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Spinoff from MDEV-29659.
INSTALL PLUGIN Spider SONAME 'ha_spider.so';
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CREATE USER Spider@localhost IDENTIFIED BY 'PWD123';
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GRANT ALL ON test.* TO Spider@localhost;
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CREATE SERVER srv FOREIGN DATA WRAPPER MYSQL OPTIONS (SOCKET '../socket.sock', DATABASE 'test', USER 'Spider', PASSWORD 'PWD123');
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CREATE TABLE t (c INT) ENGINE=InnoDB;
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SET spider_internal_sql_log_off=0;
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CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=Spider COMMENT='WRAPPER "mysql", srv "srv", TABLE "t"';
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SELECT LEFT('a', SUM(a)) FROM t1;
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Leads to:
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10.11.0 6ebdd3013a18b01dbecec76b870810329eb76586 (Debug)
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10.11.0-dbg>SELECT LEFT('a', SUM(a)) FROM t1;
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ERROR 1227 (42000): Access denied; you need (at least one of) the SUPER privilege(s) for this operation
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10.11.0 6ebdd3013a18b01dbecec76b870810329eb76586 (Debug)
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Version: '10.11.0-MariaDB-debug' socket: '/test/MD190922-mariadb-10.11.0-linux-x86_64-dbg/socket.sock' port: 12223 MariaDB Server
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2022-09-28 20:34:12 4 [ERROR] Got error 1227 when reading table './test/t1'
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$ ./bin/perror 1227
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MariaDB error code 1227 (ER_SPECIFIC_ACCESS_DENIED_ERROR): Access denied; you need (at least one of) the %-.128s privilege(s) for this operation
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Present in 10.4+
Proposal to improve the error log message to include the information visible in the CLI or when using perror.
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