(DataGridViewRow row in dataGridView.Rows) { // 获取每一行的列值 string column1Value = row.Cells["ColumnName1"].Value.ToString(); string column2Value = row.Cells["ColumnName2"].Value.ToString(); // ... // 创建插入语句 string insertQuery = "INSERT INTO YourTable (Column1, Column2...
Since only the value of the LOOKUP_TYPE column will need to change in the query statement, you can add view criteria on the view object definition to specify a WHERE clause that will set the LOOKUP_TYPE value. In this way, your application encapsulates access to the lookup table data in ...
In this case, dropping the Materialized View will preserve the container table as a regular table object. This prevents a CREATE MVIEW command from executing successfully. You would either drop that table first or use the ON PREBUILT TABLE clause. Oracle will then assume that the data in the...
listView通过index和图片绑定,需要预先设置几个全局变量,后面要用到连接数据库,所以一并全部加上。 1publicintcount =0;2publicintpictureCount =0;34publicstaticstringdataSource ="Data Source=(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=2013-20130829TH)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=oracle)));";...
This chapter describes advanced techniques you can use while designing and working with your ADF view objects in an Oracle ADF application.
Overview Solutions
System.Object, ByVal e As System.EventArgs) Handles Button2.Click Dim dt As New DataTable() DataGridView1...As New OleDbDataAdapter(strExcel, st...
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If the user, for example, inserts data into the base table through INSERT command, the data will be synchronized into the materialized view. Only when the base table and materialized view table are successfully written can INSERT command return successfully. Query of automatic matching After the ...
AspNetUserLogin AspNetUserRoles AspNetUsers AspNetUserTokens It's generating the error below on the line: await _signInManager.SignInAsync(user, true); public AppRole() : base() { } public AppRole(string name) : base(name) { } }