I have a Relationships table that looks something like this And 2 tables From and To I’m trying to update the JsonPair column with Json objects in the form {FromName: ToName}. So the resulting table would look like I’m a novice at SQL. I’m thinking that I should SELECT the names first, then …
Tag: json
Using left join to query and match JSON field in MySQL
Table A,field : pay_type_fk,type:json, Examples Data: [1,2,4] Table B,field : id type : bigint Examples Data: primary key SQL I use: Only pay can be found_ For the first record in the type table, I think we can query all of them with group_ CONCAT Answer If I follow you correctly, you can join on JSON_CONTAIN…
mysql – Search for a key within inconsistent json structure
I know of the functions such as: JSON_SEARCH() and JSON_EXTRACT() etc. This issue is that I am searching for a key in a json string that is not standardized. for example: and the results could be something like this: so in this example I want to get john doe with the acctNum of 123. but, also, the location of…
How to extract list of values from JSON in SQL Server
In a SQL Server database, I have a table that contains 2 columns, ID and JSON. The JSON column contains JSON-formatted text. I have access to ISJSON, JSON_VALUE and JSON_QUERY, but not OPENJSON. I am …
Mysql comma seperated to json-array
I have some fields in the database that are comma selerated, something like: a,b,c,d,e and I want to convert them into: I know how to do it in nodejs / any other language, but I need to do it directly on the mysql Possible? Thanks Answer The simplest approach probably is to use string functions only: Basicall…
How to include OPENJSON in View?
My JSON object is stored in the table (single cell). Right now, I’m reading the cell and saving the value to @json NVARCHAR(MAX) , but that obviously doesn’t work in views. How can I do something like this? Answer You can use cross apply to apply openjson() to each and every row of your table:
Nested JSON parsing using Snowflake SQL
I have a problem parsing a certain nested JSON structure in Snowflake. The problem here is the usage of special characters like @ and # for example for some of the elements. Those characters prevents me from using simple dot notation when trying to access some of the elements without resourcing to a really co…
Datetime changing on JSON response
I am selecting start and end date of a project from project_stage named table. Here is the table elements Here datatype is DATETIME Here is the code Result on JSON response Here date time is changing its not the actual datetime which is in the table,why the date is changing on result.Here is the expected outp…
Check if an element is contained in the values (array) of a json column in MySql
I have the following values inside a cell of a json column in MySql: I would like to make a query that extracts data based on the existence of a value in the array at the fornitori key. For now I’ve tried this: Which print is: Basically the condition is that value (“8”) must be inside the …
Eliminate double quotes from a json field in a selective manner in PostgreSQL
I’m a new user of a PostgreSQL database with a json field which causes me some trouble. In fact, string values have been inserted into this json filed with double quote when they are supposed to be numerical values. I have a field named “test_json” which is composed of for example these 2 ro…