FUNCTION with_function(p_id IN NUMBER) RETURN NUMBER IS BEGIN RETURN p_id; END; SELECT with_function(a.id) FROM dual); / SET a.id = (WITH * ERROR at line 2: ORA-32034: unsupported use of WITH clause SQL> 加上WITH_PLSQL hint后,语句编译通过且如期运行。 UPDATE /*+ WITH_PLSQL *...
a query_name defined in one subquery_factoring_clause can be used in the subquery of any subsequent subquery_factoring_clause.(WITH语句不允许嵌套,之前定义的WITH语句可以在它后面的任何一个WITH语句中使用)
Purpose For a specified measure, LISTAGG orders data within each group specified in the ORDER BY clause and then concatenates the values of the measure column. ■ As a single-set aggregate function, LISTAGG operates on all rows and returns a single output row. ■ As a group-set aggregate, ...
The design of the Event Engine uses a satellite concept, in which there are 1-4 Oracle Fusion Middleware User's Guide for Oracle Business Activity Monitoring Oracle BAM Web Applications four different systems (satellites) which event clauses can be registered with and tracked in. The Date and ...
(2)If CURSOR_SPACE_FOR_TIMEis set to true, then a cursorcan be deallocated only when all application cursors associated with itsstatement are closed. In this case, Oracle Database need not verify thata cursor is in the cache because it cannot be deallocated while an applicationcursor associat...
Italicized code font indicates placeholder text that you need to replace with an appropriate value. Brackets enclose optional clauses from which you can choose one or none. Ellipses indicate that extraneous information have been omitted. xx 1 Summary of Installation Steps Oracle Application Server is...
Table trigger firing order 表触发器点火次序- Oracle 11g PL/SQL and beyond will allow you to specify trigger firing order with the "precedes" and "follows" clauses. Seetrigger firing order tips Invisible indexes 不可见索引-Rich Niemiecclaims that the new 11g ...
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FUNCTION with_function(p_id IN NUMBER) RETURN NUMBER IS BEGIN RETURN p_id; END; SELECT with_function(a.id) FROM dual); / SET a.id = (WITH * ERROR at line 2: ORA-32034: unsupported use of WITH clause SQL> 加上WITH_PLSQL hint后,语句编译通过且如期运行。 UPDATE /*+ WITH_PLSQL *...
This clause is optional and defaults to NULL. The orderbyclause determines the order in which the concatenated values are returned. The function is deterministic only if the ORDER BY column list achieved unique ordering. The return data type is RAW if the measure column is RAW; otherwise the ...