Use fluent Set method for Cols initialization

gormcol.go

@@ -9,19 +9,33 @@
 //	    IDProfile           gormcol.Field
 //	    IDAuthorizationRole gormcol.Field
 //	}{
-//	    IDProfile:           gormcol.Field{Table: (PsAccess{}).TableName(), Column: "id_profile"},
-//	    IDAuthorizationRole: gormcol.Field{Table: (PsAccess{}).TableName(), Column: "id_authorization_role"},
+//	    IDProfile:           gormcol.Field{}.Set((&PsAccess{}).TableName(), "id_profile"),
+//	    IDAuthorizationRole: gormcol.Field{}.Set((&PsAccess{}).TableName(), "id_authorization_role"),
 //	}
 package gormcol
 
 // Field represents a GORM column descriptor.
 // Table should be set using the model's TableName() function for type safety.
 type Field struct {
-	Table  string // Database table name (use model's TableName())
-	Column string // Database column name
+	table  string // Database table name (use model's TableName())
+	column string // Database column name
 }
 
-// Column returns the column name from a Field descriptor.
-func Column(f Field) string {
-	return f.Column
+func (f Field) TabCol() string {
+	return f.table + "." + f.column
+}
+
+func (f Field) Col() string {
+	return f.column
+}
+
+func (f Field) Tab() string {
+	return f.table
+}
+
+func (f Field) Set(tab, field string) Field {
+	return Field{
+		table:  tab,
+		column: field,
+	}
 }