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Function
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- xml()
- xor()
- xunion( )
- year()
- ym_build_model()
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stax_cursor()
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描述：
查询Cassandra数据库，结果值返回成游标
语法：
stax_cursor(staxClient, cql, [arg1], [arg2], ...)
备注：
外部库函数，查询Cassandra数据库，结果值返回成游标
参数：
|
staxClient |
数据库连接句柄 |
|
cql |
需要查询的cql语句 |
|
args |
参数值,可省略 |
示例：
|
|
A |
|
|
1 |
=stax_open("127.0.0.1":9042, "mycasdb","cassandra":"cassandra") |
Cassandra数据库连接 |
|
2 |
=stax_cursor(A1,"select * from user") |
查询并返回成游标 |
|
3 |
=A2.fetch() |
|
|
4 |
=stax_close(A1) |
|