针对mysql建表语句中报索引过长问题

针对mysql建表语句中报索引过长问题

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① 执行
show variables like ‘%innodb_large_prefix%’;

若value值为off，则执行
set global innodb_large_prefix=on;

② 执行
show variables like ‘%innodb_file_format%’;

若innodb_file_format 与innodb_file_format_max 的value值非Barracuda
则执行：
set global innodb_file_format=Barracuda;
set global innodb_file_format_max=Barracuda;

③再在建表语句后添加 ROW_FORMAT=DYNAMIC
如：