73 lines
2.5 KiB
Plaintext
73 lines
2.5 KiB
Plaintext
use performance_schema;
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set @start_read_only= @@global.read_only;
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set @start_super_read_only= @@global.super_read_only;
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create user pfsuser@localhost;
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grant SELECT, UPDATE on performance_schema.* to pfsuser@localhost;
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flush privileges;
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connect con1, localhost, pfsuser, , test;
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connection default;
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set global read_only=0;
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connection con1;
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select @@global.read_only;
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@@global.read_only
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0
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show grants;
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Grants for pfsuser@localhost
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GRANT USAGE ON *.* TO `pfsuser`@`localhost`
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GRANT SELECT, UPDATE ON `performance_schema`.* TO `pfsuser`@`localhost`
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select * from performance_schema.setup_instruments;
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update performance_schema.setup_instruments set enabled='NO';
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update performance_schema.setup_instruments set enabled='YES';
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connection default;
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set global read_only=1;
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connection con1;
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select @@global.read_only;
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@@global.read_only
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1
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show grants;
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Grants for pfsuser@localhost
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GRANT USAGE ON *.* TO `pfsuser`@`localhost`
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GRANT SELECT, UPDATE ON `performance_schema`.* TO `pfsuser`@`localhost`
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# Update on perf_schema is allowed in read_only mode.
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select * from performance_schema.setup_instruments;
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update performance_schema.setup_instruments set enabled='NO';
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update performance_schema.setup_instruments set enabled='YES';
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connection default;
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grant super on *.* to pfsuser@localhost;
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Warnings:
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Warning 1287 The SUPER privilege identifier is deprecated
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flush privileges;
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disconnect con1;
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connect con1, localhost, pfsuser, , test;
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select @@global.read_only;
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@@global.read_only
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1
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show grants;
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Grants for pfsuser@localhost
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GRANT SUPER ON *.* TO `pfsuser`@`localhost`
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GRANT SELECT, UPDATE ON `performance_schema`.* TO `pfsuser`@`localhost`
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select * from performance_schema.setup_instruments;
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update performance_schema.setup_instruments set enabled='NO';
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update performance_schema.setup_instruments set enabled='YES';
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connection default;
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set global super_read_only=1;
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connection con1;
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select @@global.super_read_only;
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@@global.super_read_only
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1
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show grants;
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Grants for pfsuser@localhost
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GRANT SUPER ON *.* TO `pfsuser`@`localhost`
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GRANT SELECT, UPDATE ON `performance_schema`.* TO `pfsuser`@`localhost`
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select * from performance_schema.setup_instruments;
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# Update is allowed in super_read_only on perf schema for
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# super user.
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update performance_schema.setup_instruments set enabled='NO';
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update performance_schema.setup_instruments set enabled='YES';
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disconnect con1;
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connection default;
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set global read_only= @start_read_only;
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set global super_read_only= @start_super_read_only;
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drop user pfsuser@localhost;
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flush privileges;
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