public void UpdateConnection(
Int64 parentQueryId,
DynamicConnection connection
)
{
if (!this.ReadOnly)
{
var fields = new List<Field> {
this.CreateField(ParentQueryIdFn, parentQueryId),
this.CreateField(QueryIdFn, connection.QueryId),
this.CreateField(ConnectionNameField, connection.Name),
this.CreateField(ConnectionTypeField, connection.Type),
this.CreateField(IsOdbcConnectionField, connection.IsOdbc)
};
var row = this.NewRow();
foreach (var field in fields)
{
row.Values.Add(field.Item1, field.Item2);
}
this.InsertOrUpdateRow(row, this.BeforeRowUpdate, this.BeforeRowAdd);
}
}
private void SaveDynamicConnections(
TemplateNodeInfo templateNode,
MultyQueryResultInfo queriesResult
)
{
foreach (TemplateNodeResultItem templateNodeResultItem in queriesResult.List)
{
TemplateNodeQueryInfo queryInfo = templateNodeResultItem.TemplateNodeQuery;
TemplateNodeInfo templateNodeClone = templateNode;
if (queryInfo.ConnectionsSelectId != null)
{
QueryResultInfo queryResult = templateNodeResultItem.QueryResult;
foreach (InstanceInfo instanceInfo in templateNodeClone.ConnectionGroup.Connections)
{
Int64? destParentQueryId = this.CurrentStorage.QueryDirectory.GetQueryId(
templateNode,
queryInfo,
instanceInfo,
DateTime.Now,
false
);
foreach (KeyValuePair<InstanceInfo, QueryInstanceResultInfo> queryInstanceResultInfo in queryResult.InstancesResult)
{
InstanceInfo selectConnectionInstance = queryInstanceResultInfo.Key;
Int64? dynamicQueryId = this.CurrentStorage.QueryDirectory.GetQueryId(
templateNodeClone,
queryInfo,
selectConnectionInstance,
DateTime.Now,
false
);
if (destParentQueryId == null)
{
continue;
}
DynamicConnection dynamicConnection = new DynamicConnection(
selectConnectionInstance.Name,
selectConnectionInstance.Type.ToString(),
selectConnectionInstance.IsODBC,
dynamicQueryId
);
this.CurrentStorage.DynamicConnectionDirectory.UpdateConnection(
destParentQueryId.Value,
dynamicConnection
);
}
}
}
}
}
public QueryResultInfo ExecuteConnectionsSelectQuery(
TemplateNodeQueryInfo queryInfo,
ConnectionGroupInfo connectionGroup,
List<QueryInfo> queries,
int maxthreadCount
)
{
const string colConnectionName = "ConnectionName";
const string colConnectionType = "ConnectionType";
const string colConnectionIsOdbc = "IsOdbcConnection";
IStorageManager storageManager = this._model.GetVaultProcessor(connectionGroup);
CurrentStorage storage = storageManager.CurrentStorage;
TemplateNodeQueryInfo connectionsQueryInfo = queryInfo.GetParentConnectionSelectQuery();
List<QueryInfo> connectionsQueries = this._model.GetQueryByTemplateNodeQueryInfo(connectionsQueryInfo);
QueryResultInfo connectionsQueryResult = ExecuteQuery(
connectionGroup,
connectionsQueries,
QueryExecutionParams.CreateFrom(connectionsQueryInfo),
maxthreadCount
);
QueryResultInfo queryResult = new QueryResultInfo();
foreach (KeyValuePair<InstanceInfo, QueryInstanceResultInfo> resultInfo in connectionsQueryResult.InstancesResult)
{
QueryInstanceResultInfo instanceResult = resultInfo.Value;
if (instanceResult.ErrorInfo == null)
{
InstanceInfo mainConnection = resultInfo.Key;
Int64? parentQueryId = storage.QueryDirectory.GetQueryId(
queryInfo.TemplateNode,
queryInfo,
mainConnection,
DateTime.Now,
false
);
List<DynamicConnection> dynamicConnections = new List<DynamicConnection>();
foreach (KeyValuePair<string, QueryDatabaseResultInfo> databaseResultInfo in instanceResult.DatabasesResult)
{
QueryDatabaseResultInfo queryDatabaseResultInfo = databaseResultInfo.Value;
DataTable[] dataTables = queryDatabaseResultInfo.DataTables;
if (dataTables != null)
{
foreach (DataTable dataTable in dataTables)
{
bool colConnectionNameExists = dataTable.Columns.Contains(colConnectionName);
bool colConnectionTypeExists = dataTable.Columns.Contains(colConnectionType);
bool colConnectionOdbcExists = dataTable.Columns.Contains(colConnectionIsOdbc);
foreach (DataRow row in dataTable.Rows)
{
string connectionName = colConnectionNameExists ? row[colConnectionName].ToString() : string.Empty;
string connectionType = colConnectionTypeExists ? row[colConnectionType].ToString() : QuerySource.MSSQL.ToString();
bool isOdbcConnection = false;
if (colConnectionOdbcExists)
{
bool.TryParse(row[colConnectionIsOdbc].ToString(), out isOdbcConnection);
}
QuerySource sourceType;
if (!Enum.TryParse(connectionType, true, out sourceType))
{
sourceType = QuerySource.MSSQL;
}
InstanceInfo selectConnectionInstance = InstanceInfoResolver.ResolveDynamicInstance(
connectionName,
sourceType,
isOdbcConnection
);
selectConnectionInstance.ConnectionGroup = connectionGroup;
if (selectConnectionInstance.IsEnabled)
{
var query = queries.FirstOrDefault(
x => x.Source == (selectConnectionInstance.Type) || x.Source == QuerySource.SQLite
);
if (query == null)
{
continue;
}
InstanceVersion ver = selectConnectionInstance.InitServerProperties(
storage,
this._model.Settings.SqlTimeout
).Version;
QueryItemInfo queryItem = query.Items.GetQueryItemForVersion(ver);
QueryInstanceResultInfo instanceResultInfo = GetConnectionSelectResults(
selectConnectionInstance,
query,
queryItem,
queryInfo
);
queryResult.AddInstanceResult(instanceResultInfo);
Int64? dynamicQueryId = storage.QueryDirectory.GetQueryId(
queryInfo.TemplateNode,
queryInfo,
selectConnectionInstance,
DateTime.Now,
false
);
if (parentQueryId.HasValue && dynamicQueryId.HasValue)
{
DynamicConnection dynamicConnection = new DynamicConnection(
connectionName,
connectionType,
isOdbcConnection,
dynamicQueryId
);
dynamicConnections.Add(dynamicConnection);
}
}
}
}
}
}
if (dynamicConnections.Count > 0)
{
Int64 pqId = parentQueryId.Value;
DynamicConnectionDirectory dynamicConnectionDirectory = storage.DynamicConnectionDirectory;
dynamicConnectionDirectory.RemoveConnections(pqId);
dynamicConnectionDirectory.UpdateConnections(pqId, dynamicConnections);
}
}
}
return queryResult;
}
