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Answer Posted / clara
How will you check if a stored procedure with 500 line of code is running very slow? What steps will you take to optimize it?
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I entered the data in SQL toad version 9.0.1 in English and Arabic language but when i do the query i get the data in Arabic language with (??? question mark) ,please your support.
hp asking for replication floppy to do reinstall 25254 server assistant
What severity level errors are managed in TRY-CATCH block?
What is SCD (Slowly Changing Dimensions)? What are its types?
What is live lock, deadlock and what is Lock escalation?
What is the use of NOLOCK locking hint?
I have written the code as below. here problem is that dt remain null. how to solve thst please tell me. public partial class Form1 : Form { private DataTable DTable; private DataRow drow; public Form1() { InitializeComponent(); } private OleDbConnection getConnection() { OleDbConnection con=new OleDbConnection (@"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Documents and Settings\Administrator\My Documents\Visual Studio 2008\Projects\winApp for Student\winApp for Student\App_Data\SchooMgnSystem.mdb;Persist Security Info=True"); return con; } private void button1_Click(object sender, EventArgs e) { InsertData(); } private void InsertData() { if (DTable==null) { DTable = new DataTable(); DTable.Columns.Add("StudID", typeof(string)); DTable.Columns.Add("StudName", typeof (string)); DTable.Columns.Add("Address", typeof(string)); drow = DTable.NewRow(); drow[0] = txtStudID.Text; drow[1] = txtSTudName.Text; drow[2] = txtAddress.Text; DTable.Rows.Add(drow); grdStudent.DataSource = DTable; } else { drow = DTable.NewRow(); drow[0] = txtStudID.Text; drow[1] = txtSTudName.Text; drow[2] = txtAddress.Text; DTable.Rows.Add(drow); grdStudent.DataSource = DTable; } } private void button2_Click(object sender, EventArgs e) { string cmdstr; OleDbCommand cmd; OleDbConnection con = getConnection(); foreach (DataRow Drow in DTable.Rows) { cmdstr = "Insert into Student values('" + drow[0].ToString() + "','" + drow[1].ToString() + "','"+drow [2].ToString()+"')"; cmd = new OleDbCommand(cmdstr,con); try { con.Open(); cmd.ExecuteNonQuery(); } catch (Exception ex) { MessageBox.Show(ex.Message); } finally { con.Close(); } } }
write a database figure to implement the master detained relationship.
What is the meaning of lock escalation and why/how to stop this?
How to view the error log for any specific instance?
i have created ODBC through Data sources and tests completed sucessfully. when i am Trying to connect SQL Server through ODBC (ODBC :Oracle Open Client Adapter for ODBC 2.0.2.15.0 Microsoft SQL Server 09.00.3054) unable to Connect to SQL*Plus: Release 8.0.4.0.0. it is given following error-message . Error: ORA-03121: NO interface driver connected- function not performed.
today's peformance is less than yesturday.it took 1 mint and today's performance is 7 mints.guys can anyone answer to mu question in sql
When you get following error? Error 3154: The backup set holds a backup of a database other than the existing database.
What is Mutex error in Triggers?
How will you Handle Error in SQL SERVER 2008?
