在PL/SQL中,可以使用DBMS_OUTPUT.PUT_LINE来输出结果。下面是一个简单的示例:DECLARE result VARCHAR2(50); BEGIN result := 'Hello, World!'; DBMS_OUTPUT.PUT_LINE(result); END; 复制代码在运行上面的代码后,你可以在Oracle SQL开发工具中查看输出结果。确保在执行PL/SQL代码之前开启输出窗口,例如在SQL Dev...
PRINT_TABLE 列以行形式显示 在sqlplus,如果列比较多,往往会显示不够清晰,这时如果能把查询语句行转列就明了多了,在网上看到print_table存储过程:里面所设置的日期格式,可根据自己习惯修改 1CREATEORREPLACEPROCEDUREPRINT_TABLE(P_QUERYINVARCHAR2) AUTHIDCURRENT_USERIS2L_THECURSORINTEGERDEFAULTDBMS_SQL.OPEN_CURSOR...
CREATEORREPLACEPROCEDUREprint_table(p_queryINVARCHAR2) AUTHIDCURRENT_USER IS l_thecursorINTEGERDEFAULTdbms_sql.open_cursor; l_columnvalue VARCHAR2(4000); l_statusINTEGER; l_desctbl dbms_sql.desc_tab; l_colcnt NUMBER; BEGIN EXECUTEIMMEDIATE'alter session set nls_date_format=''dd-mon-yyyy hh2...
The 'print' function is used in PL/SQL to display output values in the console. Syntax The syntax for the 'print' statement is as follows: DBMS_OUTPUT.PUT_LINE ('output_value'); 复制 The 'output_value' can be a string, number, or variable that is calculated within the PL/SQL block...
在sqlplus,如果列比较多,往往会显示不够清晰,这时如果能把查询语句行转列就明了多了,可以用print_table存储过程实现。 存储过程PRINT_TABLE源码 CREATEORREPLACEPROCEDUREPRINT_TABLE(P_QUERYINVARCHAR2, P_DATE_FMTINVARCHAR2DEFAULT'YYYY-MM-DD HH24:MI:SS')-- THIS UTILITY IS DESIGNED TO BE INSTALLED ONCE...
简介:Oracle行转列函数PRINT_TABLE的用法 简介 在sqlplus,如果列比较多,往往会显示不够清晰,这时如果能把查询语句行转列就明了多了,可以用print_table存储过程实现。 存储过程PRINT_TABLE源码 CREATE OR REPLACE PROCEDURE PRINT_TABLE(P_QUERY IN VARCHAR2, ...
CREATE OR REPLACE PROCEDURE print_table(p_query IN VARCHAR2) 1. AUTHID CURRENT_USER 1. IS 1. l_thecursor INTEGER DEFAULT dbms_sql.open_cursor; 1. l_columnvalue VARCHAR2(4000); 1. l_status INTEGER; 1. l_desctbl dbms_sql.desc_tab; ...
A few weeks ago Jonathan Lewis has published anote about Tom Kyte’s print_table– a small PL/SQL procedure to output each row in a table as a list of(column_name , value). And since this note has gained some comments with other implementations, here is my contribution. Guess how? Of...
存储过程(Stored Procedure),就是一组用于完成特定数据库功能的SQL语句集,该SQL语句集经过编译后存储在数据库系统中。这篇文章主要介绍了oracle中print_table存储过程介绍,需要的朋友可以参考下 定义 所谓存储过程(Stored Procedure),就是一组用于完成特定数据库功能的SQL语句集,该SQL语句集经过 ...
procedure print_table ( p_query in varchar2, p_date_fmt in varchar2 default 'dd-mon-yyyy hh24:mi:ss' ) -- this utility is designed to be installed ONCE in a database and used -- by all. Also, it is nice to have roles enabled so that queries by ...