# Tests for delete with INNODB
#
# MDEV-22187: SIGSEGV in ha_innobase::cmp_ref on DELETE
# SET @save_sort_buffer_size= @@sort_buffer_size; SET sort_buffer_size=1024;
CREATE TABLE t1(c1 CHAR(255) PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t1 VALUES (0), ('a'), ('b');
ANALYZE TABLE t1 PERSISTENT FOR ALL;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
SELECT * FROM t1;
c1 0
a
b
EXPLAIN DELETE b FROM t1 AS a JOIN t1 AS b;
id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE a ALL NULL NULL NULL NULL 3 1 SIMPLE b ALL NULL NULL NULL NULL 3
DELETE b FROM t1 AS a JOIN t1 AS b;
SELECT * FROM t1;
c1 SET sort_buffer_size=@save_sort_buffer_size;
DROP TABLE t1;
#
# MDEV-35944 DELETE fails to notice transaction abort, violating ACID
#
CREATE TABLE t1 (id INT PRIMARY KEY, col_varchar VARCHAR(8)) ENGINE=InnoDB;
INSERT INTO t1 (id) VALUES (1),(2);
CREATE TABLE t2 (id INT, f INT, s DATE, e DATE, PERIOD FOR p(s,e), PRIMARY KEY(id, p WITHOUT OVERLAPS)) ENGINE=InnoDB;
INSERT INTO t2 VALUES (1,0,'2000-01-01','2000-01-02');
CREATE TABLE t3 (id INT, f BLOB, UNIQUE(f)) ENGINE=InnoDB;
connection default; SET innodb_lock_wait_timeout=1;
START TRANSACTION;
DELETE FROM t1;
connect con1,localhost,root,,;
START TRANSACTION;
UPDATE t2 SET f = 20;
connection default;
DELETE FROM t2 FOR PORTION OF p FROM '2000-01-01' TO '2000-01-02';
connection con1;
INSERT INTO t3 (id) VALUES (1), (2);
UPDATE t1 SET col_varchar = 'bar';
COMMIT;
connection default; ERROR40001: Deadlock found when trying to get lock; try restarting transaction
COMMIT;
UPDATE t3 SET f = 'foo' ORDER BY f LIMIT 1;
DROP TABLE t1, t2, t3;
# End of 10.5 tests
#
# MDEV-32212 DELETE with ORDER BY and semijoin optimization causing crash
#
CREATE TABLE t1 (c1 INT) ENGINE=InnoDB;
CREATE TABLE t2 (c2 INT) ENGINE=InnoDB;
INSERT INTO t1 values (1),(2),(3),(4),(5),(6);
INSERT INTO t2 values (2);
DELETE FROM t1 WHERE c1 IN (select c2 from t2);
select * from t1;
c1 1 3 4 5 6
truncate t1;
truncate t2;
INSERT INTO t1 values (1),(2),(3),(4),(5),(6);
INSERT INTO t2 values (2);
check sj optimization with order-by
analyze DELETE FROM t1 WHERE c1 IN (select c2 from t2) ORDER BY c1;
id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 66.00100.00100.00 Using filesort 1 PRIMARY t2 ALL NULL NULL NULL NULL 11.00100.0016.67 Using where; FirstMatch(t1)
select * from t1;
c1 1 3 4 5 6
truncate t2;
INSERT INTO t2 values (3);
disallows sj optimization
analyze DELETE FROM t1 WHERE c1 IN (select c2 from t2) ORDER BY c1 limit 1;
id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 52.00100.00100.00 Using filesort 1 PRIMARY t2 ALL NULL NULL NULL NULL 11.00100.0050.00 Using where; FirstMatch(t1)
select * from t1;
c1 1 4 5 6
DROP TABLE t1, t2;
#
# MDEV-33533: multi-delete using rowid filter
# set @save_default_storage_engine=@@default_storage_engine; set default_storage_engine=InnoDB;
CREATE DATABASE dbt3_s001;
use dbt3_s001;
create index i_n_name on nation(n_name);
analyze table
nation, lineitem, customer, orders, part, supplier, partsupp, region
persistent for all;
Table Op Msg_type Msg_text
dbt3_s001.nation analyze status Engine-independent statistics collected
dbt3_s001.nation analyze status OK
dbt3_s001.lineitem analyze status Engine-independent statistics collected
dbt3_s001.lineitem analyze status OK
dbt3_s001.customer analyze status Engine-independent statistics collected
dbt3_s001.customer analyze status OK
dbt3_s001.orders analyze status Engine-independent statistics collected
dbt3_s001.orders analyze status OK
dbt3_s001.part analyze status Engine-independent statistics collected
dbt3_s001.part analyze status OK
dbt3_s001.supplier analyze status Engine-independent statistics collected
dbt3_s001.supplier analyze status OK
dbt3_s001.partsupp analyze status Engine-independent statistics collected
dbt3_s001.partsupp analyze status OK
dbt3_s001.region analyze status Engine-independent statistics collected
dbt3_s001.region analyze status OK
explain
select o_orderkey, o_totalprice from orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE nation ref PRIMARY,i_n_name i_n_name 101 const 1 Using where; Using index 1 SIMPLE customer ref PRIMARY,i_c_nationkey i_c_nationkey 5 dbt3_s001.nation.n_nationkey 6 Using index 1 SIMPLE orders ref|filter i_o_orderdate,i_o_custkey i_o_custkey|i_o_orderdate 5|4 dbt3_s001.customer.c_custkey 15 (8%) Using where; Using rowid filter
explain format=json
select o_orderkey, o_totalprice from orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
EXPLAIN
{ "query_block": { "select_id": 1, "cost": "COST_REPLACED", "nested_loop": [
{ "table": { "table_name": "nation", "access_type": "ref", "possible_keys": ["PRIMARY", "i_n_name"], "key": "i_n_name", "key_length": "101", "used_key_parts": ["n_name"], "ref": ["const"], "loops": 1, "rows": 1, "cost": "COST_REPLACED", "filtered": 100, "attached_condition": "nation.n_name = 'PERU'", "using_index": true
}
},
{ "table": { "table_name": "customer", "access_type": "ref", "possible_keys": ["PRIMARY", "i_c_nationkey"], "key": "i_c_nationkey", "key_length": "5", "used_key_parts": ["c_nationkey"], "ref": ["dbt3_s001.nation.n_nationkey"], "loops": 1, "rows": 6, "cost": "COST_REPLACED", "filtered": 100, "using_index": true
}
},
{ "table": { "table_name": "orders", "access_type": "ref", "possible_keys": ["i_o_orderdate", "i_o_custkey"], "key": "i_o_custkey", "key_length": "5", "used_key_parts": ["o_custkey"], "ref": ["dbt3_s001.customer.c_custkey"], "rowid_filter": { "range": { "key": "i_o_orderdate", "used_key_parts": ["o_orderDATE"]
}, "rows": 119, "selectivity_pct": 7.933333333
}, "loops": 6, "rows": 15, "cost": "COST_REPLACED", "filtered": 7.933333397, "attached_condition": "orders.o_orderDATE between '1992-01-01' and '1992-06-30'"
}
}
]
}
}
select o_orderkey, o_totalprice from orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
o_orderkey o_totalprice 172912137.76 2880145761.99 314216030.15 5095184583.99 5121150334.57 5382138423.03 644201268.06 73712984.85
create table t as
select orders.* from orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
explain
delete from orders using orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE nation ref PRIMARY,i_n_name i_n_name 101 const 1 Using where; Using index 1 SIMPLE customer ref PRIMARY,i_c_nationkey i_c_nationkey 5 dbt3_s001.nation.n_nationkey 6 Using index 1 SIMPLE orders ref|filter i_o_orderdate,i_o_custkey i_o_custkey|i_o_orderdate 5|4 dbt3_s001.customer.c_custkey 15 (8%) Using where; Using rowid filter
explain format=json
delete from orders using orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
EXPLAIN
{ "query_block": { "select_id": 1, "cost": "COST_REPLACED", "nested_loop": [
{ "table": { "table_name": "nation", "access_type": "ref", "possible_keys": ["PRIMARY", "i_n_name"], "key": "i_n_name", "key_length": "101", "used_key_parts": ["n_name"], "ref": ["const"], "loops": 1, "rows": 1, "cost": "COST_REPLACED", "filtered": 100, "attached_condition": "nation.n_name = 'PERU'", "using_index": true
}
},
{ "table": { "table_name": "customer", "access_type": "ref", "possible_keys": ["PRIMARY", "i_c_nationkey"], "key": "i_c_nationkey", "key_length": "5", "used_key_parts": ["c_nationkey"], "ref": ["dbt3_s001.nation.n_nationkey"], "loops": 1, "rows": 6, "cost": "COST_REPLACED", "filtered": 100, "using_index": true
}
},
{ "table": { "table_name": "orders", "access_type": "ref", "possible_keys": ["i_o_orderdate", "i_o_custkey"], "key": "i_o_custkey", "key_length": "5", "used_key_parts": ["o_custkey"], "ref": ["dbt3_s001.customer.c_custkey"], "rowid_filter": { "range": { "key": "i_o_orderdate", "used_key_parts": ["o_orderDATE"]
}, "rows": 119, "selectivity_pct": 7.933333333
}, "loops": 6, "rows": 15, "cost": "COST_REPLACED", "filtered": 7.933333397, "attached_condition": "orders.o_orderDATE between '1992-01-01' and '1992-06-30'"
}
}
]
}
}
delete from orders using orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
select o_orderkey, o_totalprice from orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
o_orderkey o_totalprice
insert into orders select * from t;
select o_orderkey, o_totalprice from orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
o_orderkey o_totalprice 172912137.76 2880145761.99 314216030.15 5095184583.99 5121150334.57 5382138423.03 644201268.06 73712984.85
prepare stmt from "
delete from orders using orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU'; ";
execute stmt;
select o_orderkey, o_totalprice from orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
o_orderkey o_totalprice
insert into orders select * from t;
select o_orderkey, o_totalprice from orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
o_orderkey o_totalprice 172912137.76 2880145761.99 314216030.15 5095184583.99 5121150334.57 5382138423.03 644201268.06 73712984.85
execute stmt;
select o_orderkey, o_totalprice from orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
o_orderkey o_totalprice
insert into orders select * from t;
select o_orderkey, o_totalprice from orders, customer, nation where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey = c_custkey and
c_nationkey = n_nationkey and
n_name='PERU';
o_orderkey o_totalprice 172912137.76 2880145761.99 314216030.15 5095184583.99 5121150334.57 5382138423.03 644201268.06 73712984.85
deallocate prepare stmt;
drop table t;
explain
select o_orderkey, o_totalprice from orders where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey in (select c_custkey from customer
where c_nationkey in (select n_nationkey from nation
where n_name='PERU'));
id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY nation ref PRIMARY,i_n_name i_n_name 101 const 1 Using where; Using index 1 PRIMARY customer ref PRIMARY,i_c_nationkey i_c_nationkey 5 dbt3_s001.nation.n_nationkey 6 Using index 1 PRIMARY orders ref|filter i_o_orderdate,i_o_custkey i_o_custkey|i_o_orderdate 5|4 dbt3_s001.customer.c_custkey 15 (8%) Using where; Using rowid filter
explain format=json
select o_orderkey, o_totalprice from orders where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey in (select c_custkey from customer
where c_nationkey in (select n_nationkey from nation
where n_name='PERU'));
EXPLAIN
{ "query_block": { "select_id": 1, "cost": "COST_REPLACED", "nested_loop": [
{ "table": { "table_name": "nation", "access_type": "ref", "possible_keys": ["PRIMARY", "i_n_name"], "key": "i_n_name", "key_length": "101", "used_key_parts": ["n_name"], "ref": ["const"], "loops": 1, "rows": 1, "cost": "COST_REPLACED", "filtered": 100, "attached_condition": "nation.n_name = 'PERU'", "using_index": true
}
},
{ "table": { "table_name": "customer", "access_type": "ref", "possible_keys": ["PRIMARY", "i_c_nationkey"], "key": "i_c_nationkey", "key_length": "5", "used_key_parts": ["c_nationkey"], "ref": ["dbt3_s001.nation.n_nationkey"], "loops": 1, "rows": 6, "cost": "COST_REPLACED", "filtered": 100, "using_index": true
}
},
{ "table": { "table_name": "orders", "access_type": "ref", "possible_keys": ["i_o_orderdate", "i_o_custkey"], "key": "i_o_custkey", "key_length": "5", "used_key_parts": ["o_custkey"], "ref": ["dbt3_s001.customer.c_custkey"], "rowid_filter": { "range": { "key": "i_o_orderdate", "used_key_parts": ["o_orderDATE"]
}, "rows": 119, "selectivity_pct": 7.933333333
}, "loops": 6, "rows": 15, "cost": "COST_REPLACED", "filtered": 7.933333397, "attached_condition": "orders.o_orderDATE between '1992-01-01' and '1992-06-30'"
}
}
]
}
}
select o_orderkey, o_totalprice from orders where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey in (select c_custkey from customer
where c_nationkey in (select n_nationkey from nation
where n_name='PERU'));
o_orderkey o_totalprice 172912137.76 2880145761.99 314216030.15 5095184583.99 5121150334.57 5382138423.03 644201268.06 73712984.85
create table t as
select * from orders where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey in (select c_custkey from customer
where c_nationkey in (select n_nationkey from nation
where n_name='PERU'));
explain
delete from orders where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey in (select c_custkey from customer
where c_nationkey in (select n_nationkey from nation
where n_name='PERU'));
id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY nation ref PRIMARY,i_n_name i_n_name 101 const 1 Using where; Using index 1 PRIMARY customer ref PRIMARY,i_c_nationkey i_c_nationkey 5 dbt3_s001.nation.n_nationkey 6 Using index 1 PRIMARY orders ref|filter i_o_orderdate,i_o_custkey i_o_custkey|i_o_orderdate 5|4 dbt3_s001.customer.c_custkey 15 (8%) Using where; Using rowid filter
explain format=json
delete from orders where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey in (select c_custkey from customer
where c_nationkey in (select n_nationkey from nation
where n_name='PERU'));
EXPLAIN
{ "query_block": { "select_id": 1, "cost": "COST_REPLACED", "nested_loop": [
{ "table": { "table_name": "nation", "access_type": "ref", "possible_keys": ["PRIMARY", "i_n_name"], "key": "i_n_name", "key_length": "101", "used_key_parts": ["n_name"], "ref": ["const"], "loops": 1, "rows": 1, "cost": "COST_REPLACED", "filtered": 100, "attached_condition": "nation.n_name = 'PERU'", "using_index": true
}
},
{ "table": { "table_name": "customer", "access_type": "ref", "possible_keys": ["PRIMARY", "i_c_nationkey"], "key": "i_c_nationkey", "key_length": "5", "used_key_parts": ["c_nationkey"], "ref": ["dbt3_s001.nation.n_nationkey"], "loops": 1, "rows": 6, "cost": "COST_REPLACED", "filtered": 100, "using_index": true
}
},
{ "table": { "table_name": "orders", "access_type": "ref", "possible_keys": ["i_o_orderdate", "i_o_custkey"], "key": "i_o_custkey", "key_length": "5", "used_key_parts": ["o_custkey"], "ref": ["dbt3_s001.customer.c_custkey"], "rowid_filter": { "range": { "key": "i_o_orderdate", "used_key_parts": ["o_orderDATE"]
}, "rows": 119, "selectivity_pct": 7.933333333
}, "loops": 6, "rows": 15, "cost": "COST_REPLACED", "filtered": 7.933333397, "attached_condition": "orders.o_orderDATE between '1992-01-01' and '1992-06-30'"
}
}
]
}
}
delete from orders where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey in (select c_custkey from customer
where c_nationkey in (select n_nationkey from nation
where n_name='PERU'));
select o_orderkey, o_totalprice from orders where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey in (select c_custkey from customer
where c_nationkey in (select n_nationkey from nation
where n_name='PERU'));
o_orderkey o_totalprice
insert into orders select * from t;
select o_orderkey, o_totalprice from orders where o_orderDATE between '1992-01-01'and'1992-06-30'and
o_custkey in (select c_custkey from customer
where c_nationkey in (select n_nationkey from nation
where n_name='PERU'));
o_orderkey o_totalprice 172912137.76 2880145761.99 314216030.15 5095184583.99 5121150334.57 5382138423.03 644201268.06 73712984.85
drop table t;
DROP DATABASE dbt3_s001; set default_storage_engine=@save_default_storage_engine;
#
# Additional tests of first table and rowid filter
#
CREATE DATABASE dbt3_s001;
use dbt3_s001; set @save_default_storage_engine=@@default_storage_engine; set default_storage_engine=InnoDB;
CREATE INDEX i_l_quantity ON lineitem(l_quantity);
CREATE INDEX i_o_totalprice ON orders(o_totalprice);
ANALYZE TABLE lineitem, orders;
Table Op Msg_type Msg_text
dbt3_s001.lineitem analyze status Engine-independent statistics collected
dbt3_s001.lineitem analyze status OK
dbt3_s001.orders analyze status Engine-independent statistics collected
dbt3_s001.orders analyze status OK set optimizer_use_condition_selectivity=2;
create table second(s_receiptDATE date, filler char(100), key(s_receiptDATE)) ;
insert into second select date_add(l_receiptDATE, interval 1 day), 'helllo' from lineitem ;
select count(*) from lineitem, second WHERE l_shipdate BETWEEN '1997-01-01'AND'1997-06-30'AND l_quantity > 47and second.s_receiptDATE = date_add(l_receiptDATE, interval 1 day);
count(*) 114
# lineitem should be first and with "Using rowid filter"
explain delete lineitem FROM lineitem, second WHERE l_shipdate BETWEEN '1997-01-01'AND'1997-06-30'AND l_quantity > 47and second.s_receiptDATE = date_add(l_receiptDATE, interval 1 day);
id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE lineitem range|filter i_l_shipdate,i_l_quantity i_l_quantity|i_l_shipdate 9|4NULL 349 (8%) Using where; Using rowid filter 1 SIMPLE second ref s_receiptDATE s_receiptDATE 4 func 1 Using where; Using index
delete lineitem FROM lineitem, second WHERE l_shipdate BETWEEN '1997-01-01'AND'1997-06-30'AND l_quantity > 47and second.s_receiptDATE = date_add(l_receiptDATE, interval 1 day);
# Should be 0
select count(*) from lineitem, second WHERE l_shipdate BETWEEN '1997-01-01'AND'1997-06-30'AND l_quantity > 47and second.s_receiptDATE = date_add(l_receiptDATE, interval 1 day);
count(*) 0
drop database dbt3_s001; set default_storage_engine=@save_default_storage_engine;
# End of 11.1 tests
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