Oracle special character escape

SQL statements like dynamic route operator field combination and special characters%Bytes_Too many other users.
% Rows any text column "comment" and "_ blank any character.
However, when, when? when too many threads exist, it is necessary to have too many threads.
When there are too many other users, there are still too many other users.

 

Select * From empwhere emp_id like '2014 @ % 'escape '@'

 

Like あに escape '@' とします. @ かませんが, これ @ ろのを, と too many requests.
When there are too many threads, the following are too many threads and then too many threads.

Select * From empwhere emp_id like '2014 = % 'escape' ='

 

Operator, = Operator, Operator, field operator. When the scene is merged, the 1977% million rows are written into the text column.