Support MySQL GRANT SENSITIVE_VARIABLES_OBSERVER (#4412)

Author: kgalieva

sql/mysql/Oracle/examples/grant.sql

@@ -23,6 +23,7 @@ ENCRYPTION_KEY_ADMIN, FIREWALL_ADMIN, FIREWALL_USER, GROUP_REPLICATION_ADMIN, IN
 NDB_STORED_USER, PERSIST_RO_VARIABLES_ADMIN, REPLICATION_APPLIER, REPLICATION_SLAVE_ADMIN, RESOURCE_GROUP_ADMIN,
 RESOURCE_GROUP_USER, ROLE_ADMIN, SESSION_VARIABLES_ADMIN, SET_USER_ID, SHOW_ROUTINE, SYSTEM_VARIABLES_ADMIN, AUTHENTICATION_POLICY_ADMIN,
 TABLE_ENCRYPTION_ADMIN, VERSION_TOKEN_ADMIN, XA_RECOVER_ADMIN, AUDIT_ABORT_EXEMPT, FIREWALL_EXEMPT, SKIP_QUERY_REWRITE, TP_CONNECTION_ADMIN ON *.* TO `admin`@`localhost`;
+GRANT SENSITIVE_VARIABLES_OBSERVER ON *.* TO `admin`@`%`;
 #NB: GRANT SELECT, INSERT, UPDATE ON *.* TO u4 AS u1 WITH ROLE r1;
 #NB: GRANT SELECT, RELOAD, REPLICATION SLAVE, REPLICATION CLIENT, SHOW VIEW, EVENT, TRIGGER ON *.* TO 'xuser1'@'%', 'xuser2'@'%'
 # AS 'root'@'%' WITH ROLE 'cloudsqlsuperuser'@'%';

sql/mysql/Positive-Technologies/MySqlLexer.g4

@@ -811,6 +811,7 @@ RESOURCE_GROUP_USER         : 'RESOURCE_GROUP_USER';
 ROLE_ADMIN                  : 'ROLE_ADMIN';
 ROUTINE                     : 'ROUTINE';
 S3                          : 'S3';
+SENSITIVE_VARIABLES_OBSERVER: 'SENSITIVE_VARIABLES_OBSERVER';
 SERVICE_CONNECTION_ADMIN    : 'SERVICE_CONNECTION_ADMIN';
 SESSION_VARIABLES_ADMIN     : QUOTE_SYMB? 'SESSION_VARIABLES_ADMIN' QUOTE_SYMB?;
 SET_USER_ID                 : 'SET_USER_ID';

sql/mysql/Positive-Technologies/MySqlParser.g4

@@ -1681,6 +1681,7 @@ privilege
     | RESOURCE_GROUP_ADMIN
     | RESOURCE_GROUP_USER
     | ROLE_ADMIN
+    | SENSITIVE_VARIABLES_OBSERVER
     | SERVICE_CONNECTION_ADMIN
     | SESSION_VARIABLES_ADMIN
     | SET_USER_ID
@@ -3057,6 +3058,7 @@ keywordsCanBeId
     | SCHEMA_NAME
     | SECURITY
     | SECONDARY_ENGINE_ATTRIBUTE
+    | SENSITIVE_VARIABLES_OBSERVER
     | SEQUENCE_TABLE
     | SERIAL
     | SERVER

sql/mysql/Positive-Technologies/examples/grant.sql

@@ -25,6 +25,7 @@ ENCRYPTION_KEY_ADMIN, FIREWALL_ADMIN, FIREWALL_USER, GROUP_REPLICATION_ADMIN, IN
 NDB_STORED_USER, PERSIST_RO_VARIABLES_ADMIN, REPLICATION_APPLIER, REPLICATION_SLAVE_ADMIN, RESOURCE_GROUP_ADMIN,
 RESOURCE_GROUP_USER, ROLE_ADMIN, SESSION_VARIABLES_ADMIN, SET_USER_ID, SHOW_ROUTINE, SYSTEM_VARIABLES_ADMIN, AUTHENTICATION_POLICY_ADMIN,
 TABLE_ENCRYPTION_ADMIN, VERSION_TOKEN_ADMIN, XA_RECOVER_ADMIN, AUDIT_ABORT_EXEMPT, FIREWALL_EXEMPT, SKIP_QUERY_REWRITE, TELEMETRY_LOG_ADMIN, TP_CONNECTION_ADMIN ON *.* TO `admin`@`localhost`;
+GRANT SENSITIVE_VARIABLES_OBSERVER ON *.* TO `admin`@`%`;
 GRANT SELECT, INSERT, UPDATE ON *.* TO u4 AS u1 WITH ROLE r1;
 GRANT SELECT, RELOAD, REPLICATION SLAVE, REPLICATION CLIENT, SHOW VIEW, EVENT, TRIGGER ON *.* TO 'xuser1'@'%', 'xuser2'@'%'
 AS 'root'@'%' WITH ROLE 'cloudsqlsuperuser'@'%';