Sql how to get courses that i have made prerequisites

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  Complete output (15 lines): /bin/sh: 1: mysql_config: not found /bin/sh: 1: mariadb_config: not found /bin/sh: 1: mysql_config: not found Traceback (most recent call last): File "<string>", line 1, in <module> File "/tmp/pi

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  GROUP BY clause; this is incompatible with sql_mode=only_full_group_by

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