diff --git a/pkg/sql/opt/bench/bench_test.go b/pkg/sql/opt/bench/bench_test.go
index f773b08f2207..4b6368825eb9 100644
--- a/pkg/sql/opt/bench/bench_test.go
+++ b/pkg/sql/opt/bench/bench_test.go
@@ -326,7 +326,7 @@ func init() {
 // on what each phase includes.
 func BenchmarkPhases(b *testing.B) {
 	for _, query := range queriesToTest(b) {
-		h := newHarness(b, query)
+		h := newHarness(b, query, schemas)
 		b.Run(query.name, func(b *testing.B) {
 			b.Run("Simple", func(b *testing.B) {
 				for _, phase := range SimplePhases {
@@ -365,7 +365,7 @@ type harness struct {
 	optimizer xform.Optimizer
 }
 
-func newHarness(tb testing.TB, query benchQuery) *harness {
+func newHarness(tb testing.TB, query benchQuery, schemas []string) *harness {
 	h := &harness{
 		ctx:     context.Background(),
 		semaCtx: tree.MakeSemaContext(),
@@ -653,7 +653,7 @@ func queriesToTest(b *testing.B) []benchQuery {
 func BenchmarkChain(b *testing.B) {
 	for i := 1; i < 20; i++ {
 		q := makeChain(i)
-		h := newHarness(b, q)
+		h := newHarness(b, q, schemas)
 		b.Run(q.name, func(b *testing.B) {
 			for i := 0; i < b.N; i++ {
 				h.runSimple(b, q, Explore)
@@ -697,3 +697,231 @@ func BenchmarkEndToEnd(b *testing.B) {
 		})
 	}
 }
+
+var slowSchemas = []string{
+	`
+	CREATE TABLE table64793_1 (
+		col1_0 CHAR NOT NULL, col1_1 BOOL NOT NULL, col1_2 REGPROC NOT NULL,
+		col1_3 REGPROCEDURE NOT NULL, col1_4 TIMETZ NOT NULL, col1_5 FLOAT8 NULL,
+		col1_6 INT2 NOT NULL, col1_7 BOOL, col1_8 BOX2D NOT NULL,
+		col1_9 REGNAMESPACE NOT NULL,
+		PRIMARY KEY (
+			col1_8 DESC, col1_9 DESC, col1_4 DESC, col1_1, col1_2 ASC, col1_3 DESC,
+			col1_0 DESC, col1_6
+		),
+		col1_10 INT2 NOT NULL AS (col1_6 + 22798:::INT8) VIRTUAL,
+		FAMILY (col1_4), FAMILY (col1_0, col1_5), FAMILY (col1_1),
+		FAMILY (col1_8, col1_3, col1_9, col1_7), FAMILY (col1_2), FAMILY (col1_6))
+`,
+	`
+	CREATE TYPE greeting64793 AS ENUM ('hello', 'howdy', 'hi', 'good day', 'morning');
+`,
+	`
+	CREATE TABLE seed64793 (
+		_int2 INT2,
+		_int4 INT4,
+		_int8 INT8,
+		_float4 FLOAT4,
+		_float8 FLOAT8,
+		_date DATE,
+		_timestamp TIMESTAMP,
+		_timestamptz TIMESTAMPTZ,
+		_interval INTERVAL,
+		_bool BOOL,
+		_decimal DECIMAL,
+		_string STRING,
+		_bytes BYTES,
+		_uuid UUID,
+		_inet INET,
+		_jsonb JSONB,
+		_enum greeting64793
+	);
+`,
+	`
+	CREATE INDEX on seed64793 (_int8, _float8, _date);
+`,
+	`
+	CREATE INVERTED INDEX on seed64793 (_jsonb);
+`,
+	`
+	CREATE TABLE table64793_2 (
+		col1_0 "char" NOT NULL, col1_1 OID NOT NULL, col1_2 BIT(38) NOT NULL,
+		col1_3 BIT(18) NOT NULL, col1_4 BYTES NOT NULL, col1_5 INT8 NOT NULL,
+		col1_6 INTERVAL NOT NULL, col1_7 BIT(33) NOT NULL, col1_8 INTERVAL NULL,
+		col1_9 GEOMETRY NOT NULL, col1_10 BOOL NOT NULL, col1_11 INT2,
+		PRIMARY KEY (
+			col1_4 ASC, col1_7 DESC, col1_1 ASC, col1_2 ASC, col1_10 ASC, col1_5,
+			col1_0 ASC, col1_3, col1_6
+		),
+		UNIQUE (
+			col1_8 DESC, col1_11, col1_3 DESC, col1_7, col1_6 DESC, col1_4 ASC,
+			col1_1 DESC
+		)
+	);
+`,
+	`
+	CREATE TABLE table64793_3 (
+		col2_0 NAME NOT NULL, col2_1 TIMETZ NOT NULL,
+		PRIMARY KEY (col2_0 ASC, col2_1),
+		col2_2 STRING NOT NULL AS (lower(col2_0)) VIRTUAL,
+		UNIQUE (col2_0 DESC, col2_2 DESC, col2_1)
+		WHERE (table64793_3.col2_2 > e'\U00002603':::STRING)
+		OR (table64793_3.col2_0 != '"':::STRING),
+		UNIQUE (col2_1 ASC, col2_2, col2_0),
+		UNIQUE (col2_0 DESC,col2_1, col2_2),
+		INDEX (col2_1 DESC),
+		UNIQUE (col2_2 DESC, col2_0 ASC)
+		WHERE table64793_3.col2_2 = '"':::STRING
+	);
+`,
+	`
+	CREATE TABLE table64793_4 (
+		col2_0 NAME NOT NULL, col2_1 TIMETZ NOT NULL, col3_2 REGPROC NOT NULL,
+		col3_3 "char", col3_4 BOX2D, col3_5 INT8 NULL, col3_6 TIMESTAMP NOT NULL,
+		col3_7 FLOAT8, col3_8 INT4 NULL, col3_9 INET NULL, col3_10 UUID NOT NULL,
+		col3_11 UUID NULL, col3_12 INT2 NOT NULL, col3_13 BIT(34),
+		col3_14 REGPROCEDURE NULL, col3_15 FLOAT8 NULL,
+		PRIMARY KEY (
+			col2_0 ASC, col2_1, col3_11 DESC, col3_13, col3_6, col3_3 DESC,
+			col3_15 ASC, col3_2 ASC, col3_4 ASC, col3_9 DESC, col3_12 ASC,
+			col3_8 ASC, col3_5, col3_14 ASC
+		),
+		UNIQUE (col3_2, col3_8 ASC)
+		WHERE ((((table64793_4.col3_5 < 0:::INT8)
+		AND (table64793_4.col3_3 != '':::STRING))
+		AND (table64793_4.col2_1 < '00:00:00+15:59:00':::TIMETZ))
+		AND (table64793_4.col3_12 > 0:::INT8))
+		AND (table64793_4.col3_15 <= 1.7976931348623157e+308:::FLOAT8),
+		UNIQUE (col3_10 DESC, col3_3 ASC, col2_1 DESC, col3_9 ASC)
+	);
+`,
+}
+
+var slowQueries = [...]benchQuery{
+	// 1. The first long-running query taken from #64793.
+	// 2. The most recent long-running query from #64793 (as of July 2022).
+	{
+		name: "slow-query-1",
+		query: `
+			WITH with_186941 (col_1103773, col_1103774) AS (
+				SELECT 
+					* 
+				FROM 
+					(
+						VALUES 
+							('clvl', 3 :: INT2), 
+							(
+								'n', 
+								(
+									SELECT 
+										tab_455284.col1_6 AS col_1103772 
+									FROM 
+										table64793_1@[0] AS tab_455284 
+									ORDER BY 
+										tab_455284.col1_2 DESC, 
+										tab_455284.col1_1 DESC 
+									LIMIT 
+										1 ::: INT8
+								)
+							), 
+							(NULL, 6736 ::: INT8)
+					) AS tab_455285 (col_1103773, col_1103774)
+			), 
+			with_186942 (col_1103775) AS (
+				SELECT 
+					* 
+				FROM 
+					(
+						VALUES 
+							('yk'), 
+							(NULL)
+					) AS tab_455286 (col_1103775)
+			) 
+			SELECT 
+				0 ::: OID AS col_1103776, 
+				(
+					(-32244820164.24410487)::: DECIMAL :: DECIMAL + tab_455291.col1_10 :: INT8
+				):: DECIMAL AS col_1103777, 
+				tab_455287._bool AS col_1103778 
+			FROM 
+				with_186942 AS cte_ref_54113, 
+				seed64793@[0] AS tab_455287 
+				JOIN seed64793 AS tab_455288 
+				JOIN seed64793 AS tab_455289 ON (tab_455288._int8) = (tab_455289._int8) 
+				AND (tab_455288._date) = (tab_455289._date) 
+				AND (tab_455288._float8) = (tab_455289._float8) 
+				JOIN table64793_1@[0] AS tab_455290 
+				JOIN table64793_1@primary AS tab_455291 
+				JOIN table64793_1@[0] AS tab_455295 
+				JOIN seed64793 AS tab_455296 
+				JOIN seed64793 AS tab_455297 ON (tab_455296._int8) = (tab_455297._int8) 
+				AND (tab_455296._date) = (tab_455297._date) ON (tab_455295.col1_5) = (tab_455297._float8) 
+				AND (tab_455295.col1_5) = (tab_455296._float8) 
+				AND (tab_455295.col1_5) = (tab_455297._float8) 
+				AND (tab_455295.col1_5) = (tab_455297._float8) ON (tab_455291.col1_2) = (tab_455295.tableoid) 
+				AND (tab_455291.col1_7) = (tab_455295.col1_1) ON (tab_455290.col1_2) = (tab_455291.col1_9) 
+				AND (tab_455290.col1_7) = (tab_455291.col1_7) ON (tab_455289._float8) = (tab_455296._float8) ON (tab_455287._float4) = (tab_455290.col1_5) 
+				AND (tab_455287.tableoid) = (tab_455295.col1_9) 
+				AND (tab_455287._bool) = (tab_455295.col1_7);
+		`,
+		args: []interface{}{},
+	},
+	{
+		name: "slow-query-2",
+		query: `
+			WITH with_121707 (col_692430) AS (
+				SELECT 
+					* 
+				FROM 
+					(
+						VALUES 
+							(
+								(-0.19099748134613037)::: FLOAT8
+							), 
+							(0.9743397235870361 ::: FLOAT8), 
+							(
+								(-1.6944892406463623)::: FLOAT8
+							)
+					) AS tab_297691 (col_692430)
+			) 
+			SELECT 
+				'-35 years -11 mons -571 days -08:18:57.001029' ::: INTERVAL AS col_692441 
+			FROM 
+				table64793_2@table64793_2_col1_8_col1_11_col1_3_col1_7_col1_6_col1_4_col1_1_key AS tab_297692 
+				JOIN table64793_3@table64793_3_col2_0_col2_1_col2_2_key AS tab_297693 
+				JOIN table64793_2@[0] AS tab_297694 
+				JOIN seed64793@seed64793__int8__float8__date_idx AS tab_297695 
+				RIGHT JOIN table64793_3@[0] AS tab_297696 
+				JOIN table64793_4@table64793_4_col3_10_col3_3_col2_1_col3_9_key AS tab_297697 ON (tab_297696.col2_0) = (tab_297697.col3_3) CROSS 
+				JOIN table64793_4@[0] AS tab_297698 
+				JOIN table64793_3 AS tab_297699 ON (tab_297698.col2_0) = (tab_297699.col2_0) ON TRUE 
+				JOIN table64793_4@[0] AS tab_297700 ON (tab_297697.col3_12) = (tab_297700.col3_8) ON (tab_297694.tableoid) = (tab_297695.tableoid) 
+				AND (tab_297694.col1_5) = (tab_297698.col3_8) 
+				AND (tab_297694.tableoid) = (tab_297698.col3_2) 
+				AND (tab_297694.col1_5) = (tab_297697.col3_12) ON (tab_297693.col2_2) = (tab_297700.col3_3) 
+				AND (tab_297693.col2_1) = (tab_297698.col2_1) 
+				AND (tab_297693.tableoid) = (tab_297699.tableoid) 
+				AND (tab_297693.col2_1) = (tab_297697.col2_1) 
+				AND (tab_297693.tableoid) = (tab_297694.col1_1) 
+				AND (tab_297693.col2_2) = (tab_297695._string) 
+				AND (tab_297693.col2_2) = (tab_297696.col2_0) 
+				AND (tab_297693.col2_2) = (tab_297698.col3_3) ON (tab_297692.col1_11) = (tab_297694.col1_11) 
+			ORDER BY 
+				tab_297695._enum DESC 
+			LIMIT 
+				57 ::: INT8;
+		`,
+		args: []interface{}{},
+	},
+}
+
+func BenchmarkSlowQueries(b *testing.B) {
+	for _, query := range slowQueries {
+		h := newHarness(b, query, slowSchemas)
+		b.Run(query.name, func(b *testing.B) {
+			for i := 0; i < b.N; i++ {
+				h.runSimple(b, query, Explore)
+			}
+		})
+	}
+}
diff --git a/pkg/sql/sem/eval/context.go b/pkg/sql/sem/eval/context.go
index 6e046b25c081..7a6d12a80c57 100644
--- a/pkg/sql/sem/eval/context.go
+++ b/pkg/sql/sem/eval/context.go
@@ -279,6 +279,7 @@ func MakeTestingEvalContextWithMon(st *cluster.Settings, monitor *mon.BytesMonit
 		Settings:         st,
 		NodeID:           base.TestingIDContainer,
 	}
+	ctx.SessionData().ReorderJoinsLimit = 8
 	monitor.Start(context.Background(), nil /* pool */, mon.NewStandaloneBudget(math.MaxInt64))
 	ctx.Mon = monitor
 	ctx.Context = context.TODO()