針對mysql建表語句中報索引過長問題

針對mysql建表語句中報索引過長問題 Specified key was too long; max key length is 767 bytes ① 執行 show variables like ‘%innodb_large_prefix%’; 若value值爲off，則執行 set global innodb_large_prefix=on; ② 執行 show variables lik

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