diff --git a/common/proto/table_definition.proto b/common/proto/table_definition.proto
index 4f2b4dc..b3572b3 100644
--- a/common/proto/table_definition.proto
+++ b/common/proto/table_definition.proto
@@ -99,20 +99,19 @@ message PostTableDefinitionRequest {
   string accounting_currency = 8;
 }
 
-// Defines the input for explicitly creating a table backed by one invoice
-// template. typst_source must contain exactly one declaration of the form:
+// Defines the input for explicitly creating tables backed by one invoice
+// template. typst_source must contain exactly one field declaration:
 //
 //   #let komp_ac_fields = (
-//     "invoice.number": (source: "local", field_type: "TEXT", write: "user"),
-//     "items[].product": (source: "reference", table: "stock", required: true),
-//     "items[].quantity": (source: "local", field_type: "DECIMAL(12,3)", write: "user"),
-//     "items[].total": (source: "local", field_type: "MONEY", write: "script"),
+//     "sidlo.nazov",
+//     "people[].name",
+//     "people[].requested_quantity",
 //   )
 //
-// Root fields create columns and references on table_name. Every [] collection
-// creates a child table with a required FK to its immediate parent; fields in
-// that collection create columns and references on the child table. Multiple
-// template paths in one scope may reuse the same reference.
+// A path matching an existing profile table and column becomes a reference to
+// that table. Otherwise its final segment becomes a local TEXT column for an
+// administrator to refine later. Every [] creates a child table with a required
+// FK to its immediate generated parent.
 message CreateInvoiceTemplateTableRequest {
   string profile_name = 1;
   string table_name = 2;
diff --git a/common/src/proto/descriptor.bin b/common/src/proto/descriptor.bin
index 92d12c8..339888c 100644
Binary files a/common/src/proto/descriptor.bin and b/common/src/proto/descriptor.bin differ
diff --git a/common/src/proto/komp_ac.table_definition.rs b/common/src/proto/komp_ac.table_definition.rs
index 99b3037..cd32352 100644
--- a/common/src/proto/komp_ac.table_definition.rs
+++ b/common/src/proto/komp_ac.table_definition.rs
@@ -58,20 +58,19 @@ pub struct PostTableDefinitionRequest {
     #[prost(string, tag = "8")]
     pub accounting_currency: ::prost::alloc::string::String,
 }
-/// Defines the input for explicitly creating a table backed by one invoice
-/// template. typst_source must contain exactly one declaration of the form:
+/// Defines the input for explicitly creating tables backed by one invoice
+/// template. typst_source must contain exactly one field declaration:
 ///
 /// \#let komp_ac_fields = (
-/// "invoice.number": (source: "local", field_type: "TEXT", write: "user"),
-/// "items\[\].product": (source: "reference", table: "stock", required: true),
-/// "items\[\].quantity": (source: "local", field_type: "DECIMAL(12,3)", write: "user"),
-/// "items\[\].total": (source: "local", field_type: "MONEY", write: "script"),
+/// "sidlo.nazov",
+/// "people\[\].name",
+/// "people\[\].requested_quantity",
 /// )
 ///
-/// Root fields create columns and references on table_name. Every \[\] collection
-/// creates a child table with a required FK to its immediate parent; fields in
-/// that collection create columns and references on the child table. Multiple
-/// template paths in one scope may reuse the same reference.
+/// A path matching an existing profile table and column becomes a reference to
+/// that table. Otherwise its final segment becomes a local TEXT column for an
+/// administrator to refine later. Every \[\] creates a child table with a required
+/// FK to its immediate generated parent.
 #[derive(serde::Serialize, serde::Deserialize)]
 #[derive(Clone, PartialEq, Eq, Hash, ::prost::Message)]
 pub struct CreateInvoiceTemplateTableRequest {
diff --git a/server b/server
index 6d3ecbb..12ec132 160000
--- a/server
+++ b/server
@@ -1 +1 @@
-Subproject commit 6d3ecbb0700b780f743ab0e7cb2ad5b29e7c01a2
+Subproject commit 12ec13208e660d0ede7702811735b3bab45e9540