Check out example codes for "sql server check table exists". It will help you in understanding the concepts better.

Code Example 1

IF (EXISTS (SELECT * 
                 FROM INFORMATION_SCHEMA.TABLES 
                 WHERE TABLE_SCHEMA = 'TheSchema' 
                 AND  TABLE_NAME = 'TheTable'))
BEGIN
    --Do Stuff
END

Code Example 2

IF EXISTS 
  (SELECT object_id FROM sys.tables
  WHERE name = 'Artists'
  AND SCHEMA_NAME(schema_id) = 'dbo')
  PRINT 'The table exists'
ELSE 
  PRINT 'The table does not exist';

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