You need to perform an online table redefinition of an existing SALES table to partition it into two tablespaces TBS1 and TBS2. The SALES table has a materialized view， materialized log， indexes， referential integrity constraint， and triggers with the PRECEDES clause existing on it. What action is required for dependent objects when you perform online table redefinition？（） The dependent materialized view should have a complete refresh performed after the online table redefinition process.。 Triggers with the PRECEDES clause should be disabled before the online table redefinition process.。 Referential integrity constraints must be manually enabled after the online table redefinition process.。 The materialized log should be dropped before the online table redefinition process.。
液化石油气的贮罐首次使用或检修后使用要求容器内含氧量不能大于（）%。 8；。 7；。 6；。 3。
Given： Which five methods， inserted independently at line 5， will compile？（） protected int blipvert（long x） { return 0； }。 protected long blipvert（int x） { return 0； }。 private int blipvert（long x） { return 0； }。 private int blipvert（int x） { return 0； }。 public int blipvert（int x） { return 0； }。 protected long blipvert（long x） { return 0； }。 protected long blipvert（int x， int y） { return 0； }。
行道树类
You execute the following set of commands to create a database user and to grant the system privileges in your production environment. SQL> CREATE USER user01 IDENTIFIED BY oracle DEFAULT TABLESPACE tbs1 TEMPORARY TABLESPACE temp PROFILE default / SQL> GRANT create session， create table TO user01； While executing the command to create a table， the user gets the following error message and the CREATE TABLE.. command fails. ERROR at line 1： ORA-01950： no privileges on tablespace What could be the possible reason for this error message？（） The tablespace TBS1 is full.。 The user is not the owner of the SYSTEM tablespace.。 The user does not have quota on the TBS1 tablespace.。 The user does not have sufficient system privileges to create table in the TBS1 tablespace.。 The user does not have sufficient privileges to create table on the default permanent tablespace.。
幼儿园的楼梯高低要符合幼儿身心发展特点、家具的棱角不能过尖，玩具要常消毒等做法，体现幼儿园物质环境创设的（）
