protected override void VisitType(ITyped typedToken)
{
if (typedToken.DbType.HasValue)
{
State.Write(DbTypeStrings[(int)typedToken.DbType]);
}
}
internal static string BuildAggregateType(ITyped type)
{
if (type.CharLength.HasValue && type.CharLength.Value != 0)
{
return(type.DataType + "(" + type.CharLength + ")"); // VARCHAR2, CHAR2, etc.
}
else if (type.DataPrecision.HasValue)
{
if (type.DataType.StartsWith(Orcl.TIMESTAMP)) // TIMESTAMP, TIMESTAMP TZ, TIMESTAMP LTZ
{
return(type.DataType.Insert(9, "(" + type.DataPrecision + ")"));
}
else
{
return(type.DataType + "(" + type.DataPrecision + (type.DataScale > 0 ? "," + type.DataScale : "") + ")"); // a number
}
}
else if (type.DataType == Orcl.RECORD || type.DataType == Orcl.ROWTYPE)
{
return(type.OrclType.BuildDataTypeFullName(type));
}
else
{
return(type.DataType);
}
}
internal static ITranslaterType GetTranslater(ITyped dataType)
{
string dataTypeFull = String.Empty;
if (OracleTypeTranslaters.Any(t => t.IsValid(dataType)))
{
dataTypeFull = OracleTypeTranslaters.First(t => t.IsValid(dataType)).DataTypeFull;
}
else
{
dataTypeFull = dataType.OrclType.BuildDataTypeFullName(dataType);
switch (OrclUtil.NormalizeDataType(dataType)) // dynamically create custom type translaters for complex types
{
case Orcl.ASSOCIATITVE_ARRAY:
OracleTypeTranslaters.Add(new TranslaterAssociativeArray(dataTypeFull, TypeTargetForOracleAssociativeArray, dataType));
break;
case Orcl.REF_CURSOR:
if (dataType.SubType == null)
{
OracleTypeTranslaters.Add(new TranslaterRefCursorUntyped(dataTypeFull, TypeTargetForOracleRefCursor, dataType));
}
else
{
OracleTypeTranslaters.Add(new TranslaterRefCursorTyped(dataTypeFull, TypeTargetForOracleRefCursor, dataType));
}
break;
case Orcl.OBJECT:
OracleTypeTranslaters.Add(new TranslaterObjectType(dataTypeFull));
break;
case Orcl.RECORD:
OracleTypeTranslaters.Add(new TranslaterRecordType(dataTypeFull));
break;
case Orcl.ROWTYPE:
OracleTypeTranslaters.Add(new TranslaterRowtype(dataTypeFull));
break;
case Orcl.NESTED_TABLE:
OracleTypeTranslaters.Add(new TranslaterNestedTable(dataTypeFull, TypeTargetForOracleAssociativeArray, dataType));
break;
case Orcl.VARRAY:
OracleTypeTranslaters.Add(new TranslaterVarray(dataTypeFull, TypeTargetForOracleAssociativeArray, dataType));
break;
default:
OracleTypeTranslaters.Add(new TranslaterNoneType(dataTypeFull));
break;
}
}
return(OracleTypeTranslaters.First(t => t.DataTypeFull.Equals(dataTypeFull)));
}
public void NormalizePrecisionScale(ITyped dbDataType, out int?precision, out int?scale)
{
scale = null;
if (dbDataType.DataPrecision != null)
{
precision = dbDataType.DataPrecision;
}
else
{
precision = (dbDataType.DataScale == null || dbDataType.DataScale.Equals(0)) ? 6 : dbDataType.DataScale; // attr/col views store precision in "scale" column
}
}
internal static string NormalizeDataType(ITyped type)
{
string dataType = type.DataType;
dataType = OU.NormalizeDataTypeProcedureReturn(dataType);
dataType = OU.NormalizeDataTypeTimestamp(dataType);
dataType = OU.NormalizeDataTypeAggregated(dataType);
dataType = OU.NormalizeDataTypeUndefined(dataType, type);
dataType = OU.NormalizeDataTypeRowtype(dataType, type);
dataType = OU.NormalizeDataTypeFromTypeCode(dataType, type);
return(dataType);
}
public void NormalizePrecisionScale(ITyped dbDataType, out int?precision, out int?scale)
{
if (dbDataType.DataPrecision != null || dbDataType.DataScale == 0)
{
precision = dbDataType.DataPrecision ?? 38;
scale = dbDataType.DataScale ?? 0;
}
else
{
precision = null;
scale = null;
}
}
internal static void Normalize(ITyped type)
{
type.PreNormalizedValues = String.Format("DataType: {0}, DataPrecison: {1}, DataScale: {2}, CharLength: {3}",
type.DataType, type.DataPrecision.HasValue ? type.DataPrecision.ToString() : "null", type.DataScale.HasValue ? type.DataScale.ToString() : "null", type.CharLength.HasValue ? type.CharLength.ToString() : "null");
var dataTypeNormalized = NormalizeDataType(type);
type.OrclType = OrclUtil.GetType(dataTypeNormalized);
type.OrclType.NormalizePrecisionScale(type, out int?precision, out int?scale);
type.DataPrecision = precision;
type.DataScale = scale;
type.CharLength = type.OrclType.NormalizeCharLength(type);
}
protected override void VisitType(ITyped typedToken)
{
if (typedToken.DbType.HasValue)
{
if (
typedToken.DbType == CommonDbType.DateTime2 ||
typedToken.DbType == CommonDbType.DateTimeOffset ||
typedToken.DbType == CommonDbType.DateTime ||
typedToken.DbType == CommonDbType.Date ||
typedToken.DbType == CommonDbType.Time
)
{
State.Write(DbTypeStrings[(int)CommonDbType.DateTime]);
return;
}
if (
(typedToken.DbType == CommonDbType.VarChar ||
typedToken.DbType == CommonDbType.NVarChar ||
typedToken.DbType == CommonDbType.Char ||
typedToken.DbType == CommonDbType.NChar) &&
typedToken.Length.HasValue &&
typedToken.Length.Value == -1
)
{
// MySQL doesn't support VARCHAR(MAX)
State.Write(DbTypeStrings[(int)CommonDbType.Text]);
return;
}
State.Write(DbTypeStrings[(int)typedToken.DbType]);
if (typedToken.Length.HasValue)
{
State.Write(Symbols.OpenParenthesis);
var length = typedToken.Length.Value;
State.Write(length == -1
? "65535" //max lengh for mySql
: length.ToString(CultureInfo.InvariantCulture));
State.Write(Symbols.CloseParenthesis);
}
}
}
protected override void VisitType(ITyped typedToken)
{
if (typedToken.DbType.HasValue)
{
State.Write(DbTypeStrings[(int)typedToken.DbType]);
}
if (typedToken.Length.HasValue)
{
State.Write(Symbols.OpenParenthesis);
State.Write(typedToken.Length.Value == -1
? "65535" //max lengh for mySql
: typedToken.Length.Value.ToString(CultureInfo.InvariantCulture));
State.Write(Symbols.CloseParenthesis);
}
}
private static string NormalizeDataTypeFromTypeCode(string dataType, ITyped type)
{
if (!(type is Argument) && !OrclUtil.IsExistsType(dataType))
{
switch (type.Typecode) // Typecode only used for table, view, object attributes (not argument)
{
case Orcl.TYPECODE_NESTED_TABLE:
dataType = Orcl.NESTED_TABLE;
break;
case Orcl.TYPECODE_OBJECT:
dataType = Orcl.OBJECT;
break;
case Orcl.TYPECODE_ANYDATA:
dataType = Orcl.ANYDATA;
break;
case Orcl.TYPECODE_ANYDATASET:
dataType = Orcl.ANYDATASET;
break;
case Orcl.TYPECODE_ANYTYPE:
dataType = Orcl.ANYTYPE;
break;
//case Orcl.TYPECODE_LCR_DDL_RECORD:
//case Orcl.TYPECODE_LCR_PROCEDURE_RECORD:
//case Orcl.TYPECODE_LCR_ROW_RECORD:
case Orcl.TYPECODE_XMLTYPE:
default:
dataType = Orcl.XMLTYPE;
break;
//default:
// break;
}
}
return(dataType);
}
public void NormalizePrecisionScale(ITyped dbDataType, out int?precision, out int?scale)
{
_normalizer.NormalizePrecisionScale(dbDataType, out precision, out scale);
}
public int?NormalizeCharLength(ITyped dbDataType)
{
return(dbDataType.CharLength >= 1 ? dbDataType.CharLength : null);
}
public void NormalizePrecisionScale(ITyped dbDataType, out int?precision, out int?scale)
{
precision = null;
scale = null;
}
public int?NormalizeCharLength(ITyped dbDataType)
{
return(null);
}
public int?NormalizeCharLength(ITyped dbDataType)
{
return(_normalizer.NormalizeCharLength(dbDataType));
}
protected abstract void VisitType(ITyped typedToken);
internal static bool IsWholeNumberOfPrecision(ITyped dataType, int precision)
{
return(dataType.DataType == Orcl.NUMBER && dataType.DataPrecision == precision && (dataType.DataScale ?? 0) == 0);
}
public virtual string BuildDataTypeFullName(ITyped dbDataType)
{
return(dbDataType.OrclType.DataType);
}
/// <summary> /// Handle case when the DataType returned from Oracle view is "UNDEFINED" /// </summary> /// <param name="type"></param> /// <returns></returns> private static string NormalizeDataTypeUndefined(string dataType, ITyped type) => dataType == Orcl.UNDEFINED ? type.DataTypeProperName : dataType;
private static string NormalizeDataTypeRowtype(string dataType, ITyped type) => dataType == Orcl.RECORD && type.DataTypeProperName == null ? Orcl.ROWTYPE : dataType;
