142 lines
3.9 KiB
Plaintext
142 lines
3.9 KiB
Plaintext
/*
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** This script sets up five different tasks all writing and updating
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** the database at the same time, but each in its own table.
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*/
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--task 1
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1(a INTEGER PRIMARY KEY, b);
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--sleep 1
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INSERT INTO t1 VALUES(1, randomblob(2000));
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INSERT INTO t1 VALUES(2, randomblob(1000));
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--sleep 1
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INSERT INTO t1 SELECT a+2, randomblob(1500) FROM t1;
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INSERT INTO t1 SELECT a+4, randomblob(1500) FROM t1;
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INSERT INTO t1 SELECT a+8, randomblob(1500) FROM t1;
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--sleep 1
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INSERT INTO t1 SELECT a+16, randomblob(1500) FROM t1;
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--sleep 1
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INSERT INTO t1 SELECT a+32, randomblob(1500) FROM t1;
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SELECT count(*) FROM t1;
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--match 64
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SELECT avg(length(b)) FROM t1;
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--match 1500.0
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--sleep 2
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UPDATE t1 SET b='x'||a||'y';
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SELECT total(length(b)) FROM t1;
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--match 247
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--end
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--task 2
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DROP TABLE IF EXISTS t2;
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CREATE TABLE t2(a INTEGER PRIMARY KEY, b);
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--sleep 1
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INSERT INTO t2 VALUES(1, randomblob(2000));
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INSERT INTO t2 VALUES(2, randomblob(1000));
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--sleep 1
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INSERT INTO t2 SELECT a+2, randomblob(1500) FROM t2;
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INSERT INTO t2 SELECT a+4, randomblob(1500) FROM t2;
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INSERT INTO t2 SELECT a+8, randomblob(1500) FROM t2;
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--sleep 1
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INSERT INTO t2 SELECT a+16, randomblob(1500) FROM t2;
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--sleep 1
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INSERT INTO t2 SELECT a+32, randomblob(1500) FROM t2;
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SELECT count(*) FROM t2;
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--match 64
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SELECT avg(length(b)) FROM t2;
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--match 1500.0
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--sleep 2
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UPDATE t2 SET b='x'||a||'y';
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SELECT total(length(b)) FROM t2;
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--match 247
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--end
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--task 3
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DROP TABLE IF EXISTS t3;
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CREATE TABLE t3(a INTEGER PRIMARY KEY, b);
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--sleep 1
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INSERT INTO t3 VALUES(1, randomblob(2000));
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INSERT INTO t3 VALUES(2, randomblob(1000));
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--sleep 1
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INSERT INTO t3 SELECT a+2, randomblob(1500) FROM t3;
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INSERT INTO t3 SELECT a+4, randomblob(1500) FROM t3;
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INSERT INTO t3 SELECT a+8, randomblob(1500) FROM t3;
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--sleep 1
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INSERT INTO t3 SELECT a+16, randomblob(1500) FROM t3;
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--sleep 1
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INSERT INTO t3 SELECT a+32, randomblob(1500) FROM t3;
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SELECT count(*) FROM t3;
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--match 64
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SELECT avg(length(b)) FROM t3;
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--match 1500.0
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--sleep 2
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UPDATE t3 SET b='x'||a||'y';
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SELECT total(length(b)) FROM t3;
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--match 247
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--end
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--task 4
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DROP TABLE IF EXISTS t4;
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CREATE TABLE t4(a INTEGER PRIMARY KEY, b);
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--sleep 1
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INSERT INTO t4 VALUES(1, randomblob(2000));
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INSERT INTO t4 VALUES(2, randomblob(1000));
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--sleep 1
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INSERT INTO t4 SELECT a+2, randomblob(1500) FROM t4;
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INSERT INTO t4 SELECT a+4, randomblob(1500) FROM t4;
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INSERT INTO t4 SELECT a+8, randomblob(1500) FROM t4;
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--sleep 1
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INSERT INTO t4 SELECT a+16, randomblob(1500) FROM t4;
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--sleep 1
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INSERT INTO t4 SELECT a+32, randomblob(1500) FROM t4;
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SELECT count(*) FROM t4;
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--match 64
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SELECT avg(length(b)) FROM t4;
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--match 1500.0
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--sleep 2
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UPDATE t4 SET b='x'||a||'y';
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SELECT total(length(b)) FROM t4;
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--match 247
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--end
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--task 5
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DROP TABLE IF EXISTS t5;
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CREATE TABLE t5(a INTEGER PRIMARY KEY, b);
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--sleep 1
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INSERT INTO t5 VALUES(1, randomblob(2000));
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INSERT INTO t5 VALUES(2, randomblob(1000));
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--sleep 1
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INSERT INTO t5 SELECT a+2, randomblob(1500) FROM t5;
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INSERT INTO t5 SELECT a+4, randomblob(1500) FROM t5;
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INSERT INTO t5 SELECT a+8, randomblob(1500) FROM t5;
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--sleep 1
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INSERT INTO t5 SELECT a+16, randomblob(1500) FROM t5;
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--sleep 1
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INSERT INTO t5 SELECT a+32, randomblob(1500) FROM t5;
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SELECT count(*) FROM t5;
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--match 64
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SELECT avg(length(b)) FROM t5;
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--match 1500.0
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--sleep 2
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UPDATE t5 SET b='x'||a||'y';
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SELECT total(length(b)) FROM t5;
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--match 247
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--end
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--wait all
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SELECT count(*), total(length(b)) FROM t1;
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--match 64 247
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SELECT count(*), total(length(b)) FROM t2;
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--match 64 247
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SELECT count(*), total(length(b)) FROM t3;
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--match 64 247
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SELECT count(*), total(length(b)) FROM t4;
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--match 64 247
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SELECT count(*), total(length(b)) FROM t5;
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--match 64 247
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DROP TABLE t1;
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DROP TABLE t2;
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DROP TABLE t3;
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DROP TABLE t4;
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DROP TABLE t5;
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