2021年7月6日 · This works because when concatenating two jsonb values, existing keys will be overwritten. The other way is to use jsonb_set() that updates a value at a location specified …

2021年4月19日 · jsonb does not preserve the order of keys (keys are ordered in deterministic fashion internally), so we need not bother about the order of input rows in the aggregation. …

2019年8月30日 · The structure is just (property_definition_id uuid, product_number text, value jsonb), but for multi-values, there can be multiple tuples with the same property_definition_id …

2022年10月27日 · Remember that jsonb_path_query() returns jsonb objects. If you want the contents of the object (even if it is a primitive type), extract element 0. There is no support for …

2021年12月16日 · In our database, one JSONB column contains an object which has a property which is a string encoded JSON object. I need to deserialize this string during the query and …

2024年1月17日 · jsonb does not preserve white space, does not preserve the order of object keys, and does not keep duplicate object keys. If duplicate keys are specified in the input, only …

2022年9月17日 · When using JSONb for a complex hierarchy of references, is it better to Join by aggregating the IDs in the JSON, or have additional relations table? 0 How to build an efficient …

2022年9月9日 · Thanks a lot! Yes, I did look at the link but I just didn't see this function - I kept scrolling down from that point in the document where the link opened and I did not see this, …

2024年1月4日 · This is indexed with a GIN index using jsonb_path_ops and then can be queried using the @> containment operator. This works pretty nicely for checking equality, but doesn't …

2020年9月24日 · Using the jsonb_to_recordset function the json will be flattened without any problem. Now, here comes my effective question, i'm not able to address in order to solve this …