public class JsonValueExample { public static void main(String[] args) { OracleJsonFactory factory = new OracleJsonFactory(); OracleJsonArray arr = factory.createArray(); arr.add(factory.createString("foo")); arr.add(factory.createDouble(123.456d)); OracleJsonObject obj = factory.createObject...
In this example a single key is used for storing a kv pair, where the value is an object serialized as Avro binary data. The first time the example is run it inserts the kv pair, and subsequent times that it is run it reads and updates the kv pair, incrementing the "age" field. ...
Objects. A JSON object data type is a set of name or value pairs inserted between {} (curly braces). The keys must be strings and separated by a comma and should be unique. Arrays. An array data type is an ordered collection of values. In JSON, array values must be type string, ...
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jsonObj json; begin --Create a new JSON object, passing the JSON code as the constructor jsonObj := json('{"greeting":"Hello World"}'); --Output the value for the JSON data with the key "greeting" dbms_output.put_line(json_ext.get_varchar2(jsonObj, 'greeting')); ...
Consider the following example: CREATE TABLE JSONTable ( DocumentIdentifier INT NOT NULL PRIMARY KEY, JSONDocument JSON); MySQL 5.7.22 also added the JSON utility functionJSON_PRETTY()which outputs an existing JSON value in an easy-to-read format; each JSON object member or array ...
json_value(trans_msg, '$.CheckDetails[0].CheckNumber') The second value will be represented as[1], and so on. To show all the values, Mark usesCheckDetails[*]. (He can use specific numbers in the array to pull specific items—for example,CheckDetails[0,2]to pull the first and thir...
JSON 复制 { "name": "OracleLinkedService", "properties": { "type": "Oracle", "typeProperties": { "connectionString": "Host=<host>;Port=<port>;Sid=<sid>;User Id=<username>;Password=<password>;" }, "connectVia": { "referenceName": "<name of Integration Runtime>", "type": "...
pljsonfor json object pljson_listfor json array pljson_stringfor json string pljson_numberfor json number pljson_boolfor json true/false pljson_nullfor json null and all these types descend from typepljson_element while in version 2 the object type pljson_value is a container that contains...
etc as the existing SQL/JSON operators JSON_Value or JSON_Table. JSON_TRANSFORM allows the user to perform multiple modifying operations like setting or removing field values or appending to an array. The operations are executed in the order they're provided by the user. Optional ...