Schema::connection('')->table($tableName, function (Blueprint $table) { $sm = Schema::getConnection()->getDoctrineSchemaManager(); $indexesFound = $sm->listTableIndexes('table'); if(array_key_exists("index_name", $indexesFound)) $table->dropUnique("index_name"); });
laravel Schema 查看索引是否存在
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转载自www.cnblogs.com/eleven24/p/10571209.html
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