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Fixed problem with MySQL: it was possible for one thread to use an incomplete list of column names if another thread was creating the list at the same time. Now this is thread-safe.

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This commit is contained in:
Oren Hurvitz
2012-04-23 18:39:23 +03:00
committed by Justin Clark-Casey (justincc)
parent c70e85a327
commit da5fd53702
3 changed files with 37 additions and 21 deletions
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6
OpenSim/Data/MySQL/MySQLGenericTableHandler.cs
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@@ -91,15 +91,17 @@ namespace OpenSim.Data.MySQL
if (m_ColumnNames != null)
return;
m_ColumnNames = new List<string>();
List<string> columnNames = new List<string>();
DataTable schemaTable = reader.GetSchemaTable();
foreach (DataRow row in schemaTable.Rows)
{
if (row["ColumnName"] != null &&
(!m_Fields.ContainsKey(row["ColumnName"].ToString())))
m_ColumnNames.Add(row["ColumnName"].ToString());
columnNames.Add(row["ColumnName"].ToString());
}
m_ColumnNames = columnNames;
}
public virtual T[] Get(string field, string key)