TAILIEUCHUNG - OCA /OCP Oracle Database 11g A ll-in-One Exam Guide- P83

OCA /OCP Oracle Database 11g A ll-in-One Exam Guide- P83:There is an ever increasing demand for staff with IT industry certification. The benefits to employers are significant—they can be certain that staff have a certain level of competence—and the benefits to the individuals, in terms of demand for their services, are equally great. Many employers are now requiring technical staff to have certifications, and many IT purchasers will not buy from firms that do not have certified staff. | OCA OCP Oracle Database 11g All-in-One Exam Guide 776 In the telesales example the two hundred data entry clerks could be in a group called OLTP and the half-dozen management accountants could be in a group called DSS. Some users could be in both groups depending on what work they are doing they will activate the appropriate group membership. Other groups might be BATCH to be given top priority for month-end processing and LOW for people who happen to have accounts on the system but are of no great significance. There are fourteen groups created by default when a database is created SYS_GROUP This is a group intended for the database administrators. By default only the SYS and SYSTEM users are in this group. DEFAULT_CONSUMER_GROUP This is a group for all users that have not been specifically assigned to any other group. By default all sessions other than SYS and SYSTEM are in this group and this membership is active when they first create a session. OTHER_GROUPS This is a group that all users are members of used as a catch-all for any sessions that are in groups not listed in the active Resource Manager plan. LOW_GROUP This group is intended for low-priority sessions. BATCH_GROUP INTERACTIVE_GROUP These are preconfigured groups intended for sessions doing certain types of work. The AUTOTASK groups There are seven groups associated with the automatic tasks such as gathering statistics and running advisors. These are intended to prevent the auto-tasks from impacting adversely on end-user sessions. ORA DIAGNOSTICS A group for running diagnostic tasks. To view the groups in your database query the views DBA_RSRC_CONSUMER_ GROUPS and DBA_USERS. The latter shows the initial consumer group set for each session at connect time see Figure 21-1 . Resource Manager Plans A Resource Manager plan is of a certain type. The most basic and most common type of plan is one that allocates CPU resources but there are other resource allocation methods. Many plans can exist within the .

TỪ KHÓA LIÊN QUAN
TAILIEUCHUNG - Chia sẻ tài liệu không giới hạn
Địa chỉ : 444 Hoang Hoa Tham, Hanoi, Viet Nam
Website : tailieuchung.com
Email : tailieuchung20@gmail.com
Tailieuchung.com là thư viện tài liệu trực tuyến, nơi chia sẽ trao đổi hàng triệu tài liệu như luận văn đồ án, sách, giáo trình, đề thi.
Chúng tôi không chịu trách nhiệm liên quan đến các vấn đề bản quyền nội dung tài liệu được thành viên tự nguyện đăng tải lên, nếu phát hiện thấy tài liệu xấu hoặc tài liệu có bản quyền xin hãy email cho chúng tôi.
Đã phát hiện trình chặn quảng cáo AdBlock
Trang web này phụ thuộc vào doanh thu từ số lần hiển thị quảng cáo để tồn tại. Vui lòng tắt trình chặn quảng cáo của bạn hoặc tạm dừng tính năng chặn quảng cáo cho trang web này.