INSERT Example
Command1.CommandText = @"INSERT INTO myTable (
SomeValueColumn,
SomeStringColumn
) Values (
@SomeValue,
@SomeString
)";
//Strings should be added as parameters to avoid sanatisation risks unless you know they are safe.
//Other values can be added as parameters too or inline in the INSERT text.
Command1.Parameters.AddWithValue("@SomeValue", 1234);
Command1.Parameters.AddWithValue("@SomeString", "Hello");
Command1.ExecuteNonQuery();
INSERT and get Auto Increment value
int NewRowIdValue;
Command1.CommandText = @"INSERT INTO myTable (
SomeValueColumn,
SomeStringColumn
) Values (
@SomeValue,
@SomeString
); SELECT last_insert_rowid() AS rowid FROM myTable LIMIT 1";
Command1.Parameters.AddWithValue("@SomeValue", 1234);
Command1.Parameters.AddWithValue("@SomeString", "Hello");
//Command1.ExecuteNonQuery();
System.Data.SQLite.SQLiteDataReader Reader1 = Command1.ExecuteReader(); //Get the auto index value
{
if (Reader1.Read())
NewRowIdValue = Convert.ToInt32(Reader1["rowid"]);
}
Reader1.Close();
Insert If Not Exists
Command1->CommandText = "INSERT INTO tblMyTable ( \
FieldName, \
FieldIsActive \
) SELECT \
@FieldName, \
@FieldIsActive \
WHERE NOT EXISTS(SELECT 1 FROM tblMyTable WHERE FieldName = 'Part')";
Inserting Null
Command1.Parameters.AddWithValue("@LanguageNameImage", DBNull.Value);
Get Auto Increment Row Value
After doing the INSERT command do this:
USEFUL?
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