Gbase 8C access authority query function (III)

has_directory_privilege(user, directory, privilege)

describe ： Specify whether the user has access directory Authority .

surface 1  Parameter type description

Parameter name	Legal input type
user	name, oid
directory	text, oid
privilege	text

Return type ：Boolean

has_directory_privilege(directory, privilege)

describe ： Whether the current user has access directory Authority , See table for legal parameter types 1.

Return type ：Boolean

has_foreign_data_wrapper_privilege(user, fdw, privilege)

describe ： Specify whether the user has access to the external data wrapper .

surface 2  Parameter type description

Parameter name	Legal input type
user	name, oid
fdw	text, oid
privilege	text

Return type ：Boolean

has_foreign_data_wrapper_privilege(fdw, privilege)

describe ： Whether the current user has access to the external data wrapper . See table for legal parameter types 2.

Return type ：Boolean

remarks ：has_foreign_data_wrapper_privilege Check whether the user can access the external data wrapper in a specific way . Its parameters are similar has_table_privilege. The access permission type must be USAGE.

has_function_privilege(user, function, privilege)

describe ： Specify whether the user has access to the function .

surface 3  Parameter type description

Parameter name	Legal input type
user	name, oid
function	text, oid
privilege	text

Return type ：Boolean

has_function_privilege(function, privilege)

describe ： Whether the current user has access to the function . See table for legal parameter types 3.

Return type ：Boolean

remarks ：has_function_privilege Check whether a user can access a function in the specified way . Its parameters are similar has_table_privilege. Use text characters instead of OID When you declare a function , Allowed types and regprocedure The data types are the same （ Please refer to object identifier type ）. The access permission type must be EXECUTE、ALTER、DROP or COMMENT.