D-Shih questions

D-Shih answers

• How to assign returning value from Postgresql insert to a variable?
• Dictionary look up where we want the keys contained in a string
• Access Cross tab Query
• Rails: Group and sum while adding last values (Fibonacci)
• MySQL: How to use JSON_ARRAY in WHERE..IN clause?
• PostgreSQL: How to avoid divide by zero?
• Filtering in count function - Postgresql
• SQL find consecutive transactions within certain time period
• How to get dynamic maximum value of integer based on the number of decimal places
• asp .net core 6 how to update option for json serialization. Date format in Json serialization