DBMS_SQL.DEFINE_COLUMN(l_cursor,i,l_column_value,1000); end loop; l_row:=dbms_sql.execute(l_cursor); --执行语句 l_output:=utl_file.fopen(p_dir,p_filename||'.txt','w',32760); LOOP IF DBMS_SQL.FETCH_ROWS(l_cursor)>0 THEN l_line:=null; for i in 2..l_colcnt loop--得到...
1,first_column_value); DBMS_SQL.COLUMN_VALUE(l_cursor,i,l_column_value); l_line:=l_line||'|'||l_column_value; end loop; --- l_line:=first_column_value||l_line; utl_file.put_line(l_output,l_line); else exit; end if; end loop ; -- utl_file.fclose(l_...
CONTEXT: SQL statement "CALL dbms_output.put_line('i=' || i || ' : value=' || DBMS_RANDOM.value(low => 1, high => 10))" PL/pgSQL function inline_code_block line 6 at PERFORM NOTICE: i=2 : value=7.749117821455 CONTE...
CONTEXT: SQL statement "CALL dbms_output.put_line('i=' || i || ' : value=' || DBMS_RANDOM.value(low => 1, high => 10))" PL/pgSQL function inline_code_block line 6 at PERFORM NOTICE: i=3 : value=1.86734489817172 CONTEXT: SQL statement "CALL dbms_output.put_line('i=' || ...
l_output utl_file.file_type; l_line varchar2(4000):=null; -- l_colcnt integer; l_desctbl DBMS_SQL.DESC_TAB; l_cnt number default 0; first_column_value varchar2(1000); begin l_cursor:=dbms_sql.open_cursor; dbms_sql.parse(l_cursor,p_query,dbms_sql.native); --分析语句 ...
两种工具对应的同时显示sql及查询结果的方式,最后无论如何,输出格式都不一致,而且dbms_output和raise notice输出效果也不一样,raise notice前面会多一个"notice:",且无法去除。 也就是说,直接执行sql或者通过存储过程打印,两种方式都堵死了。 可是,真的就没有办法了么?
DBMS_OUTPUT.PUT_LINE('err'); => RAISE NOTICE '%','err'; 调用传参操作符 => 会转换为 := EXISTS IF NOT FOUND => EXISTS SQL%NOTFOUND => NOT FOUND SQL%FOUND => FOUND SQL%ROWCOUNT => V_SQLROWCOUNT SYS_REFCURSOR => REFCURSOR
openGauss数据库数据分析考试 （答案见尾页）一、选择题 1. openGauss数据库是由哪个公司开发的？A. Google B. Amazon C. Microsoft D. Huawei 2. openGauss数据库的特点之一是支持以下哪种编程语言？A. Python B. Java C. C++ D. JavaScript 3. openGauss数据库的优势之一是提供高性能的数据处理能力，这主要...
" WHERE implementation_info_name = 'DBMS VERSION';\n", infoversion); buf_features = escape_quotes(features_file); PG_CMD_PRINTF1("COPY information_schema.sql_features " " (feature_id, feature_name, sub_feature_id, " " sub_feature_name, is_supported, comments) " ...
DBMS_OUTPUT.PUT_LINE('err'); => RAISE NOTICE '%','err'; 调用传参操作符 => 会转换为 := EXISTS IF NOT FOUND => EXISTS SQL%NOTFOUND => NOT FOUND SQL%FOUND => FOUND SQL%ROWCOUNT => V_SQLROWCOUNT SYS_REFCURSOR => REFCURSOR