(2)解析游标(dbms_sql.parse) Parse cursor: A SQL statement is associated with thecursor. Its parsed representation that includes the execution plan (whichdescribes how the SQL engine will execute the SQL statement) is loaded in theshared pool, specifically, in the library cache. The structure i...
dbms_output.put_line('Name is updated'); else dbms_output.put_line('Name is not updated'); endif; end; / setserveroutput on declare begin fortableInfoin(select*fromuser_tables)loop dbms_output.put_line(tableInfo.table_name); endloop; exception whenothersthen dbms_output.put_line(sqlerrm...
PL/SQL opens animplicit cursor. You can get information about this cursor from its attributes, but you cannot control it. After the statement runs, the database closes the cursor; however, its attribute values remain available until another DML orSELECTINTOstatement runs. ...
(2)解析游标(dbms_sql.parse) Parse cursor: A SQL statement is associated with thecursor. Its parsed representation that includes the execution plan (whichdescribes how the SQL engine will execute the SQL statement) is loaded in theshared pool, specifically, in the library cache. The structure i...
(1)打开游标(dbms_sql.open_cursor) Open cursor: A memory structure for the cursor isallocated in the server-side private memory of the server process associatedwith the session, the user global area (UGA). Note that no SQL statement isassociated with the cursor yet. ...
create or replace package body TEST as procedure employees_loop(employees_cur IN employees_refcursor_type) is emp employees%rowtype; begin loop fetch employees_cur into emp; exit when employees_cur%NOTFOUND; dbms_output.put_line(emp.employee_id); end loop; end employees_loop; end TEST; / ...
DBMS_OUTPUT.PUT_LINE(emp_job.employee_id||': '||emp_job.employee_name||' is a '||emp_job.job_id); FETCH refcur_emp INTO emp_job; END LOOP; END; / Query OK, 0 rows affected 200: Jennifer is a AD_ASST 202: Pat is a MK_REP ...
Support Sign inArcGIS Enterprise SDK.NET API Reference Overview Guide .NET Guide Java Guide Custom data feedsAPI Reference .NET API Reference Java API Reference Sample Code Support ESRI.ArcGIS.Carto Interfaces IAISRequest IAreaPatch ICacheControlInfo ICacheDatasetInfo ICacheDescriptionInfo ICacheStorage...
DBMS_OUTPUT.PUT_LINE('Customer id: '||r_sales.customer_id ||' Credit: '|| r_sales.credit ||' Remaining Budget: '|| l_budget );-- check the budgetEXITWHENl_budget <=0;ENDLOOP;CLOSEc_sales;END;Code language:PostgreSQL SQL dialect and PL/pgSQL(pgsql) ...
begin for tag_record in (select trgt_name from t_b_phd_allunits) loop dbms_output.put_line(tag_record.trgt_name); end loop;end; --在定义REF CURSOR类型时不指定return子句 代码 declare type tag_cursor_type is ref cursor; tag_cusor tag_cursor_type; tag_record t_b_phd_allunits%rowtype...