName())) {
return errDuplicateDatabase(request.getDatabaseName());
}
// check virtual database manually because catalog actually does not contain them.
if (metaDictionary.isSystemDatabase(databaseName)) {
return errDuplicateDatabase(databaseName);
}
wlock.lock();
try {
store.createDatabase(databaseName, tablespaceName);
LOG.info(String.format("database \"%s\" is created", databaseName));
return OK;
} catch (Throwable t) {
printStackTraceIfError(LOG, t);
return returnError(t);
} finally {
wlock.unlock();
}
}
@Override
public ReturnState createTable(RpcController controller, TableDescProto request) {
String[] splitted = CatalogUtil.splitFQTableName(request.getTableName());
String dbName = splitted[0];
String tbName = splitted[1];
if (linkedMetadataManager.existsDatabase(dbName)) {
return errInsufficientPrivilege("drop a table in database '" + dbName + "'");
}
if (metaDictionary.isSystemDatabase(dbName)) {
return errInsufficientPrivilege("create a table in database '" + dbName + "'");
}
wlock.lock();
try {
store.createTable(request);
LOG.info(
String.format(
"relation \"%s\" is added to the catalog (%s)",
CatalogUtil.getCanonicalTableName(dbName, tbName), bindAddressStr));
return OK;
} catch (Throwable t) {
printStackTraceIfError(LOG, t);
return returnError(t);
} finally {
wlock.unlock();
}
}
@Override
public ReturnState createTablespace(RpcController controller, CreateTablespaceRequest request) {
final String tablespaceName = request.getTablespaceName();
final String uri = request.getTablespaceUri();
wlock.lock();
try {
store.createTablespace(tablespaceName, uri);
LOG.info(String.format("tablespace \"%s\" (%s) is created", tablespaceName, uri));
return OK;
} catch (Throwable t) {
printStackTraceIfError(LOG, t);
return returnError(t);
} finally {
wlock.unlock();
}
}