diff --git a/docs/generated/sql/functions.md b/docs/generated/sql/functions.md
index 55a1b49cc9eb..f314b9a248e0 100644
--- a/docs/generated/sql/functions.md
+++ b/docs/generated/sql/functions.md
@@ -914,6 +914,8 @@ available replica will error.</p>
 </span></td></tr>
 <tr><td><a name="jsonb_typeof"></a><code>jsonb_typeof(val: jsonb) &rarr; <a href="string.html">string</a></code></td><td><span class="funcdesc"><p>Returns the type of the outermost JSON value as a text string.</p>
 </span></td></tr>
+<tr><td><a name="row_to_json"></a><code>row_to_json(row: tuple) &rarr; jsonb</code></td><td><span class="funcdesc"><p>Returns the row as a JSON object.</p>
+</span></td></tr>
 <tr><td><a name="to_json"></a><code>to_json(val: anyelement) &rarr; jsonb</code></td><td><span class="funcdesc"><p>Returns the value as JSON or JSONB.</p>
 </span></td></tr>
 <tr><td><a name="to_jsonb"></a><code>to_jsonb(val: anyelement) &rarr; jsonb</code></td><td><span class="funcdesc"><p>Returns the value as JSON or JSONB.</p>
@@ -955,15 +957,6 @@ the locality flag on node startup. Returns an error if no region is set.</p>
 </span></td></tr></tbody>
 </table>
 
-### Multi-tenancy functions
-
-<table>
-<thead><tr><th>Function &rarr; Returns</th><th>Description</th></tr></thead>
-<tbody>
-<tr><td><a name="crdb_internal.sql_liveness_is_alive"></a><code>crdb_internal.sql_liveness_is_alive(session_id: <a href="bytes.html">bytes</a>) &rarr; <a href="bool.html">bool</a></code></td><td><span class="funcdesc"><p>Checks is given sqlliveness session id is not expired</p>
-</span></td></tr></tbody>
-</table>
-
 ### STRING[] functions
 
 <table>
@@ -2956,15 +2949,6 @@ table. Returns an error if validation fails.</p>
 </span></td></tr></tbody>
 </table>
 
-### TUPLE functions
-
-<table>
-<thead><tr><th>Function &rarr; Returns</th><th>Description</th></tr></thead>
-<tbody>
-<tr><td><a name="row_to_json"></a><code>row_to_json(row: tuple) &rarr; jsonb</code></td><td><span class="funcdesc"><p>Returns the row as a JSON object.</p>
-</span></td></tr></tbody>
-</table>
-
 ### UUID functions
 
 <table>
diff --git a/pkg/sql/sem/builtins/builtins.go b/pkg/sql/sem/builtins/builtins.go
index c8d0c69ec0b8..5babe92912e9 100644
--- a/pkg/sql/sem/builtins/builtins.go
+++ b/pkg/sql/sem/builtins/builtins.go
@@ -2987,7 +2987,7 @@ value if you rely on the HLC for accuracy.`,
 		},
 	),
 
-	"row_to_json": makeBuiltin(defProps(),
+	"row_to_json": makeBuiltin(jsonProps(),
 		tree.Overload{
 			Types:      tree.ArgTypes{{"row", types.AnyTuple}},
 			ReturnType: tree.FixedReturnType(types.Jsonb),
@@ -5744,7 +5744,10 @@ value if you rely on the HLC for accuracy.`,
 
 	// Returns true iff the given sqlliveness session is not expired.
 	"crdb_internal.sql_liveness_is_alive": makeBuiltin(
-		tree.FunctionProperties{Category: categoryMultiTenancy},
+		tree.FunctionProperties{
+			Category:     categorySystemInfo,
+			Undocumented: true,
+		},
 		tree.Overload{
 			Types:      tree.ArgTypes{{"session_id", types.Bytes}},
 			ReturnType: tree.FixedReturnType(types.Bool),
@@ -5756,7 +5759,7 @@ value if you rely on the HLC for accuracy.`,
 				}
 				return tree.MakeDBool(tree.DBool(live)), nil
 			},
-			Info:       "Checks is given sqlliveness session id is not expired",
+			Info:       "Checks if given sqlliveness session id is not expired",
 			Volatility: tree.VolatilityStable,
 		},
 	),