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ab38b7511b
A read-only storage engine that stores it's data in (aws) S3 To store data in S3 one could use ALTER TABLE: ALTER TABLE table_name ENGINE=S3 libmarias3 integration done by Sergei Golubchik libmarias3 created by Andrew Hutchings
104 lines
3.0 KiB
Plaintext
104 lines
3.0 KiB
Plaintext
drop table if exists t1,t2,t3;
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#
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# Test ALTER TABLE to and from s3
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#
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create table t1 (a int, b int) engine=aria;
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insert into t1 select seq,seq+10 from seq_1_to_1000;
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alter table t1 engine=s3;
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) DEFAULT NULL
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) ENGINE=S3 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1
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alter table t1 comment="hello";
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) DEFAULT NULL
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) ENGINE=S3 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1 COMMENT='hello'
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alter table t1 engine=aria;
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) DEFAULT NULL
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) ENGINE=Aria DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1 COMMENT='hello'
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select count(*), sum(a), sum(b) from t1;
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count(*) sum(a) sum(b)
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1000 500500 510500
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drop table t1;
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#
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# Test ALTER TABLE to and from s3 with rename
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#
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create table t1 (a int, b int) engine=aria select seq as a,seq+10 as b from seq_1_to_10;
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alter table t1 rename to t2, engine=s3;
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select count(*), sum(a), sum(b) from t2;
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count(*) sum(a) sum(b)
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10 55 155
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show create table t2;
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Table Create Table
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t2 CREATE TABLE `t2` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) DEFAULT NULL
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) ENGINE=S3 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1
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alter table t2 rename to t3, engine=aria;
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show create table t3;
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Table Create Table
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t3 CREATE TABLE `t3` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) DEFAULT NULL
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) ENGINE=Aria DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1
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select count(*), sum(a), sum(b) from t3;
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count(*) sum(a) sum(b)
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10 55 155
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drop table t3;
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#
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# Test changing options for a s3 table
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#
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create table t1 (a int, b int) engine=aria select seq as a,seq+10 as b from seq_1_to_1000;
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alter table t1 engine=s3;
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alter table t1 engine=s3, compression_algorithm="zlib";
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) DEFAULT NULL
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) ENGINE=S3 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1 `compression_algorithm`='zlib'
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select count(*), sum(a), sum(b) from t1;
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count(*) sum(a) sum(b)
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1000 500500 510500
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drop table t1;
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#
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# Test ALTER TABLE for S3
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#
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create table t1 (a int, b int) engine=aria select seq as a,seq+10 as b from seq_1_to_10;
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alter table t1 add column c int, engine=s3;
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alter table t1 add column d int;
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) DEFAULT NULL,
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`c` int(11) DEFAULT NULL,
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`d` int(11) DEFAULT NULL
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) ENGINE=S3 DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1
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select count(*), sum(a), sum(b), sum(c), sum(d) from t1;
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count(*) sum(a) sum(b) sum(c) sum(d)
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10 55 155 NULL NULL
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drop table t1;
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#
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# Test RENAME TABLE
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#
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create table t1 (a int, b int) engine=aria select seq as a, seq+10 as b from seq_1_to_10;
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alter table t1 engine=s3;
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rename table t1 to t3;
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alter table t3 rename t2;
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select count(*), sum(a), sum(b) from t2;
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count(*) sum(a) sum(b)
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10 55 155
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select count(*), sum(a), sum(b) from t1;
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ERROR 42S02: Table 'database.t1' doesn't exist
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drop table t2;
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