diff --git a/etc/telegraf.conf b/etc/telegraf.conf
index 4616cca39..fd0f13acc 100644
--- a/etc/telegraf.conf
+++ b/etc/telegraf.conf
@@ -1818,6 +1818,13 @@
 #   # init_sql = ""
 #
 #   ## Metric type to SQL type conversion
+#   ## The values on the left are the data types Telegraf has and the values on
+#   ## the right are the data types Telegraf will use when sending to a database.
+#   ##
+#   ## The database values used must be data types the destination database
+#   ## understands. It is up to the user to ensure that the selected data type is
+#   ## available in the database they are using. Refer to your database
+#   ## documentation for what data types are available and supported.
 #   #[outputs.sql.convert]
 #   #  integer              = "INT"
 #   #  real                 = "DOUBLE"
diff --git a/etc/telegraf_windows.conf b/etc/telegraf_windows.conf
index b7e1084ce..8dddea302 100644
--- a/etc/telegraf_windows.conf
+++ b/etc/telegraf_windows.conf
@@ -1818,6 +1818,13 @@
 #   # init_sql = ""
 #
 #   ## Metric type to SQL type conversion
+#   ## The values on the left are the data types Telegraf has and the values on
+#   ## the right are the data types Telegraf will use when sending to a database.
+#   ##
+#   ## The database values used must be data types the destination database
+#   ## understands. It is up to the user to ensure that the selected data type is
+#   ## available in the database they are using. Refer to your database
+#   ## documentation for what data types are available and supported.
 #   #[outputs.sql.convert]
 #   #  integer              = "INT"
 #   #  real                 = "DOUBLE"