public static string GenerateUSPHIS()
{
string result = "";
DataClassesDataContext dc = new DataClassesDataContext();
var lstMetas = (from p in dc.V_ATTRIBUTE select p).ToList();
var lstTables = (from p in lstMetas select new { p.TABLE_NAME, p.RECORDSOURCE }).ToList();
StringBuilder sb = new StringBuilder();
sb.AppendLine("USE " + Common.GetPSADatabaseName());
sb.AppendLine("GO;");
sb.AppendLine();
string PK = "";
//Table
foreach (var itemTable in lstTables.Distinct())
{
PK = (from p in dc.V_ATTRIBUTE where p.TABLE_NAME == itemTable.TABLE_NAME && p.PK == true select p.COLUMN_NAME).ToList()[0];
sb.AppendLine("CREATE PROCEDURE [" + itemTable.RECORDSOURCE + "].[USP_" + itemTable.TABLE_NAME + "_HIS]");
sb.AppendLine("AS");
sb.AppendLine("BEGIN");
sb.AppendLine("\tDECLARE @VALIDFROM AS DATETIME;");
sb.AppendLine("\tDECLARE @VALIDTO AS DATETIME;");
sb.AppendLine("\tDECLARE @DEFAULTVALIDTO AS DATETIME;");
//sb.AppendLine("\tDECLARE @DEFAULTVALIDTO AS DATETIME;");
sb.AppendLine("\tDECLARE @LOGSOURCE AS NVARCHAR(100);");
sb.AppendLine("\tSET @VALIDFROM = GETDATE();");
sb.AppendLine("\tSET @VALIDTO = GETDATE();");
sb.AppendLine("\tSET @DEFAULTVALIDTO = '2199-12-31';");
sb.AppendLine("\tSET @LOGSOURCE = N'STAGE.dbo.USP_" + itemTable.TABLE_NAME + "_HIS';");
sb.AppendLine("");
sb.AppendLine("\tEXEC META.dbo.USP_WRITELOG N'Start to load " + itemTable.TABLE_NAME + "_HIS', @LOGSOURCE, N'N';");
sb.AppendLine("");
sb.AppendLine("\tBEGIN TRY");
sb.AppendLine("\t\tBEGIN TRAN;");
sb.AppendLine("\t\t\tINSERT INTO [dbo].[" + itemTable.TABLE_NAME + "_HIS]");
sb.AppendLine("\t\t\tSELECT");
//Fields
var lstColumns = (from p in lstMetas where p.TABLE_NAME == itemTable.TABLE_NAME where p.PK == true || p.BK == true || p.DI == true select p).ToList();
foreach (var itemColumn in lstColumns)
{
sb.AppendLine("\t\t\t\t[" + itemColumn.COLUMN_NAME + "],");
}
sb.AppendLine("\t\t\t\t[HD],");
sb.AppendLine("\t\t\t\t[INSERT TIME],");
sb.AppendLine("\t\t\t\t[VALID FROM],");
sb.AppendLine("\t\t\t\t[VALID TO],");
sb.AppendLine("\t\t\t\t[IS CURRENT]");
sb.AppendLine("\t\t\tFROM");
sb.AppendLine("\t\t\t(");
sb.AppendLine("\t\t\t\tMERGE [dbo].[" + itemTable.TABLE_NAME + "_HIS] AS TARGET");
sb.AppendLine("\t\t\t\tUSING [dbo].[" + itemTable.TABLE_NAME + "_STG] AS SOURCE");
sb.AppendLine("\t\t\t\t\tON TARGET." + PK + " = SOURCE." + PK + "");
sb.AppendLine("\t\t\t\tWHEN MATCHED AND SOURCE.HD <> TARGET.HD THEN");
sb.AppendLine("\t\t\t\t--Existing data, UPDATE BRANCH, update old data, then using OUTPUT to insert new data.");
sb.AppendLine("\t\t\t\t\tUPDATE SET TARGET.[VALID TO] = @VALIDTO,");
sb.AppendLine("\t\t\t\t\tTARGET.[IS CURRENT] = 0");
sb.AppendLine("\t\t\t\t\t--New data, INSERT BRANCH");
sb.AppendLine("\t\t\t\tWHEN NOT MATCHED BY TARGET THEN");
sb.AppendLine("\t\t\t\t\tINSERT");
sb.AppendLine("\t\t\t\t\t(");
foreach (var itemColumn in lstColumns)
{
sb.AppendLine("\t\t\t\t\t\t[" + itemColumn.COLUMN_NAME + "],");
}
sb.AppendLine("\t\t\t\t\t\t[HD],");
sb.AppendLine("\t\t\t\t\t\t[INSERT TIME],");
sb.AppendLine("\t\t\t\t\t\t[VALID FROM],");
sb.AppendLine("\t\t\t\t\t\t[VALID TO],");
sb.AppendLine("\t\t\t\t\t\t[IS CURRENT]");
sb.AppendLine("\t\t\t\t\t)");
sb.AppendLine("\t\t\t\t\tVALUES");
sb.AppendLine("\t\t\t\t\t(");
foreach (var itemColumn in lstColumns)
{
sb.AppendLine("\t\t\t\t\t\tSOURCE.[" + itemColumn.COLUMN_NAME + "],");
}
sb.AppendLine("\t\t\t\t\t\tSOURCE.HD,");
sb.AppendLine("\t\t\t\t\t\tGETDATE(),");
sb.AppendLine("\t\t\t\t\t\t@VALIDFROM,");
//sb.AppendLine("\t\t\t\t\t\t@VALIDTO,");
sb.AppendLine("\t\t\t\t\t\t@DEFAULTVALIDTO,");
sb.AppendLine("\t\t\t\t\t\t1");
sb.AppendLine("\t\t\t\t\t)");
sb.AppendLine("\t\t\t\t--Data deleted by source, DELETE BRANCH, update old data");
sb.AppendLine("\t\t\t\tWHEN NOT MATCHED BY SOURCE THEN");
sb.AppendLine("\t\t\t\t\tUPDATE SET TARGET.[VALID TO] = @VALIDTO,");
sb.AppendLine("\t\t\t\t\tTARGET.[IS CURRENT] = 0");
sb.AppendLine("\t\t\t\tOUTPUT $action AS MERGE_ACTION,");
foreach (var itemColumn in lstColumns)
{
sb.AppendLine("\t\t\t\t\tSOURCE.[" + itemColumn.COLUMN_NAME + "],");
}
sb.AppendLine("\t\t\t\t\tSOURCE.[HD],");
sb.AppendLine("\t\t\t\t\tSOURCE.[INSERT TIME],");
sb.AppendLine("\t\t\t\t\t@VALIDFROM AS [VALID FROM],");
sb.AppendLine("\t\t\t\t\t@DEFAULTVALIDTO AS [VALID TO],");
sb.AppendLine("\t\t\t\t\t1 AS [IS CURRENT]");
sb.AppendLine("\t\t\t\t) MERGE_OUTPUT");
sb.AppendLine("\t\t\tWHERE MERGE_OUTPUT.MERGE_ACTION = 'UPDATE';");
sb.AppendLine("");
sb.AppendLine("\t\tEXEC META.dbo.USP_WRITELOG N'Finish to load " + itemTable.TABLE_NAME + "_HIS', @LOGSOURCE, N'N';");
sb.AppendLine("\t\tCOMMIT TRAN;");
sb.AppendLine("\tEND TRY");
sb.AppendLine("\tBEGIN CATCH");
sb.AppendLine("\t\tROLLBACK TRAN;");
sb.AppendLine("\t\tDECLARE @ERROR_MESSAGE AS NVARCHAR(4000);");
sb.AppendLine("\t\tSET @ERROR_MESSAGE = N'Failed to load " + itemTable.TABLE_NAME + "_HIS' + ISNULL(ERROR_MESSAGE(), '');");
sb.AppendLine("\t\tEXEC META.dbo.USP_WRITELOG @ERROR_MESSAGE, @LOGSOURCE, N'E';");
sb.AppendLine("\tEND CATCH");
sb.AppendLine("\tEND;");
sb.AppendLine("GO");
sb.AppendLine("");
sb.AppendLine("");
}
result = sb.ToString();
return(result);
}
/// <summary>
/// Load Meta data to container
/// </summary>
public static void LoadMetaAttribute()
{
DataClassesDataContext dc = new DataClassesDataContext();
string strHASHDUMMY = Common.GetHASHDUMMY();
var lstMetas = (from p in dc.V_ATTRIBUTE select p).ToList();
//DV LINK tables
var lstDVLINKTables = (from p in lstMetas where string.IsNullOrEmpty(p.DV_LINK_TABLENAME) == false select new { p.DV_LINK_TABLENAME, p.RECORDSOURCE, p.TABLE_NAME }).ToList();
//DV HUB tables
var lstDVHUBTables = (from p in lstMetas where string.IsNullOrEmpty(p.DV_HUB_TABLENAME) == false select new { p.DV_HUB_TABLENAME, p.RECORDSOURCE, p.TABLE_NAME }).ToList();
//DV SAT tables
var lstDVSATTables = (from p in lstMetas where string.IsNullOrEmpty(p.DV_SAT_TABLENAME) == false select new { p.DV_SAT_TABLENAME, p.RECORDSOURCE, p.TABLE_NAME }).ToList();
MetaAttribute = new Metadata();
MetaAttribute.PSADatabaseName = Common.GetPSADatabaseName();
MetaAttribute.COREDatabaseName = Common.GetDVDatabaseName();
MetaAttribute.HashTail = Common.GetHASHDUMMY();
//LINK Tables
foreach (var itemTable in lstDVLINKTables.Distinct())
{
DVMetaTable mtObj = new DVMetaTable();
mtObj.FK = (from p in dc.V_ATTRIBUTE
where p.DV_LINK_TABLENAME == itemTable.DV_LINK_TABLENAME && p.FK == true
select new DVField()
{
FieldName = p.COLUMN_NAME, FieldType = Common.FieldTypeGenerate(p.DATA_TYPE, p.CHARACTER_MAXIMUM_LENGTH, p.NUMERIC_PRECISION, p.NUMERIC_SCALE)
}).ToList();
mtObj.RecordSource = itemTable.RECORDSOURCE;
mtObj.PSASchemaName = itemTable.RECORDSOURCE;
mtObj.TableName = itemTable.DV_LINK_TABLENAME;
mtObj.PSATableName = itemTable.TABLE_NAME;
MetaAttribute.DVLINKMTA.Add(mtObj);
}
//HUB Tables
foreach (var itemTable in lstDVHUBTables.Distinct())
{
DVMetaTable mtObj = new DVMetaTable();
mtObj.PK = (from p in dc.V_ATTRIBUTE
where p.DV_HUB_TABLENAME == itemTable.DV_HUB_TABLENAME && p.PK == true
select new DVField()
{
PSAFieldName = p.COLUMN_NAME, FieldName = p.DV_COLUMN_NAME ?? p.COLUMN_NAME, FieldType = Common.FieldTypeGenerate(p.DATA_TYPE, p.CHARACTER_MAXIMUM_LENGTH, p.NUMERIC_PRECISION, p.NUMERIC_SCALE)
}).ToList();
mtObj.RecordSource = itemTable.RECORDSOURCE;
mtObj.PSASchemaName = itemTable.RECORDSOURCE;
mtObj.TableName = itemTable.DV_HUB_TABLENAME;
mtObj.PSATableName = itemTable.TABLE_NAME;
MetaAttribute.DVHUBMTA.Add(mtObj);
}
//SAT Tables
foreach (var itemTable in lstDVSATTables.Distinct())
{
DVMetaTable mtObj = new DVMetaTable();
mtObj.PK = (from p in dc.V_ATTRIBUTE
where p.DV_SAT_TABLENAME == itemTable.DV_SAT_TABLENAME && p.PK == true
select new DVField()
{
FieldName = p.COLUMN_NAME, FieldType = Common.FieldTypeGenerate(p.DATA_TYPE, p.CHARACTER_MAXIMUM_LENGTH, p.NUMERIC_PRECISION, p.NUMERIC_SCALE)
}).ToList();
mtObj.DI = (from p in dc.V_ATTRIBUTE
where p.DV_SAT_TABLENAME == itemTable.DV_SAT_TABLENAME && p.DI == true
select new DVField()
{
FieldName = p.COLUMN_NAME, FieldType = Common.FieldTypeGenerate(p.DATA_TYPE, p.CHARACTER_MAXIMUM_LENGTH, p.NUMERIC_PRECISION, p.NUMERIC_SCALE)
}).ToList();
mtObj.RecordSource = itemTable.RECORDSOURCE;
mtObj.PSASchemaName = itemTable.RECORDSOURCE;
mtObj.TableName = itemTable.DV_SAT_TABLENAME;
mtObj.PSATableName = itemTable.TABLE_NAME;
MetaAttribute.DVSATMTA.Add(mtObj);
}
}
public static string GenerateUSPSTG()
{
string result = "";
string strHASHDUMMY = Common.GetHASHDUMMY();
DataClassesDataContext dc = new DataClassesDataContext();
var lstMetas = (from p in dc.V_ATTRIBUTE select p).ToList();
var lstTables = (from p in lstMetas select new { p.TABLE_NAME, p.RECORDSOURCE }).ToList();
StringBuilder sb = new StringBuilder();
sb.AppendLine("USE " + Common.GetPSADatabaseName());
sb.AppendLine("GO;");
sb.AppendLine();
//Table
foreach (var itemTable in lstTables.Distinct())
{
sb.AppendLine("CREATE PROCEDURE [" + itemTable.RECORDSOURCE + "].[USP_" + itemTable.TABLE_NAME + "_STG]");
sb.AppendLine("AS");
sb.AppendLine("\tBEGIN");
sb.AppendLine("\tDECLARE @LOGSOURCE AS NVARCHAR(100);");
sb.AppendLine("\tSET @LOGSOURCE = N'STAGE.dbo.USP_" + itemTable.TABLE_NAME + "_HIS';");
sb.AppendLine("\tEXEC META.dbo.USP_WRITELOG N'Start to load " + itemTable.TABLE_NAME + "_HIS', @LOGSOURCE, N'N';");
sb.AppendLine("");
sb.AppendLine("\tBEGIN TRY");
sb.AppendLine("\t\tBEGIN TRAN;");
sb.AppendLine("\t\t\tTRUNCATE TABLE [STAGE].[dbo].[" + itemTable.TABLE_NAME + "_STG];");
sb.AppendLine("");
sb.AppendLine("\t\t\tINSERT INTO [STAGE].[dbo].[" + itemTable.TABLE_NAME + "_STG]");
sb.AppendLine("\t\t\tSELECT");
//Fields
var lstColumns = (from p in lstMetas where p.TABLE_NAME == itemTable.TABLE_NAME where p.PK == true || p.BK == true || p.DI == true select p).ToList();
foreach (var itemColumn in lstColumns)
{
sb.AppendLine("\t\t\t\t[" + itemColumn.COLUMN_NAME + "],");
}
sb.AppendLine("\t\t\t\tCONVERT(");
sb.AppendLine("\t\t\t\tCHAR(32),");
sb.AppendLine("\t\t\t\tHASHBYTES(");
sb.AppendLine("\t\t\t\t'MD5',");
int n = lstColumns.Count;
int pt = 0;
foreach (var itemColumn in lstColumns)
{
pt++;
if (itemColumn.PK == true)
{
continue;
}
if (pt == 1)
{
sb.AppendLine("\t\t\t\t\tISNULL(TRIM(CONVERT(NVARCHAR(255), [" + itemColumn.COLUMN_NAME + "])), N'') + N'" + strHASHDUMMY + "'");
}
else
{
sb.AppendLine("\t\t\t\t\t+ ISNULL(TRIM(CONVERT(NVARCHAR(255), [" + itemColumn.COLUMN_NAME + "])), N'') + N'" + strHASHDUMMY + "'");
}
}
sb.AppendLine("\t\t\t\t),");
sb.AppendLine("\t\t\t\t2");
sb.AppendLine("\t\t\t\t) AS HD,");
sb.AppendLine("\t\t\t\tGETDATE() AS [INSERT TIME]");
sb.AppendLine("\t\t\tFROM [STAGE].[dbo].[" + itemTable.TABLE_NAME + "];");
sb.AppendLine("\t\tCOMMIT TRAN;");
sb.AppendLine("\tEND TRY");
sb.AppendLine("\tBEGIN CATCH");
sb.AppendLine("\t\tROLLBACK TRAN;");
sb.AppendLine("\t\tDECLARE @ERROR_MESSAGE AS NVARCHAR(4000);");
sb.AppendLine("\t\tSET @ERROR_MESSAGE = N'Failed to load " + itemTable.TABLE_NAME + "_HIS' + ISNULL(ERROR_MESSAGE(), '');");
sb.AppendLine("\t\tEXEC META.dbo.USP_WRITELOG @ERROR_MESSAGE, @LOGSOURCE, N'E';");
sb.AppendLine("\tEND CATCH");
sb.AppendLine("");
sb.AppendLine("END;");
sb.AppendLine("GO");
sb.AppendLine("");
sb.AppendLine("");
}
result = sb.ToString();
return(result);
}
