⟩ Explain four different cursor and locking types in ADO and describe them briefly?
Cursor types:1. Forwardonly, 2. Static, 3. Keyset 4. Dyanmic
Lock types : 1. lockpessimistic, 2. lockoptimistic,3. lockbatchoptimistic 4. lockreadonly
Cursor types:1. Forwardonly, 2. Static, 3. Keyset 4. Dyanmic
Lock types : 1. lockpessimistic, 2. lockoptimistic,3. lockbatchoptimistic 4. lockreadonly
Referential Integrity (Take care By jet database Engine). Cascade Delete, Cascade Update is done setting property of Attributes.?
How to declare Dll Procedure?
With in the form we want to check all the text box control are typed or not? How?
How to trap Data Base Error?
To connect the Data Control with Back end What are all the properties to be set?
What are two validate with Data Control?
What is difference between datagrid and flexgrid?
What are types of binding?
What is RdExecDirect?
What is Mask Edit and why it is used?