I inserted a new record and want to know its ID To get an ID of last inserted record, you can use this T-SQL: INSERTINTOPersons(FirstName)VALUES('Joe'); SELECTIDASLastIDFROMPersonsWHEREID=@@Identity; You can use query like this inside stored procedure or as an ad-hoc query. After ...
使插入一条数据strInsertSQL, 同时查询当前的IDselect SE_TD_POWER.currval from dual , /* 存储过程 create or replace procedure PRO_GetInsertedID( strInsertSQL varchar2, seqName varchar2, ID out NUMBER ) is strSql varchar(200); begin execute immediate strInsertSQL;--执行插入语句 strSql:='sele...
为了优化性能,可以考虑在应用层获取当前时间,然后传递给数据库,而不是在每个SQL语句中都调用getdate函数。例如,可以在应用代码中获取当前时间: DateTime currentTime = DateTime.Now; 然后在SQL语句中使用这个时间值: INSERT INTO orders (order_id, order_date, customer_id, amount) VALUES (1, @currentTime, '...
SQL Copy SELECT row_group_id, CAST(deleted_rows AS float)/CAST(total_rows AS float)*100 AS [% fragmented], created_time FROM sys.dm_db_column_store_row_group_physical_stats WHERE object_id = OBJECT_ID('FactOnlineSales2') AND state_desc = 'COMPRESSED' AND deleted_rows > 0 AND ...
public java.sql.Date getDate(java.lang.String columnName) 参数 columnName 一个包含列名的字符串 。 返回值 Date 对象。 例外 SQLServerException 备注 此getDate 方法是由 java.sql.ResultSet 接口中的 getDate 方法指定的。 此方法返回 SQL Server datetime 或 smalldatetime 数据类型的有效日期部分,...
Instead, when documents are created or updated, the c.description values must be inserted in all uppercase characters. The query then becomes:SQL Sao chép SELECT VALUE c.description FROM c WHERE c.description = "BABYFOOD, DESSERT, FRUIT DESSERT, WITHOUT ASCORBIC ACID, JUNIOR" ...
Oracle" for linked server Cannot grant, deny, or revoke permissions to sa, dbo, entity owner, information_schema, sys, or yourself. Cannot insert duplicate key row in object... Cannot insert the value NULL into column 'ID', table Cannot open backup device 'C:\TEMP\Demo.bak'. Operatin...
GET https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/restorePointCollections/{restorePointCollectionName}/restorePoints/{restorePointName}?api-version=2024-11-01 With optional parameters: HTTP 複製 GET https://management.azure.com...
Consider the following employee table into which a row is inserted, subsequently updated, and deleted:create table employee (employee_id int primary key, employee_name varchar, employee_dept text); insert into employee values(1001, 'Alice', 'Packaging'); update employee set employee_name='Bob'...
SQL Copy SELECT row_group_id, CAST(deleted_rows AS float)/CAST(total_rows AS float)*100 AS [% fragmented], created_time FROM sys.dm_db_column_store_row_group_physical_stats WHERE object_id = OBJECT_ID('FactOnlineSales2') AND state_desc = 'COMPRESSED' AND deleted_rows > 0 AND ...