private void AutoCreateTablesIfBrandNew()
{
if (!_databaseSettings.AutomaticCreateTable)
{
return;
}
_databaseEngine.GetDatabaseNames().ForEach(databaseName => {
TransactionContext transactionContext = BeginTransaction(databaseName, IsolationLevel.Serializable);
try
{
SystemInfo sys = _databaseEngine.GetSystemInfo(databaseName, transactionContext.Transaction);
//表明是新数据库
if (sys.Version == 0)
{
if (_databaseSettings.Version != 1)
{
Rollback(transactionContext);
throw new DatabaseException($"Database:{databaseName} does not exists, database Version must be 1");
}
CreateTablesByDatabase(databaseName, transactionContext);
_databaseEngine.UpdateSystemVersion(databaseName, 1, transactionContext.Transaction);
}
Commit(transactionContext);
}
catch (Exception ex)
{
Rollback(transactionContext);
throw new DatabaseException($"Auto Create Table Failed, Database:{databaseName}, Reason:{ex.Message}", ex);
}
});
}
