diff --git a/bench.sh b/bench.sh
new file mode 100755
index 0000000..8a44012
--- /dev/null
+++ b/bench.sh
@@ -0,0 +1,16 @@
+#!/bin/sh -eu
+
+TIME="/usr/bin/time -f %M\t%P\t%e\t%x"
+
+while read e d;
+do
+  echo "day\tram\tcpu\telapsed\texit" >&2
+  for i in 1 2 3 4 5 6 7 8;
+  do
+    echo -n "d${i}\t" >&2
+    $TIME $e $d < "d${i}.sql" > /dev/null
+  done
+done << EEE
+sqlite3 noahs.sqlite
+./duckdb noahs.duckdb
+EEE
diff --git a/d1.sql b/d1.sql
new file mode 100644
index 0000000..bac4187
--- /dev/null
+++ b/d1.sql
@@ -0,0 +1 @@
+select name, phone from customers
diff --git a/d2.sql b/d2.sql
index 40ceaba..86f0f61 100644
--- a/d2.sql
+++ b/d2.sql
@@ -1,7 +1,7 @@
 select *, substr(c.name,1,1) f, SUBSTR(c.name, INSTR(c.name, ' ')+1,1) l from orders as o
 left join orders_items as oi on (oi.orderid = o.orderid) 
 left join customers as c on (o.customerid = c.customerid)
-where oi.sku in (select sku from products where desc like '%bagel%')
+where oi.sku in (select sku from products where "desc" like '%bagel%')
 and f == 'J'
 and l == 'D';
 -- call them all !
diff --git a/d5.sql b/d5.sql
index 32cac59..cbf48c6 100644
--- a/d5.sql
+++ b/d5.sql
@@ -1,7 +1,7 @@
-select *, substr(c.name,1,1) f, SUBSTR(c.name, INSTR(c.name, ' ')+1,1) l from orders as o
+select * from orders as o
 left join orders_items as oi on (oi.orderid = o.orderid) 
 left join customers as c on (o.customerid = c.customerid)
-where oi.sku in (select sku from products where desc like '%cat food%')
+where oi.sku in (select sku from products where "desc" like '%Cat Food%')
 and citystatezip like 'Queens Village%'
 order by phone;
 -- there is only one woman!
diff --git a/d6.sql b/d6.sql
index b716927..d8c151c 100644
--- a/d6.sql
+++ b/d6.sql
@@ -2,9 +2,10 @@
 with sales as (select * from orders_items as oi
 left join products as p on (oi.sku = p.sku)
 where oi.unit_price < p.wholesale_cost)
-select c.*, count(o.customerid) c from sales as s
+select c.phone, count(o.customerid) c from sales as s
 left join orders as o on (o.orderid = s.orderid)
 left join customers as c on (c.customerid = o.customerid)
-group by o.customerid
+group by o.customerid, c.phone
 order by c desc
+limit 10
 -- pick first one
diff --git a/d7.sql b/d7.sql
index a1f9805..2ae1907 100644
--- a/d7.sql
+++ b/d7.sql
@@ -1,23 +1,20 @@
 with clue as (select 
   substr(ordered,1,INSTR(ordered,' ')-1) date,
-  substr(desc,1,INSTR(desc,'(')-2) title,
-  substr(desc,INSTR(desc,'(')+1, length(desc)-INSTR(desc,'(')-1) color
+  substr("desc",1,INSTR("desc",'(')-2) title,
+  substr("desc",INSTR("desc",'(')+1, length("desc")-INSTR("desc",'(')-1) color
 from orders_items as oi
 left join orders as o on (o.orderid = oi.orderid)
 left join products as p on (p.sku = oi.sku)
 where o.customerid = 8342
 and title != '')
-select *,
-  substr(ordered,1,INSTR(ordered,' ')-1) zdate,
-  substr(desc,1,INSTR(desc,'(')-2) ztitle,
-  substr(desc,INSTR(desc,'(')+1, length(desc)-INSTR(desc,'(')-1) zcolor
+select *
 from orders_items as oi
 left join orders as o on (o.orderid = oi.orderid)
 left join customers as c on (c.customerid = o.customerid)
 left join products as p on (p.sku = oi.sku)
-left join clue as cl on (cl.title = ztitle
-  and cl.color != zcolor
-  and cl.date = zdate
+left join clue as cl on (cl.title = substr("desc",1,INSTR("desc",'(')-2)
+  and cl.color != substr("desc",INSTR("desc",'(')+1, length("desc")-INSTR("desc",'(')-1) 
+  and cl.date = substr(ordered,1,INSTR(ordered,' ')-1)
 )
 where o.customerid != 8342
 and title is not null
diff --git a/load_duckdb.sh b/load_duckdb.sh
new file mode 100755
index 0000000..53e1fc5
--- /dev/null
+++ b/load_duckdb.sh
@@ -0,0 +1,10 @@
+sqlite3 -csv -header noahs.sqlite 'select * from customers' > 1_customers.csv
+sqlite3 -csv -header noahs.sqlite 'select * from products' > 2_products.csv
+sqlite3 -csv -header noahs.sqlite 'select * from orders' > 3_orders.csv
+sqlite3 -csv -header noahs.sqlite 'select * from orders_items' > 4_orders_items.csv
+
+duckdb noahs.duck "CREATE TABLE customers AS SELECT * FROM read_csv_auto('1_customers.csv');"
+duckdb noahs.duck "CREATE TABLE products AS SELECT * FROM read_csv_auto('2_products.csv');"
+duckdb noahs.duck "CREATE TABLE orders AS SELECT * FROM read_csv_auto('3_orders.csv');"
+duckdb noahs.duck "CREATE TABLE orders_items AS SELECT * FROM read_csv_auto('4_orders_items.csv');"
+
diff --git a/perf.tsv b/perf.tsv
new file mode 100644
index 0000000..8acd630
--- /dev/null
+++ b/perf.tsv
@@ -0,0 +1,18 @@
+day	ram	cpu	elapsed	exit
+d1	4936	95%	0.02	0
+d2	8536	99%	0.37	0
+d3	4916	100%	0.00	0
+d4	6016	98%	0.05	0
+d5	8532	99%	0.39	0
+d6	6004	99%	0.12	0
+d7	6120	99%	1.06	0
+d8	7412	99%	1.13	0
+day	ram	cpu	elapsed	exit
+d1	28568	100%	0.01	0
+d2	72668	192%	0.06	0
+d3	27436	100%	0.01	0
+d4	37196	166%	0.05	0
+d5	82588	200%	0.08	0
+d6	42108	214%	0.02	0
+d7	87504	303%	0.15	0
+d8	52948	230%	0.05	0