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CREATE TABLE valid_values (value varchar(255)) ENGINE=myisam;
INSERT INTO valid_values VALUES(100);
INSERT INTO valid_values VALUES(1);
INSERT INTO valid_values VALUES(0);
CREATE TABLE invalid_values (value varchar(255)) ENGINE=myisam;
INSERT INTO invalid_values VALUES('\'aaa\'');
INSERT INTO invalid_values VALUES('\'bbb\'');
INSERT INTO invalid_values VALUES('\'-1\'');
INSERT INTO invalid_values VALUES('\'101\'');
INSERT INTO invalid_values VALUES('\'484436\'');
SET @start_global_value = @@global.ROCKSDB_BYTES_PER_SYNC;
SELECT @start_global_value;
@start_global_value
0
'# Setting to valid values in global scope#'
"Trying to set variable @@global.ROCKSDB_BYTES_PER_SYNC to 100"
SET @@global.ROCKSDB_BYTES_PER_SYNC = 100;
SELECT @@global.ROCKSDB_BYTES_PER_SYNC;
@@global.ROCKSDB_BYTES_PER_SYNC
100
"Setting the global scope variable back to default"
SET @@global.ROCKSDB_BYTES_PER_SYNC = DEFAULT;
SELECT @@global.ROCKSDB_BYTES_PER_SYNC;
@@global.ROCKSDB_BYTES_PER_SYNC
0
"Trying to set variable @@global.ROCKSDB_BYTES_PER_SYNC to 1"
SET @@global.ROCKSDB_BYTES_PER_SYNC = 1;
SELECT @@global.ROCKSDB_BYTES_PER_SYNC;
@@global.ROCKSDB_BYTES_PER_SYNC
1
"Setting the global scope variable back to default"
SET @@global.ROCKSDB_BYTES_PER_SYNC = DEFAULT;
SELECT @@global.ROCKSDB_BYTES_PER_SYNC;
@@global.ROCKSDB_BYTES_PER_SYNC
0
"Trying to set variable @@global.ROCKSDB_BYTES_PER_SYNC to 0"
SET @@global.ROCKSDB_BYTES_PER_SYNC = 0;
SELECT @@global.ROCKSDB_BYTES_PER_SYNC;
@@global.ROCKSDB_BYTES_PER_SYNC
0
"Setting the global scope variable back to default"
SET @@global.ROCKSDB_BYTES_PER_SYNC = DEFAULT;
SELECT @@global.ROCKSDB_BYTES_PER_SYNC;
@@global.ROCKSDB_BYTES_PER_SYNC
0
"Trying to set variable @@session.ROCKSDB_BYTES_PER_SYNC to 444. It should fail because it is not session."
SET @@session.ROCKSDB_BYTES_PER_SYNC = 444;
ERROR HY000: Variable 'rocksdb_bytes_per_sync' is a GLOBAL variable and should be set with SET GLOBAL
'# Testing with invalid values in global scope #'
"Trying to set variable @@global.ROCKSDB_BYTES_PER_SYNC to 'aaa'"
SET @@global.ROCKSDB_BYTES_PER_SYNC = 'aaa';
Got one of the listed errors
SELECT @@global.ROCKSDB_BYTES_PER_SYNC;
@@global.ROCKSDB_BYTES_PER_SYNC
0
"Trying to set variable @@global.ROCKSDB_BYTES_PER_SYNC to 'bbb'"
SET @@global.ROCKSDB_BYTES_PER_SYNC = 'bbb';
Got one of the listed errors
SELECT @@global.ROCKSDB_BYTES_PER_SYNC;
@@global.ROCKSDB_BYTES_PER_SYNC
0
"Trying to set variable @@global.ROCKSDB_BYTES_PER_SYNC to '-1'"
SET @@global.ROCKSDB_BYTES_PER_SYNC = '-1';
Got one of the listed errors
SELECT @@global.ROCKSDB_BYTES_PER_SYNC;
@@global.ROCKSDB_BYTES_PER_SYNC
0
"Trying to set variable @@global.ROCKSDB_BYTES_PER_SYNC to '101'"
SET @@global.ROCKSDB_BYTES_PER_SYNC = '101';
Got one of the listed errors
SELECT @@global.ROCKSDB_BYTES_PER_SYNC;
@@global.ROCKSDB_BYTES_PER_SYNC
0
"Trying to set variable @@global.ROCKSDB_BYTES_PER_SYNC to '484436'"
SET @@global.ROCKSDB_BYTES_PER_SYNC = '484436';
Got one of the listed errors
SELECT @@global.ROCKSDB_BYTES_PER_SYNC;
@@global.ROCKSDB_BYTES_PER_SYNC
0
SET @@global.ROCKSDB_BYTES_PER_SYNC = @start_global_value;
SELECT @@global.ROCKSDB_BYTES_PER_SYNC;
@@global.ROCKSDB_BYTES_PER_SYNC
0
DROP TABLE valid_values;
DROP TABLE invalid_values;
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