rails gem ransack 之模糊搜索

时间：2018-05-31 19:09:03 阅读：374 评论：0 收藏：0 [点我收藏+]

标签：font gre mon ESS present email esc name null

gem ‘ransack‘

Predicate	Description	Notes
`*_eq`	equal
`*_not_eq`	not equal
`*_matches`	matches with `LIKE`	e.g. `q[email_matches]=%@gmail.com`
`*_does_not_match`	does not match with `LIKE`
`*_matches_any`	Matches any
`*_matches_all`	Matches all
`*_does_not_match_any`	Does not match any
`*_does_not_match_all`	Does not match all
`*_lt`	less than
`*_lteq`	less than or equal
`*_gt`	greater than
`*_gteq`	greater than or equal
`*_present`	not null and not empty	e.g. `q[name_present]=1` (SQL: `col is not null AND col != ‘‘`)
`*_blank`	is null or empty.	(SQL: `col is null OR col = ‘‘`)
`*_null`	is null
`*_not_null`	is not null
`*_in`	match any values in array	e.g. `q[name_in][]=Alice&q[name_in][]=Bob`
`*_not_in`	match none of values in array
`*_lt_any`	Less than any	SQL: `col < value1 OR col < value2`
`*_lteq_any`	Less than or equal to any
`*_gt_any`	Greater than any
`*_gteq_any`	Greater than or equal to any
`*_matches_any`	`*_does_not_match_any`	same as above but with `LIKE`
`*_lt_all`	Less than all	SQL: `col < value1 AND col < value2`
`*_lteq_all`	Less than or equal to all
`*_gt_all`	Greater than all
`*_gteq_all`	Greater than or equal to all
`*_matches_all`	Matches all	same as above but with `LIKE`
`*_does_not_match_all`	Does not match all
`*_not_eq_all`	none of values in a set
`*_start`	Starts with	SQL: `col LIKE ‘value%‘`
`*_not_start`	Does not start with
`*_start_any`	Starts with any of
`*_start_all`	Starts with all of
`*_not_start_any`	Does not start with any of
`*_not_start_all`	Does not start with all of
`*_end`	Ends with	SQL: `col LIKE ‘%value‘`
`*_not_end`	Does not end with
`*_end_any`	Ends with any of
`*_end_all`	Ends with all of
`*_not_end_any`
`*_not_end_all`
`*_cont`	Contains value	uses `LIKE`
`*_cont_any`	Contains any of
`*_cont_all`	Contains all of
`*_not_cont`	Does not contain
`*_not_cont_any`	Does not contain any of
`*_not_cont_all`	Does not contain all of
`*_true`	is true
`*_false`	is false

标签：font gre mon ESS present email esc name null

原文地址：https://www.cnblogs.com/lv-books/p/9117969.html

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