Gbase 8C access authority access function (IV)

has_language_privilege(user, language, privilege)

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

surface 1  Parameter type description

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

Return type ：Boolean

has_language_privilege(language, privilege)

describe ： Whether the current user has access to the language . See table for legal parameter types 1.

Return type ：Boolean

remarks ：has_language_privilege Check whether users can access a process language in a specific way . Its parameters are similar has_table_privilege. The access permission type must be USAGE.

has_nodegroup_privilege(user, nodegroup, privilege)

describe ： Check whether the user has access to the database node .

Return type ：Boolean

surface 2  Parameter type description

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

has_nodegroup_privilege(nodegroup, privilege)

describe ： Check whether the user has access to the database node . Parameters and has_table_privilege similar . The access permission type must be USAGE、CREATE、COMPUTE、ALTER or CROP.

Return type ：Boolean

has_schema_privilege(user, schema, privilege)

describe ： Specify whether the user has permission to access the mode .

Return type ：Boolean

has_schema_privilege(schema, privilege)

describe ： Whether the current user has permission to access the mode .

Return type ：Boolean

remarks ：has_schema_privilege Check whether users can access a schema in a specific way . Its parameters are similar has_table_privilege. The access permission type must be CREATE、USAGE、ALTER、DROP or COMMENT Some combinations of .

has_server_privilege(user, server, privilege)

describe ： Specify whether the user has access to external services .

Return type ：Boolean

has_server_privilege(server, privilege)

describe ： Whether the current user has access to external services .

Return type ：Boolean

remarks ：has_server_privilege Check whether the user can access an external server in the specified way . Its parameters are similar has_table_privilege. The access permission type must be USAGE、ALTER、DROP or COMMENT Value of one of .

has_table_privilege(user, table, privilege)

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

Return type ：Boolean