这个压缩包里的都是超级经典的java例子

				
				
				
				Determining If a Result Set Is Updatable (Java Developers Almanac Example)
				
				
				
				
				
				
				
				
				
				
				
				
				
				
				
				
				
				
				
				
				
				The Java Developers Almanac 1.4
				
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				    java.sql
				         [73 examples]
				    
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				        Updatable Result Sets
				             [8 examples]
				            
				
				  e274. Determining If a Result Set Is Updatable
				
				See also e273 Creating an Updatable Result Set.
				
				
				    try {
				        // Get concurrency of the result set
				        int concurrency = resultSet.getConcurrency();
				    
				        if (concurrency == ResultSet.CONCUR_UPDATABLE) {
				            // Result set is updatable
				        } else {
				            // Result set is not updatable
				        }
				    } catch (SQLException e) {
				    }
				
				
				
				
				             Related Examples
				
				
				
				
				e272. 
				    Determining If a Database Supports Updatable Result Sets
				
				
				
				e273. 
				    Creating an Updatable Result Set
				
				
				
				e275. 
				    Updating a Row in a Database Table Using an Updatable Result Set
				
				
				
				e276. 
				    Cancelling Updates to an Updatable Result Set
				
				
				
				e277. 
				    Inserting a Row into a Database Table Using an Updatable Result Set
				
				
				
				e278. 
				    Deleting a Row from a Database Table Using an Updatable Result Set
				
				
				
				e279. 
				    Refreshing a Row in an Updatable Result Set
				
				
				
				
				
				
				
				
				        See also: 
				
				    Batching
				  
				
				
				    Connections
				  
				
				
				    Database Meta Data
				  
				
				
				    Deleting Data
				  
				
				
				    Drivers
				  
				
				
				    Importing and Exporting
				  
				
				
				    Inserting and Updating Data
				  
				
				
				    Oracle OBJECTs
				  
				
				
				    Oracle VARRAYs
				  
				
				
				    Procedures and Functions
				  
				
				
				    Retrieving Data
				  
				
				
				    Scrollable Result Sets
				  
				
				
				    Tables
				  
				
				
				
				
				
				
				
				
				
				© 2002 Addison-Wesley.