WebJan 30, 2024 · Postgres 12 or later: with SQL/JSON path expression SELECT * FROM tbl WHERE jdata->'array' @? '$ ? (exists (@."attr"))'; You can look for keys or values, only … WebApr 29, 2015 · This will give you an array containing the appropriate values only. Additionally, if you're using jQuery, you can use grep instead of filter: jQuery.grep (x, function (value) { return value.hasOwnProperty (key); }) /* and so on */; To achieve this, you …
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Webselect * from applications where json_contains (`data`, ' {"date" : "2016-04-26"}') or json_contains (`data`, ' {"date" : "2016-04-25"}') or json_contains (`data`, ' {"date" : "2016-04-24"}') And this would return invalid data if I would have an date key nested somewhere else So if you have an different solution, I would like to know Share WebMay 19, 2024 · SELECT JSON_QUERY(@data, '$.employees [0]') AS 'Result'; It retrieves the first JSON object and gives you the following output. We can retrieve the whole JSON document by removing the second … gold price at grand prairie
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Webconst inventory = [ {name: 'apples', quantity: 2}, {name: 'bananas', quantity: 0}, {name: 'cherries', quantity: 5} ]; function findCherries (fruit) { return fruit.name === 'cherries'; } inventory.find (findCherries); // { name: 'cherries', quantity: 5 } /* OR */ inventory.find (e => e.name === 'apples'); // { name: 'apples', quantity: 2 } WebSep 9, 2024 · The function and syntax of find () is very much like the Array.filter method, except it only returns a single element. Another difference is when nothing is found, this method returns a value of undefined. So if you only need a single value, use find ()! When you need to find/return multiple values, reach for filter () instead. WebDec 19, 2016 · Finding a value in an array · Issue #399 · nlohmann/json · GitHub defining the missing behavior throw an exception if called on the "wrong" value type @TurpentineDistillery proposes to throw when find is used with an array ("throw an exception if called on the "wrong" value type") gold price at bangalore