1. 创建存储过程 create or replace procedureproc_1 ( @parameter1 varchar(255), @parameter2 int, @parameter3 varchar(255) )asdeclare# 声明变量 @name varchar(255), @length int, @width int, @height intbegin# 一个begin对应一个end,代表一个整体(类似同一等级的缩进)set@name='需要一个字符串's...
create or replace type type_row as object ( id int, name varchar2(50) ) 修改表对象类型的定义语句如下: Sql代码 create or replace type type_table is table of type_row; 1)、管道化表函数方式: Sql代码 create or replace function f_pipe(s number) return type_table pipelined as v_type_row...
select name, object_id, type from sys.objects where type in ('fn', 'if', 'tf') or type like '%f%'; if (exists (select * from sys.objects where type in ('fn', 'if', 'tf') and name = 'fun_find_stuRecord')) drop function fun_find_stuRecord go create function fun_find_st...
select name, object_id, type from sys.objects where type in (‘fn’, ‘if’, ‘tf’) or type like ‘%f%’; if (exists (select * from sys.objects where type in (‘fn’, ‘if’, ‘tf’) and name = ‘fun_find_stuRecord’)) drop function fun_find_stuRecord go create function ...
createorreplacetriggertrg_customers beforeinsertoncustomersforeach rowbeginselectCUSTOMER_ID_SEQ.nextvalinto:new.idfromdual;end; 插入一条记录 insertintocustomers(name)values('test'); 这是我们会发现这一条记录被插入到数据库中,并且id还是自增长的。
abstractSyncPoller<PollResult<SqlServerInstanceInner>,SqlServerInstanceInner>beginCreate(String resourceGroupName, String sqlServerInstanceName, SqlServerInstanceInner sqlServerInstance, Context context) Creates or replaces a SQL Server Instance resource.
CREATE [ OR ALTER ] FUNCTION [ schema_name. ] function_name ( [ { @parameter_name [ AS ] [ type_schema_name. ] parameter_data_type [ NULL ] [ = default ] [ READONLY ] } [ , ...n ] ] ) RETURNS return_data_type [ WITH <function_option> [ , ...n ] ] [ AS ] BEGIN...
CREATE PROCEDURE[dbo].[USP_GetPageData] ( @SQLSTR VARCHAR(8000) -- 查询的SQL语句 , @CURPAGE INT -- 当前页面位置 , @PAGESIZE INT -- 页面显示的数据行数 ) AS BEGIN SET NOCOUNT ON DECLARE @P1 INT --游标 , @ROWCOUNT INT , @COUNTPAGE INT , @CurRow INT EXEC sp_cursoropen @P1 ...
CREATE [ OR ALTER ] FUNCTION [ schema_name. ] function_name ( [ { @parameter_name [ AS ] [ type_schema_name. ] parameter_data_type [ NULL ] [ = default ] [ READONLY ] } [ , ...n ] ] ) RETURNS return_data_type [ WITH <function_option> [ , ...n ] ] [ AS ] BEGIN...
create external table if not exists dept( deptno int, dname string, ) row format delimited fields terminated by '\t'; 修改表 可以只用一个replace columns 查询表 desc dept; 重命名 ALTER TABLE 旧表名 RENAME TO 表名。 修改alter 替换一列 alter table 表名 change column 旧列名 新列名 数...