单选题A view is created with the following statement:CREATE VIEW v1 AS SELECT col1, col2, col3 FROM t1 WHERE col4 > 1000 ; When will DB2 access the data from table T1 for view V1?（）A When view V1 is createdB Each time the REFRESH VIEW v1 statement is execute
题目
单选题
A view is created with the following statement:CREATE VIEW v1 AS SELECT col1, col2, col3 FROM t1 WHERE col4 > 1000 ; When will DB2 access the data from table T1 for view V1?（）
A
When view V1 is created
B
Each time the REFRESH VIEW v1 statement is executed
C
Each time an SQL statement is executed against view V1
D
Only the first time an SQL statement is executed against view V1
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参考答案和解析
正确答案：
A
解析：
暂无解析