privileges - 权限列表 r--SELECT("read")w--UPDATE("write")a--INSERT("append")d--DELETED--TRUNCATEx--REFERENCESt--TRIGGERX--EXECUTEU--USAGEC--CREATEc--CONNECTT--TEMPORARYarwdDxt--ALLPRIVILEGES(fortables,variesforother objects)*--grant optionforpreceding privilege 跟acl有关的函数 postgres=#...
public | all_permissions | view | postgres=arwdDxt/postgres+| | | | | =r/postgres | | public | bb | table | | | public | column_permissions | view | postgres=arwdDxt/postgres+| | | | | =r/postgres | | public | database_permissions | view | postgres=arwdDxt/postgres+| | ...
input command is used to take input from the user. The flow of the program will be stopped until the user has entered any value. Whatever the user enters it will be converted into a string by the input function. If you want to take an integer as input then you have to convert it ex...