1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
|
# name: test/optimizer/zonemaps.test
# description: Test if zonemaps are correctly used
# group: [optimizer]
statement ok
PRAGMA explain_output = PHYSICAL_ONLY;
statement ok
create temporary table t as select range a, length(range::varchar) b, mod(range,10000) c, 5 d, 10000 e from range(100000);
# 1) In-clause based on in-clause range/boundary zonemap check
query II
explain select count(*) from t where b in (1,2,3) ;
----
physical_plan <REGEX>:.*Filters:.*
query II
explain select count(*) from t where b <=3 and b>=0;
----
physical_plan <REGEX>:.*Filters:.*
mode skip
# FIXME
# 2) In-clause based on in-clause range/boundary zonemap check
query II
explain select count(*) from t where b in (1, 3) ;
----
physical_plan <REGEX>:.*Filters:.*b<=3.*
query II
explain select count(*) from t where b = 1 or b = 3 ;
----
physical_plan <REGEX>:.*Filters:.*b<=3.*
# 3) Transitive Filters
query II
explain select count(*) from t where b < 5 and d = 5;
----
physical_plan <REGEX>:.*Filters:.*
query II
explain select count(*) from t where d = 5 and b < d;
----
physical_plan <REGEX>:.*Filters:.*
# 4) Check zonemap before joins
statement ok
create temporary table t1 as select range a, length(range) nationkey from range(100000);
statement ok
create table t2 as select range nationkey, concat('Nation_',range) n_name from range(25);
query II
explain select count(*) from t1 join t2 using (nationkey)
where t2.n_name = 'Nation_1' and t1.nationkey =1;
----
physical_plan <REGEX>:.*Filters:.*Filters:.*
query II
explain select count(*) from t1 join t2 using (nationkey)
where t2.n_name = 'Nation_1' and t2.nationkey =1;
----
physical_plan <REGEX>:.*Filters:.*Filters:.*
query II
explain select count(*) from t1 join t2 using (nationkey) where t2.n_name = 'Nation_1';
----
physical_plan <REGEX>:.*Filters:.*n_name=Nation_1.*
query II
explain select count(*) from t1 join t2 using (nationkey) where t2.nationkey =2 or n_name= 'Nation_2';
----
physical_plan <!REGEX>:.*Filters:.*
query II
explain select count(*) from t1 join t2 using (nationkey) where t2.n_name in ( 'Nation_1', 'Nation_2');
----
physical_plan <REGEX>:.*Filters:.*
# 5) More General Tests
statement ok
CREATE TABLE test(a tinyint, b smallint, c integer, d bigint, e double, f real, g varchar);
statement ok
INSERT INTO test values (1,1,1,1,1,1,'1')
statement ok
INSERT INTO test values (10,10,10,10,10,10,'10')
# 5.1) Flipping filters
query II
explain select count(*) from test where (2 < a and 7 > a) or (a >5 and a < 6)
----
physical_plan <REGEX>:.* Filters: .*a>=2.*a<=7.*
query II
explain select count(*) from test where (2 < a and a < 7) or (a >5 and a < 6)
----
physical_plan <REGEX>:.* Filters: .*a>=2.*a<=7.*
query II
explain select count(*) from test where (a >=2 and 7 > a) or (a >5 and a < 6)
----
physical_plan <REGEX>:.* Filters: .*a>=2.*a<=7.*
query II
explain select count(*) from test where (4=a) or (a >5 and a < 6)
----
physical_plan <REGEX>:.* Filters: .*a>=4.*a<=6.*
# 5.2) Different Data Types
query II
explain select count(*) from test where (a >=2 and a < 7) or (a >5 and a < 6)
----
physical_plan <REGEX>:.* Filters: .*a>=2.*a<=7.*
query II
explain select count(*) from test where a >2 and a < 7 or (a >5 and a < 6)
----
physical_plan <REGEX>:.* Filters: .*a>=2.*a<=7.*
query II
explain select count(*) from test where a >2 and a <= 7 or (a >5 and a < 6)
----
physical_plan <REGEX>:.* Filters: .*a>=2.*a<=7.*
query II
explain select count(*) from test where a >=2 and a <= 7 or (a >5 and a < 6)
----
physical_plan <REGEX>:.* Filters: .*a>=2.*a<=7.*
query II
explain select count(*) from test where (b >=2 and b < 7) or (b >5 and b < 6)
----
physical_plan <REGEX>:.* Filters: .*b>=2.*b<=7.*
query II
explain select count(*) from test where b >2 and b < 7 or (b >5 and b < 6)
----
physical_plan <REGEX>:.* Filters: .*b>=2.*b<=7.*
query II
explain select count(*) from test where b >2 and b <= 7 or (b >5 and b < 6)
----
physical_plan <REGEX>:.* Filters: .*b>=2.*b<=7.*
query II
explain select count(*) from test where b >=2 and b <= 7 or (b >5 and b < 6)
----
physical_plan <REGEX>:.* Filters: .*b>=2.*b<=7.*
query II
explain select count(*) from test where (c >=2 and c < 7) or (c >5 and c < 6)
----
physical_plan <REGEX>:.* Filters: .*c>=2.*c<=7.*
query II
explain select count(*) from test where c >2 and c < 7 or (c >5 and c < 6)
----
physical_plan <REGEX>:.* Filters: .*c>=2.*c<=7.*
query II
explain select count(*) from test where c >2 and c <= 7 or (c >5 and c < 6)
----
physical_plan <REGEX>:.* Filters: .*c>=2.*c<=7.*
query II
explain select count(*) from test where c >=2 and c <= 7 or (c >5 and c < 6)
----
physical_plan <REGEX>:.* Filters: .*c>=2.*c<=7.*
query II
explain select count(*) from test where (d >=2 and d < 7) or (d >5 and d < 6)
----
physical_plan <REGEX>:.* Filters: .*d>=2.*d<=7.*
query II
explain select count(*) from test where d >2 and d < 7 or (d >5 and d < 6)
----
physical_plan <REGEX>:.* Filters: .*d>=2.*d<=7.*
query II
explain select count(*) from test where d >2 and d <= 7 or (d >5 and d < 6)
----
physical_plan <REGEX>:.* Filters: .*d>=2.*d<=7.*
query II
explain select count(*) from test where d >=2 and d <= 7 or (d >5 and d < 6)
----
physical_plan <REGEX>:.* Filters: .*d>=2.*d<=7.*
query II
explain select count(*) from test where (e >=2 and e < 7) or (e >5 and e < 6)
----
physical_plan <REGEX>:.* Filters: .*e>=2.*e<=7.*
query II
explain select count(*) from test where e >2 and e < 7 or (e >5 and e < 6)
----
physical_plan <REGEX>:.* Filters: .*e>=2.*e<=7.*
query II
explain select count(*) from test where e >2 and e <= 7 or (e >5 and e < 6)
----
physical_plan <REGEX>:.* Filters: .*e>=2.*e<=7.*
query II
explain select count(*) from test where e >=2 and e <= 7 or (e >5 and e < 6)
----
physical_plan <REGEX>:.* Filters: .*e>=2.*e<=7.*
query II
explain select count(*) from test where (f >=2 and f < 7) or (f >5 and f < 6)
----
physical_plan <REGEX>:.* Filters: .*f>=2.*f<=7.*
query II
explain select count(*) from test where f >2 and f < 7 or (f >5 and f < 6)
----
physical_plan <REGEX>:.* Filters: .*f>=2.*f<=7.*
query II
explain select count(*) from test where f >2 and f <= 7 or (f >5 and f < 6)
----
physical_plan <REGEX>:.* Filters: .*f>=2.*f<=7.*
query II
explain select count(*) from test where f >=2 and f <= 7 or (f >5 and f < 6)
----
physical_plan <REGEX>:.* Filters: .*f>=2.*f<=7.*
query II
explain select count(*) from test where (g >='2' and g < '7') or (g >'5' and g < '6')
----
physical_plan <REGEX>:.* Filters: .*g>=2.*g<=7.*
query II
explain select count(*) from test where g >'2' and g < '7' or (g >'5' and g < '6')
----
physical_plan <REGEX>:.* Filters: .*g>=2.*g<=7.*
query II
explain select count(*) from test where g >'2' and g <= '7' or (g >'5' and g < '6')
----
physical_plan <REGEX>:.* Filters: .*g>=2.*g<=7.*
query II
explain select count(*) from test where g >='2' and g <= '7' or (g >'5' and g < '6')
----
physical_plan <REGEX>:.* Filters: .*g>=2.*g<=7.*
# 5.3) Casting
statement ok
CREATE TABLE test_date(a date);
statement ok
insert into test_date values ('1995-12-01')
statement ok
insert into test_date values ('1995-12-10')
query II
explain select count(*) from test_date where a = '1995-12-01'
----
physical_plan <REGEX>:.* Filters: .*a=1995-12-01.*
query II
explain select count(*) from test_date where a in ( '1995-12-01', '1995-12-02')
----
physical_plan <REGEX>:.* Filters: .*a<=1995-12-02.*
# 5.4) Test with Nulls
statement ok
CREATE TABLE t0(c0 boolean);
statement ok
INSERT INTO t0 VALUES (false), (NULL);
query T
SELECT t0.c0 FROM t0 WHERE t0.c0 IN (false, NULL);
----
0
|
