2014-01-14 58 views

回答

5

有沒有簡單的方法來獲取執行的語句的數量,或受影響的行的累計計數。你需要添加代碼來跟蹤你自己。對於語句的數量,您可以在每次執行時將一個變量添加到變量中。對於受影響的行數,你可以使用SQL%ROWCOUNT implicit cursor attribute

declare 
    statement_count pls_integer := 0; 
    total_row_count pls_integer := 0; 
begin 
    insert into my_table (id) values (1); 
    statement_count := statement_count + 1; 
    total_row_count := total_row_count + SQL%ROW_COUNT; 
    dbms_output.put_line('Rows affected by statement ' || statement_count 
    || ': ' || SQL%ROWCOUNT); 

    update my_table set id = id + 1; 
    statement_count := statement_count + 1; 
    total_row_count := total_row_count + SQL%ROW_COUNT; 
    dbms_output.put_line('Rows affected by statement ' || statement_count 
    || ': ' || SQL%ROWCOUNT); 

    delete from my_table where id = 2; 
    statement_count := statement_count + 1; 
    total_row_count := total_row_count + SQL%ROW_COUNT; 
    dbms_output.put_line('Rows affected by statement ' || statement_count 
    || ': ' || SQL%ROWCOUNT); 

    dbms_output.put_line('Number of statements: ' || statement_count); 
    dbms_output.put_line('Total rows affected: ' || total_row_count); 
end; 
/

你需要,如果你只在提交的數值興趣commitrollback後的計數器(S)重置,如果你要成爲做那中間塊;儘管這通常不是必要的或者是一個好主意。

+0

正如我懷疑......沒有FOO%STATEMNTCOUNT,我們必須一一計算。 –