diff --git a/Version b/Version
index 2007b61b..15c06c46 100644
--- a/Version
+++ b/Version
@@ -1 +1 @@
-0.77.1
\ No newline at end of file
+0.77.2
\ No newline at end of file
diff --git a/endly/build.yaml b/endly/build.yaml
index 4150a898..3cd7069f 100644
--- a/endly/build.yaml
+++ b/endly/build.yaml
@@ -19,9 +19,6 @@ pipeline:
       - export GOARCH=amd64
       - go build -ldflags="-X 'main.Version=${Ver}'"
       - tar cvzf endly_linux_${Ver}_amd64.tar.gz endly
-      - export GOOS=windows
-      - go build -ldflags="-X 'main.Version=${Ver}'"
-      - tar cvzf endly_windows_${Ver}_amd64.tar.gz endly
       - export GOOS=darwin
       - go build -ldflags="-X 'main.Version=${Ver}'"
       - tar cvzf endly_darwin_${Ver}_amd64.tar.gz endly
@@ -29,3 +26,6 @@ pipeline:
       - export GOARCH=arm64
       - go build -ldflags="-X 'main.Version=${Ver}'"
       - tar cvzf endly_darwin_${Ver}_arm64.tar.gz endly
+      - export GOOS=windows
+      - go build -ldflags="-X 'main.Version=${Ver}'"
+      - tar cvzf endly_windows_${Ver}_amd64.tar.gz endly
diff --git a/endly/endly.go b/endly/endly.go
index c4ac04ec..85ec4ddc 100644
--- a/endly/endly.go
+++ b/endly/endly.go
@@ -5,6 +5,5 @@ import (
 )
 
 func main() {
-
 	bootstrap.Bootstrap()
 }
diff --git a/go.mod b/go.mod
index 85968faa..7fcc72c6 100644
--- a/go.mod
+++ b/go.mod
@@ -53,8 +53,8 @@ require (
 	github.com/viant/bgc v0.9.0
 	github.com/viant/dsc v0.19.0
 	github.com/viant/dsunit v0.11.1-0.20240315154953-016b93c322c2
-	github.com/viant/scy v0.12.0
-	github.com/viant/toolbox v0.37.1-0.20240920190350-4edcb037fba9
+	github.com/viant/scy v0.12.1
+	github.com/viant/toolbox v0.37.1-0.20240920204202-12309d1bb97c
 	github.com/yuin/gopher-lua v1.1.1 // indirect
 	golang.org/x/crypto v0.26.0 // indirect
 	golang.org/x/net v0.28.0
@@ -203,6 +203,7 @@ require (
 	google.golang.org/grpc v1.63.2 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/src-d/go-billy.v4 v4.3.2 // indirect
+	gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect
 	gopkg.in/warnings.v0 v0.1.2 // indirect
 	gotest.tools/v3 v3.5.1 // indirect
 )
diff --git a/go.sum b/go.sum
index 7acc216a..36ae5643 100644
--- a/go.sum
+++ b/go.sum
@@ -1330,8 +1330,8 @@ github.com/viant/parsly v0.3.3-0.20240717150634-e1afaedb691b h1:3q166tV28yFdbFV+
 github.com/viant/parsly v0.3.3-0.20240717150634-e1afaedb691b/go.mod h1:85fneXJbErKMGhSQto3A5ElTQCwl3t74U9cSV0waBHw=
 github.com/viant/pgo v0.11.0 h1:PNuYVhwTfyrAHGBO6lxaMFuHP4NkjKV8ULecz3OWk8c=
 github.com/viant/pgo v0.11.0/go.mod h1:MFzHmkRFZlciugEgUvpl/3grK789PBSH4dUVSLOSo+Q=
-github.com/viant/scy v0.12.0 h1:Fo0DHviM1LHjj2XmtgIERmeh+z4X66AUXnUCTswFXT4=
-github.com/viant/scy v0.12.0/go.mod h1:Lz1VPlmjVi4ydZ5ikP/d5uQS/xYs22HG23++PgLRlKQ=
+github.com/viant/scy v0.12.1 h1:kFtFXexMZrr41laAplKiKwuZo7KRikKgbXVvsXeYsTI=
+github.com/viant/scy v0.12.1/go.mod h1:yHDc9YmfDqhxiMPZcCRS+rb9KUjMNZniWZ9LMQoM0KI=
 github.com/viant/sqlparser v0.7.4 h1:/jXiB2zC9cDXTwR0TgF2evrHC5oQPCAkkf0KZfe9Vks=
 github.com/viant/sqlparser v0.7.4/go.mod h1:2QRGiGZYk2/pjhORGG1zLVQ9JO+bXFhqIVi31mkCRPg=
 github.com/viant/sqlx v0.15.2-0.20240802175425-e8a939a4cf7b h1:tNkwnYy1K5ZYuElmaTP+L/SbJeq7qHbcVM5dglVPlt4=
@@ -1346,6 +1346,8 @@ github.com/viant/toolbox v0.24.0/go.mod h1:OxMCG57V0PXuIP2HNQrtJf2CjqdmbrOx5EkMI
 github.com/viant/toolbox v0.34.5/go.mod h1:OxMCG57V0PXuIP2HNQrtJf2CjqdmbrOx5EkMILuUhzM=
 github.com/viant/toolbox v0.37.1-0.20240920190350-4edcb037fba9 h1:ZNZOh2Regsr8YO5ypilU47U7DIkoUKgIx6xofChgjRQ=
 github.com/viant/toolbox v0.37.1-0.20240920190350-4edcb037fba9/go.mod h1:OxMCG57V0PXuIP2HNQrtJf2CjqdmbrOx5EkMILuUhzM=
+github.com/viant/toolbox v0.37.1-0.20240920204202-12309d1bb97c h1:/+EGnMFfdo2cHaFfK0rVf+RYxryMT3RAotLB37HinHs=
+github.com/viant/toolbox v0.37.1-0.20240920204202-12309d1bb97c/go.mod h1:OxMCG57V0PXuIP2HNQrtJf2CjqdmbrOx5EkMILuUhzM=
 github.com/viant/velty v0.2.1-0.20230927172116-ba56497b5c85 h1:zKk+6hqUipkJXCPCHyFXzGtil1sfh80r6UZmloBNEDo=
 github.com/viant/velty v0.2.1-0.20230927172116-ba56497b5c85/go.mod h1:Q/UXviI2Nli8WROEpYd/BELMCSvnulQeyNrbPmMiS/Y=
 github.com/viant/x v0.3.0 h1:/3A0z/uySGxMo6ixH90VAcdjI00w5e3REC1zg5hzhJA=
diff --git a/service/testing/dsunit/udf.go b/service/testing/dsunit/udf.go
index 44002714..7bbdc2c6 100644
--- a/service/testing/dsunit/udf.go
+++ b/service/testing/dsunit/udf.go
@@ -136,6 +136,13 @@ func convertMultiTables(tables map[string]interface{}, state data.Map, prefix st
 		for i, item := range tableDataSlice {
 			itemMap := item.(map[string]interface{})
 
+			caseTag := ""
+			caseTagValue, hasTag := itemMap["!tag"]
+			if hasTag {
+				caseTag = toolbox.AsString(caseTagValue)
+				delete(itemMap, "!tag")
+			}
+
 			sequencerValues := sequencerMapping.GetMap(sequencer)
 			for k, v := range itemMap {
 				if v == nil {
@@ -144,21 +151,30 @@ func convertMultiTables(tables map[string]interface{}, state data.Map, prefix st
 				if _, ok := v.([]string); ok {
 					continue
 				}
-				value := toolbox.AsString(v)
-				if strings.Contains(value, "$Data") || strings.Contains(value, "$uuid") {
-					itemMap[k] = sequencerMapping.Expand(strings.Replace(value, "/", ".", 1))
-				}
-
-				if strings.Contains(value, "$") {
-					expr, key := getSequencerExpr(value, sequencer)
-					seqValue, ok := sequencerValues[key]
-					if !ok {
-						seqValue, ok = sequencerValues.GetValue(key)
+				switch value := v.(type) {
+				case string:
+					if strings.Contains(value, "$Data") || strings.Contains(value, "$uuid") {
+						itemMap[k] = sequencerMapping.Expand(strings.Replace(value, "/", ".", 1))
+					} else {
+						expanded, ok := expandSequenceExpr(value, toolbox.AsString(caseTag), sequencerMapping, sequencer, sequencerValues, state)
+						if ok {
+							itemMap[k] = expanded
+						}
 					}
-					if ok {
-						itemMap[k] = strings.ReplaceAll(value, expr, toolbox.AsString(seqValue))
+				case map[interface{}]interface{}:
+					for key, keyValue := range value {
+						stringKey, ok := key.(string)
+						if !ok {
+							continue
+						}
+						expanded, ok := expandSequenceExpr(stringKey, toolbox.AsString(caseTag), sequencerMapping, sequencer, sequencerValues, state)
+						if ok {
+							value[expanded] = keyValue
+							delete(value, key)
+						}
 					}
 				}
+
 			}
 
 			tableDataSlice[i] = itemMap
@@ -169,6 +185,32 @@ func convertMultiTables(tables map[string]interface{}, state data.Map, prefix st
 	return result, nil
 }
 
+func expandSequenceExpr(value, caseTag string, sequencerMapping data.Map, sequencer string, sequencerValues data.Map, state data.Map) (interface{}, bool) {
+	if caseTag != "" && strings.Contains(value, "${tag}") {
+		value = strings.Replace(value, "${tag}", toolbox.AsString(caseTag), 1)
+	}
+
+	if strings.Contains(value, "$") {
+		expr, key := getSequencerExpr(value, sequencer)
+		seqValue, ok := sequencerValues[key]
+		if !ok {
+			seqValue, ok = sequencerValues.GetValue(key)
+		}
+		if !ok {
+			return value, false
+		}
+		value = strings.ReplaceAll(value, expr, toolbox.AsString(seqValue))
+		if strings.Contains(value, "$") {
+			if strings.HasPrefix(value, "$AsInt") {
+				value = value[7 : len(value)-1]
+			}
+			value = state.ExpandAsText(value)
+		}
+		return value, true
+	}
+	return value, false
+}
+
 func getSequencerExpr(value string, sequencer string) (string, string) {
 	expr := "$" + sequencer + "."
 	index := strings.Index(value, expr)
@@ -181,6 +223,12 @@ func getSequencerExpr(value string, sequencer string) (string, string) {
 	}
 	expr = value[index:]
 	value = value[index+1+len(sequencer+"."):]
+	if idx := strings.Index(value, ")"); idx != -1 {
+		value = value[:idx]
+		if idx = strings.Index(expr, ")"); idx != -1 {
+			expr = expr[:idx]
+		}
+	}
 	return expr, value
 }