Exemple #1
0
func (q *Query) Cursor(in toolkit.M) (dbox.ICursor, error) {
	var e error

	dbname := q.Connection().Info().Database
	cursor := dbox.NewCursor(new(Cursor))

	session := q.Session()
	cursor.(*Cursor).session = session

	// driverName := q.GetDriverDB()
	driverName := q.Connection().(*Connection).GetDriver()
	// driverName = "oracle"
	var QueryString string

	/*
		parts will return E - map{interface{}}interface{}
		where each interface{} returned is slice of interfaces --> []interface{}
	*/
	quyerParts := q.Parts()
	c := crowd.From(&quyerParts)
	groupParts := c.Group(func(x interface{}) interface{} {
		return x.(*dbox.QueryPart).PartType
	}, nil).Exec()
	parts := map[interface{}]interface{}{}
	if len(groupParts.Result.Data().([]crowd.KV)) > 0 {
		for _, kv := range groupParts.Result.Data().([]crowd.KV) {
			parts[kv.Key] = kv.Value
		}
	}

	fromParts, hasFrom := parts[dbox.QueryPartFrom]
	procedureParts, hasProcedure := parts["procedure"]
	freeQueryParts, hasFreeQuery := parts["freequery"]

	if hasFrom {
		tablename := ""
		tablename = fromParts.([]*dbox.QueryPart)[0].Value.(string)

		selectParts, hasSelect := parts[dbox.QueryPartSelect]
		var attribute string
		incAtt := 0
		if hasSelect {
			for _, sl := range selectParts.([]*dbox.QueryPart) {
				for _, fid := range sl.Value.([]string) {
					if incAtt == 0 {
						attribute = fid
					} else {
						attribute = attribute + ", " + fid
					}
					incAtt++
				}
			}
		} else {
			_, hasUpdate := parts[dbox.QueryPartUpdate]
			_, hasInsert := parts[dbox.QueryPartInsert]
			_, hasDelete := parts[dbox.QueryPartDelete]
			_, hasSave := parts[dbox.QueryPartSave]

			if hasUpdate || hasInsert || hasDelete || hasSave {
				return nil, errorlib.Error(packageName, modQuery, "Cursor",
					"Valid operation for a cursor is select only")
			}
		}

		aggrParts, hasAggr := parts[dbox.QueryPartAggr]

		var aggrExpression string
		if hasAggr {
			incAtt := 0
			// for _, aggr := range aggrParts.([]interface{}) {
			for _, aggr := range aggrParts.([]*dbox.QueryPart) {
				// qp := aggr.(*dbox.QueryPart)
				/* isi qp :  &{AGGR {$sum 1 Total Item}}*/
				aggrInfo := aggr.Value.(dbox.AggrInfo)
				/* isi Aggr Info :  {$sum 1 Total Item}*/

				if incAtt == 0 {
					aggrExpression = strings.Replace(aggrInfo.Op, "$", "", 1) + "(" +
						cast.ToString(aggrInfo.Field) + ")" + " as \"" + aggrInfo.Alias + "\""
				} else {
					aggrExpression += ", " + strings.Replace(aggrInfo.Op, "$", "", 1) + "(" +
						cast.ToString(aggrInfo.Field) + ")" + " as \"" + aggrInfo.Alias + "\""
				}
				incAtt++
			}
			/* isi Aggr Expression :  sum(1) as 'Total Item', max(amount) as 'Max Amount', avg(amount) as 'Average Amount'*/
		}

		var where interface{}
		whereParts, hasWhere := parts[dbox.QueryPartWhere]
		if hasWhere {
			fb := q.Connection().Fb()
			for _, p := range whereParts.([]*dbox.QueryPart) {
				fs := p.Value.([]*dbox.Filter)
				for _, f := range fs {
					if in != nil {
						f = rdbms.ReadVariable(f, in)
					}
					fb.AddFilter(f)
				}
			}
			where, e = fb.Build()
			if e != nil {
				return nil, errorlib.Error(packageName, modQuery, "Cursor",
					e.Error())
			}
		}

		var orderExpression string
		orderParts, hasOrder := parts[dbox.QueryPartOrder]
		if hasOrder {
			qp := orderParts.([]*dbox.QueryPart)[0]
			for i, fid := range qp.Value.([]string) {
				if i == 0 {
					if string(fid[0]) == "-" {
						orderExpression = strings.Replace(fid, "-", "", 1) + " DESC"
					} else {
						orderExpression = fid + " ASC"
					}
				} else {
					if string(fid[0]) == "-" {
						orderExpression += ", " + strings.Replace(fid, "-", "", 1) + " DESC"
					} else {
						orderExpression += ", " + fid + " ASC"
					}
				}
			}
			// for _, oval := range orderParts.([]interface{}) {
			// 	qp := oval.(*dbox.QueryPart)
			// 	for i, fid := range qp.Value.([]string) {
			// 		if i == 0 {
			// 			if string(fid[0]) == "-" {
			// 				orderExpression = strings.Replace(fid, "-", "", 1) + " DESC"
			// 			} else {
			// 				orderExpression = fid + " ASC"
			// 			}
			// 		} else {
			// 			if string(fid[0]) == "-" {
			// 				orderExpression += ", " + strings.Replace(fid, "-", "", 1) + " DESC"
			// 			} else {
			// 				orderExpression += ", " + fid + " ASC"
			// 			}
			// 		}
			// 	}
			// }
		}

		skip := 0
		skipParts, hasSkip := parts[dbox.QueryPartSkip]
		if hasSkip {
			skip = skipParts.([]*dbox.QueryPart)[0].Value.(int)
		}

		take := 0
		takeParts, hasTake := parts[dbox.QueryPartTake]
		if hasTake {
			take = takeParts.([]*dbox.QueryPart)[0].Value.(int)
		}

		partGroup, hasGroup := parts[dbox.QueryPartGroup]
		var groupExpression string
		if hasGroup {
			for _, aggr := range partGroup.([]*dbox.QueryPart) {
				// qp := aggr.(*dbox.QueryPart)
				groupValue := aggr.Value.([]string)
				for i, val := range groupValue {
					if i == 0 {
						groupExpression += val
					} else {
						groupExpression += ", " + val
					}
				}
			}
			/* isi group expression :  GROUP BY nama*/
		}

		if dbname != "" && tablename != "" && e != nil && skip == 0 && take == 0 && where == nil {

		}
		if hasAggr {
			if hasSelect && attribute != "" {
				QueryString = "SELECT " + attribute + ", " + aggrExpression + " FROM " + tablename
			} else {
				QueryString = "SELECT " + aggrExpression + " FROM " + tablename
			}

		} else {
			if attribute == "" {
				QueryString = "SELECT * FROM " + tablename
			} else {
				QueryString = "SELECT " + attribute + " FROM " + tablename
			}
		}

		if hasWhere {
			QueryString += " WHERE " + cast.ToString(where)
		}
		if hasGroup {
			QueryString += " GROUP BY " + groupExpression
		}
		if hasOrder {
			QueryString += " ORDER BY " + orderExpression
		}

		if driverName == "mysql" {
			if hasSkip && hasTake {
				QueryString += " LIMIT " + cast.ToString(take) +
					" OFFSET " + cast.ToString(skip)
			} else if hasSkip && !hasTake {
				QueryString += " LIMIT " + cast.ToString(9999999) +
					" OFFSET " + cast.ToString(skip)
			} else if hasTake && !hasSkip {
				QueryString += " LIMIT " + cast.ToString(take)
			}
		} else if driverName == "mssql" {
			if hasSkip && hasTake {
				QueryString += " OFFSET " + cast.ToString(skip) + " ROWS FETCH NEXT " +
					cast.ToString(take) + " ROWS ONLY "
			} else if hasSkip && !hasTake {
				QueryString += " OFFSET " + cast.ToString(skip) + " ROWS"
			} else if hasTake && !hasSkip {
				top := "SELECT TOP " + cast.ToString(take) + " "
				QueryString = strings.Replace(QueryString, "SELECT", top, 1)
			}
			fmt.Println(" :: ", QueryString)
		} else if driverName == "oracle" {
			if hasSkip && hasTake {
				QueryString = "SELECT " + attribute + ", rownum as rnum FROM (" + QueryString +
					") where rownum <= " + cast.ToString(take+skip) + ")"
				QueryString = "SELECT " + attribute + " FROM (" + QueryString + " WHERE rnum > " + cast.ToString(skip)

			} else if hasSkip && !hasTake {
				QueryString = "SELECT " + attribute + ", rownum as rnum FROM (" + QueryString + "))"
				QueryString = "SELECT " + attribute + " FROM (" + QueryString + " WHERE rnum > " + cast.ToString(skip)

			} else if hasTake && !hasSkip {
				QueryString = "SELECT " + attribute + ", rownum as rnum FROM (" + QueryString +
					") where rownum <= " + cast.ToString(take) + ")"
				QueryString = "SELECT " + attribute + " FROM (" + QueryString
			}
		} else if driverName == "postgres" {
			if hasSkip && hasTake {
				QueryString += " LIMIT " + cast.ToString(take) +
					" OFFSET " + cast.ToString(skip)
			} else if hasSkip && !hasTake {
				QueryString += " LIMIT ALL" +
					" OFFSET " + cast.ToString(skip)
			} else if hasTake && !hasSkip {
				QueryString += " LIMIT " + cast.ToString(take)
			}
		}
		// toolkit.Println("driverName : ", driverName, " == >", QueryString)
		var querystmt string
		if where != nil {
			querystmt = "select count(*) from " + tablename +
				" where " + cast.ToString(where)
		} else {
			querystmt = "select count(*) from " + tablename
		}

		/*populate fetch.count*/
		var rowCount int

		rows, _ := cursor.(*Cursor).session.Query(querystmt)
		for rows.Next() {
			rows.Scan(&rowCount)
		}

		if rowCount <= skip {
			rowCount = 0
		} else {
			rowCount -= skip
		}
		if rowCount >= take && take > 0 {
			rowCount = take
		}
		cursor.(*Cursor).count = rowCount

		/*assign cursor.QueryString*/
		cursor.(*Cursor).QueryString = QueryString
	} else if hasProcedure {
		procCommand := procedureParts.([]*dbox.QueryPart)[0].Value.(interface{})

		spName := procCommand.(toolkit.M)["name"].(string) + " "
		params, hasParam := procCommand.(toolkit.M)["parms"]
		orderparam, hasOrder := procCommand.(toolkit.M)["orderparam"]
		ProcStatement := ""

		if driverName == "mysql" {
			paramstring := ""
			if hasParam && hasOrder {
				paramToolkit := params.(toolkit.M)
				orderString := orderparam.([]string)
				for i := 0; i < len(paramToolkit); i++ {
					if i == 0 {
						if strings.Contains(orderString[i], "@@") {
							paramstring = "(" + strings.Replace(orderString[i], "@@", "@", 1)
						} else if rdbms.StringValue(paramToolkit[orderString[i]], driverName) != "''" {
							paramstring = "(" + rdbms.StringValue(paramToolkit[orderString[i]], driverName)

						} else {
							paramstring = "("
						}

					} else {
						if strings.Contains(orderString[i], "@@") {
							paramstring += ", " + strings.Replace(orderString[i], "@@", "@", 1)
						} else {
							paramstring += ", " + rdbms.StringValue(paramToolkit[orderString[i]], driverName)

						}
					}
				}

			} else if hasParam && !hasOrder {
				return nil, errorlib.Error(packageName, modQuery, "procedure", "please provide order parameter")
			} else {
				paramstring = "("
			}
			paramstring += ");"

			ProcStatement = "CALL " + spName + paramstring
		} else if driverName == "mssql" {
			paramstring := ""
			incParam := 0
			if hasParam {
				for key, val := range params.(toolkit.M) {
					if key != "" {
						if incParam == 0 {
							paramstring = key + " = " + rdbms.StringValue(val, driverName) + ""

						} else {
							paramstring += ", " + key + " = " + rdbms.StringValue(val, driverName) + ""
						}
						incParam += 1
					}
				}
				paramstring += ";"
			}

			ProcStatement = "EXECUTE " + spName + paramstring
		} else if driverName == "oracle" {
			var paramstring string
			var variable string
			var isEmpty bool
			if hasParam && hasOrder {
				paramToolkit := params.(toolkit.M)
				orderString := orderparam.([]string)
				for i := 0; i < len(paramToolkit); i++ {
					if i == 0 {
						if strings.Contains(orderString[i], "@@") {
							variable = "var " + strings.Replace(orderString[i], "@@", "", 1) +
								" " + cast.ToString(paramToolkit[orderString[i]]) + ";"
							paramstring = "(" + strings.Replace(orderString[i], "@@", ":", 1)
							isEmpty = false
						} else if rdbms.StringValue(paramToolkit[orderString[i]], driverName) != "''" {
							paramstring = "(" + rdbms.StringValue(paramToolkit[orderString[i]], driverName)
							isEmpty = false
						}

					} else {
						if strings.Contains(orderString[i], "@@") {
							variable += "var " + strings.Replace(orderString[i], "@@", "", 1) +
								" " + cast.ToString(paramToolkit[orderString[i]]) + ";"
							paramstring += ", " + strings.Replace(orderString[i], "@@", ":", 1)
						} else {
							paramstring += ", " + rdbms.StringValue(paramToolkit[orderString[i]], driverName)

						}
					}
				}
				if !isEmpty {
					paramstring += ");"
				}
			} else if hasParam && !hasOrder {
				return nil, errorlib.Error(packageName, modQuery, "procedure", "please provide order parameter")
			}

			ProcStatement = variable + "EXECUTE " + spName + paramstring

		} else if driverName == "postgres" {
			paramstring := ""
			if hasParam && hasOrder {
				paramToolkit := params.(toolkit.M)
				orderString := orderparam.([]string)
				for i := 0; i < len(paramToolkit); i++ {
					if i == 0 {
						if strings.Contains(orderString[i], "@@") {
							paramstring = "(" + strings.Replace(orderString[i], "@@", "@", 1)
						} else if rdbms.StringValue(paramToolkit[orderString[i]], driverName) != "''" {
							paramstring = "(" + rdbms.StringValue(paramToolkit[orderString[i]], driverName)

						} else {
							paramstring = "("
						}

					} else {
						if strings.Contains(orderString[i], "@@") {
							paramstring += ", " + strings.Replace(orderString[i], "@@", "@", 1)
						} else {
							paramstring += ", " + rdbms.StringValue(paramToolkit[orderString[i]], driverName)

						}
					}

					// fmt.Println("Print value order", paramstring)
				}

			} else if hasParam && !hasOrder {

				return nil, errorlib.Error(packageName, modQuery, "procedure", "please provide order parameter")

			} else {
				paramstring = "("
			}
			paramstring += ")"

			ProcStatement = "SELECT " + spName + paramstring
		}

		cursor.(*Cursor).QueryString = ProcStatement

		// fmt.Println("Proc Statement : ", ProcStatement)
	} else if hasFreeQuery {
		querySyntax := freeQueryParts.([]*dbox.QueryPart)[0].Value.(interface{})
		syntax := querySyntax.(toolkit.M)["syntax"].(string)
		cursor.(*Cursor).QueryString = syntax
	}
	return cursor, nil
}
Exemple #2
0
func (q *Query) prepare(in toolkit.M) (output toolkit.M, e error) {
	output = toolkit.M{}
	quyerParts := q.Parts()
	c := crowd.From(&quyerParts)

	groupParts := c.Group(func(x interface{}) interface{} {
		return x.(*dbox.QueryPart).PartType
	}, nil).Exec()

	parts := map[interface{}]interface{}{}
	if len(groupParts.Result.Data().([]crowd.KV)) > 0 {
		for _, kv := range groupParts.Result.Data().([]crowd.KV) {
			parts[kv.Key] = kv.Value
		}
	}

	//return nil, errorlib.Error(packageName, modQuery, "prepare", "asdaa")
	//fmt.Printf("Query parts: %s\n", toolkit.JsonString(q.Parts()))
	fromParts, hasFrom := parts[dbox.QueryPartFrom]
	if hasFrom == false {
		return nil, err.Error(packageName, "Query", "prepare", "Invalid table name")
	}
	tablename := fromParts.([]*dbox.QueryPart)[0].Value.(string)
	output.Set("tablename", tablename)
	q.jsonPath = filepath.Join(q.Connection().(*Connection).folder, tablename+".json")

	skip := 0
	if skipParts, hasSkip := parts[dbox.QueryPartSkip]; hasSkip {
		skip = skipParts.([]*dbox.QueryPart)[0].
			Value.(int)
	}
	output.Set("skip", skip)

	take := 0
	if takeParts, has := parts[dbox.QueryPartTake]; has {
		take = takeParts.([]*dbox.QueryPart)[0].
			Value.(int)
	}
	output.Set("take", take)

	var aggregate bool
	aggrParts, hasAggr := parts[dbox.QueryPartAggr]
	aggrExpression := toolkit.M{}
	if hasAggr {
		aggregate = true
		aggrElements := func() []*dbox.QueryPart {
			var qps []*dbox.QueryPart
			for _, v := range aggrParts.([]*dbox.QueryPart) {
				qps = append(qps, v)
			}
			return qps
		}()
		for _, el := range aggrElements {
			aggr := el.Value.(dbox.AggrInfo)
			aggrExpression.Set(aggr.Alias, toolkit.M{}.Set(aggr.Op, aggr.Field))
		}
	}

	partGroup, hasGroup := parts[dbox.QueryPartGroup]
	if hasGroup {
		aggregate = true
		groups := func() toolkit.M {
			s := toolkit.M{}
			for _, v := range partGroup.([]*dbox.QueryPart) {
				gs := v.Value.([]string)
				for _, g := range gs {
					if strings.TrimSpace(g) != "" {
						s.Set(g, "$"+g)
					}
				}
			}
			return s
		}()
		if len(groups) == 0 {
			aggrExpression.Set("_id", "")
		} else {
			aggrExpression.Set("_id", groups)
		}
	}

	output.Set("aggregate", aggregate)
	output.Set("aggrExpression", aggrExpression)

	var fields []string
	selectParts, hasSelect := parts[dbox.QueryPartSelect]
	if hasSelect {
		for _, sl := range selectParts.([]*dbox.QueryPart) {
			// qp := sl.(*dbox.QueryPart)
			for _, fid := range sl.Value.([]string) {
				fields = append(fields, fid)
			}
		}
		output.Set("commandtype", dbox.QueryPartSelect)
	} else {
		_, hasUpdate := parts[dbox.QueryPartUpdate]
		_, hasInsert := parts[dbox.QueryPartInsert]
		_, hasDelete := parts[dbox.QueryPartDelete]
		_, hasSave := parts[dbox.QueryPartSave]

		if hasInsert {
			output.Set("commandtype", dbox.QueryPartInsert)
		} else if hasUpdate {
			output.Set("commandtype", dbox.QueryPartUpdate)
		} else if hasDelete {
			output.Set("commandtype", dbox.QueryPartDelete)
		} else if hasSave {
			output.Set("commandtype", dbox.QueryPartSave)
		} else {
			output.Set("commandtype", dbox.QueryPartSelect)
		}
	}
	output.Set("fields", fields)

	var sort []string
	sortParts, hasSort := parts[dbox.QueryPartOrder]
	if hasSort {
		sort = []string{}
		for _, sl := range sortParts.([]*dbox.QueryPart) {
			// qp := sl.(*dbox.QueryPart)
			for _, fid := range sl.Value.([]string) {
				sort = append(sort, fid)
			}
		}
	}
	output.Set("sort", sort)

	var filters []*dbox.Filter
	whereParts, hasWhere := parts[dbox.QueryPartWhere]
	if hasWhere {
		for _, p := range whereParts.([]*dbox.QueryPart) {
			fs := p.Value.([]*dbox.Filter)
			for _, f := range fs {
				if in != nil {
					f = rdbms.ReadVariable(f, in)
				}
				filters = append(filters, f)
			}
		}
	}
	output.Set("where", filters)
	return
}
Exemple #3
0
func (q *Query) prepare(in toolkit.M) (out toolkit.M, e error) {
	out = toolkit.M{}

	quyerParts := q.Parts()
	c := crowd.From(&quyerParts)
	groupParts := c.Group(func(x interface{}) interface{} {
		return x.(*dbox.QueryPart).PartType
	}, nil).Exec()

	parts := map[interface{}]interface{}{}
	if len(groupParts.Result.Data().([]crowd.KV)) > 0 {
		for _, kv := range groupParts.Result.Data().([]crowd.KV) {
			parts[kv.Key] = kv.Value
		}
	}

	_, hasUpdate := parts[dbox.QueryPartUpdate]
	_, hasInsert := parts[dbox.QueryPartInsert]
	_, hasDelete := parts[dbox.QueryPartDelete]
	_, hasSave := parts[dbox.QueryPartSave]
	_, hasFrom := parts[dbox.QueryPartFrom]
	procedureParts, hasProcedure := parts["procedure"]

	var tableName string
	if hasFrom {
		fromParts, _ := parts[dbox.QueryPartFrom]
		tableName = fromParts.([]*dbox.QueryPart)[0].Value.(string)
	} else {

		return nil, err.Error(packageName, "Query", "prepare", "Invalid table name")
	}
	out.Set("tableName", tableName)

	if freeQueryParts, hasFreeQuery := parts["freequery"]; hasFreeQuery {
		var syntax string
		qsyntax := freeQueryParts.([]*dbox.QueryPart)[0].Value.(interface{})
		syntax = qsyntax.(toolkit.M)["syntax"].(string)
		out.Set("freequery", syntax)
		out.Set("cmdType", dbox.QueryPartSelect)
	} else if hasInsert || hasUpdate || hasDelete || hasSave {
		if hasUpdate {
			out.Set("cmdType", dbox.QueryPartUpdate)
		} else if hasInsert {
			out.Set("cmdType", dbox.QueryPartInsert)
		} else if hasDelete {
			out.Set("cmdType", dbox.QueryPartDelete)
		} else if hasSave {
			out.Set("cmdType", dbox.QueryPartSave)
		}

		var where interface{}
		whereParts, hasWhere := parts[dbox.QueryPartWhere]
		if hasWhere {
			fb := q.Connection().Fb()
			for _, p := range whereParts.([]*dbox.QueryPart) {
				fs := p.Value.([]*dbox.Filter)
				for _, f := range fs {
					fb.AddFilter(f)
				}
			}

			where, e = fb.Build()
			if e != nil {

			}
			out.Set("where", where)
		}

		var dataM toolkit.M
		var dataMs []toolkit.M

		hasData := in.Has("data")
		var dataIsSlice bool
		if hasData {
			data := in.Get("data")
			if toolkit.IsSlice(data) {
				dataIsSlice = true
				e = toolkit.Unjson(toolkit.Jsonify(data), dataMs)
				if e != nil {
					return nil, err.Error(packageName, modQuery, "Exec: ", "Data encoding error: "+e.Error())
				}
			} else {
				dataM, e = toolkit.ToM(data)
				dataMs = append(dataMs, dataM)
				if e != nil {
					return nil, err.Error(packageName, modQuery, "Exec: ", "Data encoding error: "+e.Error())
				}
			}

			var id string
			var idVal interface{}
			if where == nil {
				id, idVal = toolkit.IdInfo(data)
				if id != "" {
					where = id + " = " + StringValue(idVal, "non")
				}
				out.Set("where", where)
			}

			if !dataIsSlice {
				var fields string
				var values string
				var setUpdate string
				var inc int
				for field, val := range dataM {
					stringval := StringValue(val, "non")
					if inc == 0 {
						fields = "(" + field
						values = "(" + stringval
						setUpdate = field + " = " + stringval
					} else {
						fields += ", " + field
						values += ", " + stringval
						setUpdate += ", " + field + " = " + stringval
					}
					inc++
				}
				fields += ")"
				values += ")"
				if hasInsert || hasSave {
					out.Set("fields", fields)
					out.Set("values", values)
				}
				if hasUpdate || hasSave {
					out.Set("setUpdate", setUpdate)
				}
			}
		}
	} else if hasProcedure {
		cmd := procedureParts.([]*dbox.QueryPart)[0].Value.(interface{})

		spName := cmd.(toolkit.M)["name"].(string) + " "
		params, hasParams := cmd.(toolkit.M)["params"]
		orderparam, hasOrder := cmd.(toolkit.M)["orderparam"]
		ProcStatement := ""
		toolkit.Println(spName, params, hasParams, orderparam, hasOrder, ProcStatement)

	} else {
		var selectField string
		incAtt := 0
		if selectParts, hasSelect := parts[dbox.QueryPartSelect]; hasSelect {
			for _, sl := range selectParts.([]*dbox.QueryPart) {
				for _, fid := range sl.Value.([]string) {
					if incAtt == 0 {
						selectField = fid
					} else {
						selectField = selectField + ", " + fid
					}
					incAtt++
				}
			}
		}
		out.Set("cmdType", dbox.QueryPartSelect)
		out.Set("selectField", selectField)

		///
		/// not yet iimplement
		var aggrExp string
		if aggrParts, hasAggr := parts[dbox.QueryPartAggr]; hasAggr {
			incAtt := 0
			for _, aggr := range aggrParts.([]*dbox.QueryPart) {
				/* isi qp :  &{AGGR {$sum 1 Total Item}}*/
				aggrInfo := aggr.Value.(dbox.AggrInfo)
				/* isi Aggr Info :  {$sum 1 Total Item}*/

				if incAtt == 0 {
					aggrExp = strings.Replace(aggrInfo.Op, "$", "", 1) + "(" +
						toolkit.ToString(aggrInfo.Field) + ")" + " as \"" + aggrInfo.Alias + "\""
				} else {
					aggrExp += ", " + strings.Replace(aggrInfo.Op, "$", "", 1) + "(" +
						toolkit.ToString(aggrInfo.Field) + ")" + " as \"" + aggrInfo.Alias + "\""
				}
				incAtt++
			}
		}
		out.Set("aggr", aggrExp)

		///
		/// Where Condition
		var where interface{}
		if whereParts, hasWhere := parts[dbox.QueryPartWhere]; hasWhere {
			fb := q.Connection().Fb()
			for _, p := range whereParts.([]*dbox.QueryPart) {
				for _, f := range p.Value.([]*dbox.Filter) {
					if in != nil {
						f = rdbms.ReadVariable(f, in)
					}
					fb.AddFilter(f)
				}
			}
			where, e = fb.Build()
			if e != nil {
				return nil, err.Error(packageName, modQuery, "prepare", e.Error())
			}
		}
		out.Set("where", where)

		///
		/// Sort Condition
		var sort []string
		if sortParts, hasSort := parts[dbox.QueryPartOrder]; hasSort {
			sort = []string{}
			for _, sr := range sortParts.([]*dbox.QueryPart) {
				for _, s := range sr.Value.([]string) {
					sort = append(sort, s)
				}
			}
		}
		out.Set("sort", sort)

		///
		/// Take Condition
		take := 0
		isTake := false
		if takeParts, hasTake := parts[dbox.QueryPartTake]; hasTake {
			isTake = true
			take = takeParts.([]*dbox.QueryPart)[0].Value.(int)
		}
		out.Set("isTake", isTake)
		out.Set("take", take)

		///
		/// Skip Condition
		skip := 0
		isSkip := false
		if skipParts, hasSkip := parts[dbox.QueryPartSkip]; hasSkip {
			isSkip = true
			skip = skipParts.([]*dbox.QueryPart)[0].Value.(int)
		}
		out.Set("isSkip", isSkip)
		out.Set("skip", skip)

		///
		/// Group By Condition
		var groupExp string
		hasAggr := false
		if groupParts, hasGroup := parts[dbox.QueryPartGroup]; hasGroup {
			hasAggr = true
			for _, pg := range groupParts.([]*dbox.QueryPart) {
				for i, grValue := range pg.Value.([]string) {
					if i == 0 {
						groupExp += grValue
					} else {
						groupExp += ", " + grValue
					}
				}
			}
		}
		out.Set("group", groupExp)
		out.Set("hasAggr", hasAggr)

		///
		/// Order By Condition
		var orderExp string
		if orderParts, hasOrder := parts[dbox.QueryPartOrder]; hasOrder {
			for _, ordrs := range orderParts.([]*dbox.QueryPart) {
				for i, oVal := range ordrs.Value.([]string) {
					if i == 0 {
						if string(oVal[0]) == "-" {
							orderExp = strings.Replace(oVal, "-", "", 1) + " DESC"
						} else {
							orderExp = oVal + " ASC"
						}
					} else {
						if string(oVal[0]) == "-" {
							orderExp += ", " + strings.Replace(oVal, "-", "", 1) + " DESC"
						} else {
							orderExp += ", " + oVal + " ASC"
						}
					}
				}
			}
		}
		out.Set("order", orderExp)
	}

	return
}