Vb net dataadapter not updating
Add(new Sql Parameter("@Auto Index", key)); cmd Update. Close(); The rule is that it is the DB who controls data inegrity.
How can I get the value of the next new record in my Access table so I can feed it to my in-memory datatable's new record ID Wei Zhou - MSFT Hi Eebel Have you set the autoincrement column properties correctly The following snippet is a sample which illustrates how to do with autoincrement column.
Assuming the single-table query approach won't work for your application, you should examine the outcome of a "multiple resultset" query.
No, it's not really a batch in the traditional sense, but that's what Microsoft chose to call it.
NET walks the set of rows passed to the Update method and executes either the Update Command, Delete Command or Insert Command based on the row's Row State value.
The Insert Command , the Update Command , and the Delete Command properties of the Sql Data Adapter Object update the database with the data modifications, that are run on a Data Set object.
People get judgemental and unforging towards pastors and create even more of a problem.
Okay, I know some of you are looking at that title and thinking I'm quite daft because obviously I have to have a dataadapter if I have a bindingsource.
Close(); you're not setting your parameter to the command. ) Alexei Fimine _____________ "And though I have the gift of prophecy, and understand all mysteries, and all knowledge; and though I have all faith, so that I could remove mountains, and have not charity, I am nothing" Sql Command cmd Update = new Sql Command("Update My_Table Set Platform [email protected] Where Auto Index [email protected] Index", SQLcon); SQLda.
Add(new Sql Parameter("@Platform", tname)); cmd Update. In order to minimize SQLEceptions (for it's slower and heavier - to go to the DB to realize that your SQL request is illegal) when you manipulate large data chunks in memory, you need some sort of control over its integrity (use either an ORM or manually through datasets, schemas etc.).