static public Dictionary <string, SqlParameter> GetParameters(Guid dataID,
tgProviderSpecificMetadata providerMetadata, tgColumnMetadataCollection columns)
{
lock (parameterCache)
{
if (!parameterCache.ContainsKey(dataID))
{
// The Parameters for this Table haven't been cached yet, this is a one time operation
Dictionary <string, SqlParameter> types = new Dictionary <string, SqlParameter>();
SqlParameter param1;
foreach (tgColumnMetadata col in columns)
{
tgTypeMap typeMap = providerMetadata.GetTypeMap(col.PropertyName);
if (typeMap != null)
{
string nativeType = typeMap.NativeType;
SqlDbType dbType = Cache.NativeTypeToDbType(nativeType);
param1 = new SqlParameter(Delimiters.Param + col.PropertyName, dbType, 0, col.PropertyName);
param1.SourceColumn = col.Name;
switch (dbType)
{
case SqlDbType.BigInt:
case SqlDbType.Decimal:
case SqlDbType.Float:
case SqlDbType.Int:
case SqlDbType.Money:
case SqlDbType.Real:
case SqlDbType.SmallMoney:
case SqlDbType.TinyInt:
case SqlDbType.SmallInt:
param1.Size = (int)col.CharacterMaxLength;
param1.Precision = (byte)col.NumericPrecision;
param1.Scale = (byte)col.NumericScale;
break;
case SqlDbType.DateTime:
param1.Precision = 23;
param1.Scale = 3;
break;
case SqlDbType.SmallDateTime:
param1.Precision = 16;
break;
case SqlDbType.Udt:
SetUdtTypeNameToAvoidMonoError(param1, typeMap);
break;
}
types[col.Name] = param1;
}
}
parameterCache[dataID] = types;
}
}
return(parameterCache[dataID]);
}
