PostgreSQL json each text Function
The PostgreSQL json each text function returns a set of key value pairs record both keys and values are of text type it has two columns key and value corresponding to the key and value of the top level key value pair in the JSON object respectively json each text Examples This example shows how to use the PostgreSQL json each text
SQLite JSON EACH Database Guide, In SQLite json each is a table valued function that walks the JSON value provided as its first argument and returns a table consisting of one row for each array element or object member We provide the JSON value as an argument when we call the function We can optionally pass a second argument which specifies a path to start from
9 16 JSON Functions and Operators PostgreSQL
This section describes functions and operators for processing and creating JSON data the SQL JSON path language To provide native support for JSON data types within the SQL environment PostgreSQL implements the SQL JSON data model This model comprises sequences of items Each item can hold SQL scalar values with an additional SQL JSON
JSON Functions And Operators SQLite, The json each and json tree table valued functions The json each X and json tree X table valued functions walk the JSON value provided as their first argument and return one row for each element The json each X function only walks the immediate children of the top level array or object or just the top level element itself if the top
PostgreSQL json each Function
PostgreSQL json each Function, The PostgreSQL json each function returns a set of key value pairs the keys are of type text and the values are of type JSON it has two columns key and value corresponding to the key and value of the top level key value pair in the JSON object respectively json each Examples This example shows how to use the PostgreSQL json each
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Json each text pgPedia a PostgreSQL Encyclopedia
Json each text pgPedia a PostgreSQL Encyclopedia A function expanding the top level JSON object into a set of key value pairs json each text is a system function which expands the top level JSON object into a set of key value pairs with the value returned as text json each text was added in PostgreSQL 9 3
JSON
Example 2 Using the json each text Function We can get the keys and values of a JSON object in two separate columns using the json each text function The same above example is considered here as well to write the query for this scenario The query looks like this PostgreSQL json each text Function CommandPrompt Inc . Purpose Create a row set with columns key as a SQL text and value as a SQL text from a JSON object Signature For the jsonb variant input value jsonb return value SETOF text text Notes The result of jsonb each text bears the same relationship to the result of jsonb each as does the result of the operator to that of the operator Json each A function expanding the top level JSON object into a set of key value pairs json each is a system function which expands the top level JSON object into a set of key value pairs with the value returned as json json each was added in PostgreSQL 9 3
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