Tarantool

Question

我正在关注 the tarantool documentation 但我在创建索引时遇到错误。

我想了解为什么会失败，因为我完全按照教程进行操作。

$ tarantool
tarantool: version 1.6.7-591-g7d4dbbb
type 'help' for interactive help
tarantool> box.cfg{listen = 3301}
2017-12-06 20:57:18.684 [15168] main/101/interactive C> version 1.6.7-591-g7d4dbbb
2017-12-06 20:57:18.684 [15168] main/101/interactive C> log level 5
2017-12-06 20:57:18.684 [15168] main/101/interactive I> mapping 1073741824 bytes for tuple arena...
2017-12-06 20:57:18.705 [15168] main/101/interactive I> initializing an empty data directory
2017-12-06 20:57:18.710 [15168] snapshot/101/main I> creating `./00000000000000000000.snap.inprogress'
2017-12-06 20:57:18.710 [15168] snapshot/101/main I> saving snapshot `./00000000000000000000.snap.inprogress'
2017-12-06 20:57:18.710 [15168] snapshot/101/main I> done
2017-12-06 20:57:18.713 [15168] iproto I> binary: started
2017-12-06 20:57:18.713 [15168] iproto I> binary: bound to 0.0.0.0:3301
2017-12-06 20:57:18.713 [15168] main/101/interactive I> ready to accept requests
---
...


tarantool> s = box.schema.space.create('tester')
2017-12-06 20:57:32.803 [15168] wal/101/main I> creating `./00000000000000000000.xlog.inprogress'
---
...

tarantool> s:create_index('primary', {
         > type = 'hash',
         > parts = {1, 'unsigned'}
         > })
---
- error: 'Can''t create or modify index ''primary'' in space ''tester'': unknown field
    type'
...

Answer 1

您使用的是 Tarantool 1.6，所以我相信您应该有

parts = {1, 'NUM'}

在教程示例中。您显示的代码 ('unsigned') 适用于 1.7，因此一种选择是升级您的 Tarantool 版本。同样在文档中，您可以在右上角的 Tarantool 1.6、1.7 和 1.8 之间切换。

Tarantool - 创建主索引

Tarantool - creating primary index