diff --git a/v1/Application.cfc b/v1/Application.cfc
index 0ad430d..79a9a12 100644
--- a/v1/Application.cfc
+++ b/v1/Application.cfc
@@ -71,7 +71,7 @@
 		
 		//variables.framework.docs={};
 		variables.framework.docs.APIName="Deck API";
-		variables.framework.docs.APIVersion="0.035";
+		variables.framework.docs.APIVersion="0.036";
 		
 		variables.framework.globalHeaders = structNew();
 		variables.framework.globalHeaders["Access-Control-Expose-Headers"] = "Location"; 
diff --git a/v1/lib/rest_api_helper.cfc b/v1/lib/rest_api_helper.cfc
index 0ef242a..b25e1de 100644
--- a/v1/lib/rest_api_helper.cfc
+++ b/v1/lib/rest_api_helper.cfc
@@ -64,7 +64,9 @@
 			</cfif>
 		</cfif>
 		
-		<cfset obj[ARGUMENTS.fieldNameDecorator(local.col)]=empty2null(formatter(ARGUMENTS.query[local.col][ARGUMENTS.query.currentRow]))/>
+		<cfif queryColumnExists(ARGUMENTS.query, local.col)>
+			<cfset obj[ARGUMENTS.fieldNameDecorator(local.col)]=empty2null(formatter(ARGUMENTS.query[local.col][ARGUMENTS.query.currentRow]))/>
+		</cfif>
 		<!---*** не уверен в надежности конструкции во всех реализациях CF, контекст query передастся ли--->
 	</cfloop>	
 	
@@ -76,7 +78,8 @@
 <cffunction name="parseFilterParams"	
 	returntype="struct" 
 	output="true"
-	hint="parse and collect filter params">
+	hint="parse and collect filter params, for operators see filter_build">
+<!---e.g. duration=NEQ:2--->
 <!---*** add test for multiple values--->
 	<cfargument name="params" type="struct" required="true" />
 	
diff --git a/v1/resources/instance.cfc b/v1/resources/instance.cfc
index dde0c8c..dbf6b79 100644
--- a/v1/resources/instance.cfc
+++ b/v1/resources/instance.cfc
@@ -88,7 +88,7 @@
 				<m:field title="Начало">to_char(o.dt_start, 'YYYY-MM-DD"T"HH24:MI:SS.FF3TZHTZM') as dt_start</m:field>
 				<m:field title="Завершение">to_char(o.dt_finish, 'YYYY-MM-DD"T"HH24:MI:SS.FF3TZHTZM') as dt_finish</m:field>
 				<m:field title="Длит. сек">extract('epoch' from coalesce(o.dt_finish,CURRENT_TIMESTAMP)- o.dt_start) as duration</m:field>
-				<m:field>extract('epoch' from CURRENT_TIMESTAMP - coalesce(o.dt_finish,CURRENT_TIMESTAMP)) as seconds_passed</m:field>
+				<m:field>round(extract('epoch' from CURRENT_TIMESTAMP - coalesce(o.dt_finish,CURRENT_TIMESTAMP)),1) as seconds_passed</m:field>
 				<m:field title="Успешно">o.is_successful</m:field>
 				<m:field title="dt_created">to_char(o.dt_created, 'YYYY-MM-DD"T"HH24:MI:SS.FF3TZHTZM') as dt_created</m:field>
 			</m:field_set>	
diff --git a/v1/resources/instance_ls.cfc b/v1/resources/instance_ls.cfc
index 4c964b2..ac55a0d 100644
--- a/v1/resources/instance_ls.cfc
+++ b/v1/resources/instance_ls.cfc
@@ -7,22 +7,44 @@
 
 	<!---спецификация полей, пригодных для фильтрации (?и сортировки)--->
 	<cfset this.fieldsSpec={
-		dt_created={prefix="e", type="date"},
-		dt_updated={prefix="e", type="date"},
-		display_name={prefix="e", type="string"},
-		service_id={prefix="e", type="integer"},
-		specification_item_id={prefix="e", type="integer"},
-		contract_id={prefix="d", type="integer"},
-		specification_id={prefix="i", type="integer"},
-		svc={prefix="v", type="string"},
-		is_test={prefix="e", type="boolean"}
+		"instance_uid"={prefix="inr", type="guid"},
+		"dt_created"={prefix="inr", type="date"},
+		"dt_updated"={prefix="inr", type="date"},
+		"instance_config_dt_created"={prefix="inr", type="date"},
+		"instance_config_dt_updated"={prefix="inr", type="date"},
+		"display_name"={prefix="inr", type="string"},
+		"service_id"={prefix="inr", type="integer"},
+		"specification_item_id"={prefix="inr", type="integer"},
+		"contract_id"={prefix="inr", type="integer"},
+		"specification_id"={prefix="inr", type="integer"},
+		"svc"={prefix="inr", type="string"},
+		"code"={prefix="inr", type="string"},
+		"last_operation"={prefix="inr", type="string"},
+		"last_operation_uid"={prefix="inr", type="guid"},
+		"submit_result"={prefix="inr", type="string"},
+		"operation_dt_start"={prefix="inr", type="date"},
+		"operation_dt_finish"={prefix="inr", type="date"},
+		"duration"={prefix="inr", type="numeric"},
+		"uptime"={prefix="inr", type="numeric"},
+		"dt_deploy"={prefix="inr", type="date"},
+		"instance_data"={prefix="inr", type="string"},
+		"instance_state_uid"={prefix="inr", type="guid"},
+		"is_deleted"={prefix="inr", type="string"},<!--- not bool --->
+		"suspended"={prefix="inr", type="string"},<!--- not bool --->
+		"is_test"={prefix="inr", type="boolean"},
+		"explained_status"={prefix="inr", type="string"},
+		"version"={prefix="inr", type="integer"} 
 	}
 	/>
+	
+
+			
 
 	<cffunction name="get" hint="Список экземпляров сервисов, принадлежащих данному клиенту">
 		<cfargument name="pageSize" type="string" hint="type:integer" default="100"/>	
 		<cfargument name="page" type="string" hint="type:integer" default="1"/>	
-		<cfargument name="orderBy" type="string" hint="type:string, description:comma-separated list of fields to sort by, example:fld1.ASC,fld2.DESC,fld3.ASC" default=""/>
+		<cfargument name="orderBy" type="string" hint="type:string, description:comma-separated list of fields to sort by, example:fld1.ASC,fld2.DESC,fld3.ASC (performance not assured on arbitrary sorting)" default=""/>
+		<cfargument name="fields" type="string" hint="type:string, description:comma-separated list of fields to limit output to, empty string for default field set" default=""/>
 		<!---сюда можно воткнуть спецификацию полей для сортировки и фильтрации, но только ручками, идея компактного кода еще более отдаляется--->
 		
 		<!---parse and validate request parameters--->
@@ -30,12 +52,17 @@
 		<cftry>
 			<cfset this.helper.validateField(arguments, "pageSize", "integer")/>
 			<cfset this.helper.validateField(arguments, "page", "integer")/>
-
 			
 			<!---мы мирно игнорируем поля, отсутствующие в спецификации, что позволяет не делать исключения для orderBy и т.п.--->
 			<cfset var filter=this.helper.parseFilterParams(this.fieldsSpec)/>
-			<!--- <cfset var order=this.helper.parseOrderBy(this.fieldsSpec, arguments.orderBy)/> --->
-			<!--- <cfset var order=this.helper.parseOrderBy(this.fieldsSpec, arguments.orderBy)/> --->
+			<cfset var order=this.helper.parseOrderBy(this.fieldsSpec, arguments.orderBy)/>			
+			<cfset local.fields=""/>			
+			<cfloop collection=#this.fieldsSpec# item="fld"><cfoutput>#this.helper.snake2camel(trim(fld))#</cfoutput>
+				<cfif listFind(arguments.fields, this.helper.snake2camel(trim(fld))) 
+				OR structKeyExists(order,this.helper.snake2camel(trim(fld)))>
+					<cfset local.fields=listAppend(local.fields,trim(fld))/>
+				</cfif>
+			</cfloop>
 			
 			<cfcatch type="invalidParamValue">
 				<cfreturn representationOf(this.helper.formatBadRequestError(cfcatch)).withStatus(400)/>
@@ -52,6 +79,9 @@
 		--->
 		<cfquery name="local.qRead" result="local.result">
 			select 
+			<cfif listLen(local.fields)>#local.fields#<cfelse>*</cfif> 
+			from (
+			select
 			<m:field_set titleMapOut="local.titleMap" lengthOut="local.fieldCount">
 				<m:field>e.instance_uid::text as instance_uid</m:field>
 				<m:field>e.display_name</m:field>
@@ -74,7 +104,7 @@
 				<m:field>(select io.submit_result from instance_operation io where io.instance_uid=e.instance_uid order by dt_submit desc limit 1) as submit_result</m:field><!--- *** последняя операция может быть неуспешной, и даже не отправленой --->
 				<m:field>(select to_char(io.dt_start, 'YYYY-MM-DD"T"HH24:MI:SS.FF3TZHTZM') from instance_operation io where io.instance_uid=e.instance_uid order by dt_submit desc limit 1) as operation_dt_start</m:field>
 				<m:field>(select to_char(io.dt_finish, 'YYYY-MM-DD"T"HH24:MI:SS.FF3TZHTZM') from instance_operation io where io.instance_uid=e.instance_uid order by dt_submit desc limit 1) as operation_dt_finish</m:field>
-				<m:field>(select extract('epoch' from coalesce(io.dt_finish,CURRENT_TIMESTAMP)- io.dt_start) from instance_operation io where io.instance_uid=e.instance_uid order by dt_submit desc limit 1) as duration</m:field>
+				<m:field>(select round(extract('epoch' from coalesce(io.dt_finish,CURRENT_TIMESTAMP)- io.dt_start),1) from instance_operation io where io.instance_uid=e.instance_uid order by dt_submit desc limit 1) as duration</m:field>
 				<m:field>(select case when io.is_successful then extract('epoch' from CURRENT_TIMESTAMP - coalesce(io.dt_finish,CURRENT_TIMESTAMP)) else 0 end from instance_operation io where io.instance_uid=e.instance_uid order by dt_submit desc limit 1) as uptime</m:field>
 				<m:field>(select io.dt_finish from instance_operation io where io.instance_uid=e.instance_uid AND io.is_successful AND io.operation='create' order by dt_submit desc limit 1) as dt_deploy</m:field>
 <!--- *** не то же самое, что в DETAIL view! --->
@@ -84,8 +114,8 @@
 				<m:field>(select st.instance_data->>'isDeleted' from instance_state st where st.instance_uid=e.instance_uid order by version desc limit 1) as is_deleted</m:field>
 				<m:field>(select st.instance_data->>'suspended' from instance_state st where st.instance_uid=e.instance_uid order by version desc limit 1) as suspended</m:field>
 				<!--- <m:field>(select st.instance_data->>'grafanaUrl' from instance_state st where st.instance_uid=e.instance_uid order by version desc limit 1) as grafana_url</m:field> --->				
-				<m:field>(
-				case 
+				<m:field>
+				(case 
 				when 
 					(select st.instance_data->>'isDeleted' from instance_state st where st.instance_uid=e.instance_uid order by version desc limit 1) = 'true' then 'deleted'
 				when
@@ -97,7 +127,8 @@
 				when
 					not exists (select * from instance_state st where st.instance_uid=e.instance_uid) then 'not created'
 				else null end
-				) as explained_status</m:field><!--- ******** (сделать тест кейсы) еще ситуация, когда не завершена операция create, но есть первый стейт --->				
+				) as explained_status
+				</m:field><!--- ******** (сделать тест кейсы) еще ситуация, когда не завершена операция create, но есть первый стейт --->				
 				<m:field>(select max(version) from instance_state st where st.instance_uid=e.instance_uid) as version</m:field>
 			</m:field_set>
 	
@@ -109,10 +140,14 @@
 			join svc v on (e.service_id=v.svc_id)
 			where s.specification_id=<cfqueryparam cfsqltype="cf_sql_integer" value=#arguments.specificationId#/><!--- *** make project entity --->
 			<!--- u.usr_id=<cfqueryparam cfsqltype="cf_sql_integer" value=#arguments.usrId#/> --->			
-			<m:filter_build filter=#filter#/>
-			order by <m:order_build sortCollection=#this.helper.parseNumericOrder(local.titleMap, arguments.orderBy)# fieldCount=0/><!---no sort length limit--->
+			
+			) inr
+			where 1=1 <m:filter_build filter=#filter#/>
+			<!--- order by <m:order_build sortCollection=#this.helper.parseNumericOrder(local.titleMap, arguments.orderBy)# fieldCount=0/> ---><!--- из-за нефиксированного числа колонок труднее становится использовать цифровую нотацию --->
+			order by <m:order_build sortCollection=#order# fieldCount=0/><!---no sort length limit--->
 			limit #maxrows#
 		</cfquery>
+		<!---<cfdump var=#local.qRead#/><cfabort/> ---> 
 		
 		<cfquery name="local.qTotal">
 			select count(*) as cnt
diff --git a/v1/resources/instance_operation.cfc b/v1/resources/instance_operation.cfc
index dd3cd9a..da61193 100644
--- a/v1/resources/instance_operation.cfc
+++ b/v1/resources/instance_operation.cfc
@@ -69,7 +69,7 @@
 				<m:field>ios.is_successful</m:field>	
 				<m:field>to_char(ios.dt_start, 'YYYY-MM-DD"T"HH24:MI:SS.FF3TZHTZM') as dt_start</m:field>
 				<m:field>to_char(ios.dt_finish, 'YYYY-MM-DD"T"HH24:MI:SS.FF3TZHTZM') as dt_finish</m:field>
-				<m:field>extract('epoch' from coalesce(ios.dt_finish,CURRENT_TIMESTAMP)- ios.dt_start) as duration</m:field>
+				<m:field>round(extract('epoch' from coalesce(ios.dt_finish,CURRENT_TIMESTAMP)- ios.dt_start),1) as duration</m:field>
 				<!--- <m:field formatter=#function(x){return (deserializeJson(x))}#>ios.stage_data::text as stage_data</m:field> --->
 			</m:field_set>	
 			from instance_operation_stage ios
diff --git a/v1/resources/svc_operation.cfc b/v1/resources/svc_operation.cfc
index aab9b9a..3a1c4ba 100644
--- a/v1/resources/svc_operation.cfc
+++ b/v1/resources/svc_operation.cfc
@@ -41,7 +41,15 @@
 				<m:field>p.default_value</m:field>
 				<m:field>p.regex</m:field>
 				<m:field>p.unique_scope</m:field>
-				<m:field title="Описание">p.descr</m:field>
+				<m:field>p.descr</m:field>
+				<m:field>(
+				select 1 from svc_operation_cfs_param m 
+				join svc_operation om on m.svc_operation_id=om.svc_operation_id 
+				join svc_operation oc on (om.svc_id=oc.svc_id AND om.operation='modify' AND oc.operation='create')
+				join svc_operation_cfs_param c on (oc.svc_operation_id=c.svc_operation_id AND m.svc_operation_cfs_param=c.svc_operation_cfs_param)
+				where c.svc_operation_cfs_param_id=p.svc_operation_cfs_param_id
+				limit 1
+				) as modifiable</m:field>
 			</m:field_set>	
 			from svc_operation_cfs_param p
 			where p.svc_operation_id=<cfqueryparam cfsqltype="cf_sql_other" value="#arguments.svcOperationId#" null=#!isValid('integer',arguments.svcOperationId)#/>