我想针对jsonbPostgres中的类型编写一个查询,给定一组客户 ID 将找到相应的组。
鉴于此示例表:
CREATE TABLE grp(d JSONB NOT NULL);
INSERT INTO grp VALUES
('{"name":"First","arr":["foo"], "customers":[{"id":"1", "name":"one"},{"id":"2", "name":"two"}]}')
, ('{"name":"Second","arr":["foo","bar"], "customers":[{"id":"3", "name":"three"},{"id":"4", "name":"four"}]}')
, ('{"name":"Third","arr":["bar","baz"], "customers":[{"id":"5", "name":"five"},{"id":"6", "name":"seven"}]}');
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我发现了类似的问题(针对多个值的 PostgreSql JSONB SELECT)并设法使用此查询在简单数组上实现了我想要的:
SELECT d FROM grp WHERE d->'arr' ?| ARRAY['foo', 'bar'];
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但是,当数组包含 JSON对象时,我无法使其工作:
SELECT d FROM grp WHERE d->'customers' ?| ARRAY['{"id":"1"}', '{"id":"5"}'];
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这是我对查询的期望:
grp“第一个”-> 客户“1”
grp "第三" -> 客户 "5"