You could use the case statement in an SQL statement : Case Query « Select Query « Oracle PL / SQL

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Oracle PL / SQL » Select Query » Case Query 
You could use the case statement in an SQL statement


SQL>
SQL>
SQL> -- You could use the case statement in an SQL statement as follows:
SQL>
SQL>     select table_name,
  2      CASE owner
  3      WHEN 'SYS' THEN 'The owner is SYS'
  4      WHEN 'SYSTEM' THEN 'The owner is SYSTEM'
  5      ELSE 'The owner is another value' END
  6      from all_tables
  7      where rownum<200;

TABLE_NAME                     CASEOWNERWHEN'SYS'THEN'THE
------------------------------ --------------------------
CON$                           The owner is SYS
RULESET$                       The owner is SYS
INDPART_PARAM$                 The owner is SYS
OL$                            The owner is another value
OL$HINTS                       The owner is another value
OL$NODES                       The owner is another value
SQL$                           The owner is SYS
SQL$TEXT                       The owner is SYS
SQLPROF$                       The owner is SYS
SQLPROF$DESC                   The owner is SYS

SQL>
SQL>
           
       
Related examples in the same category
1. Combine case with NVL function
2. Combine Case with group by
3. Use the CASE expression and SUM function
4. Use the CASE expression and SUM function to create an order price report
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