I am getting the following error when I run this query. [42S22] [Microsoft][ODBC Driver 17 for SQL Server][SQL Server]Invalid column name ‘NEXT_DATE’. (207) (SQLExecDirectW) This is a leetcode medium question 550. Game Play Analysis IV. I wanted to know why it can’t identify the column NEXT_DATE here and what am I missing? Thanks! Answer The problem is in this CTE:
Tag: lead
how to select third, fourth, fifth date in sql using window function
The table rental of movies has this data: how to generate pairs of : first rental_ts, second rental date, second rental, third rental date, …. second LAST rental date, last rental date, last rental date, null? using window functions- this is not working: i expect: basically i need more than 1 level back – but dont know how to use
merging start and end date cycle dates
I have the below table. CUST_ID START_CYCLE END_CYCLE WORKER CUST_SUB_ID CUST_SUB_TYPE 101 1/1/2019 1/31/2019 ABC123 134 HIGH_SUB 101 2/1/2019 4/30/2019 ABC123 136 …
SQL Server Lag and Lead
I’m using SQL Server 2014. I have a table: I have some data: If I perform a LAG and LEAD using the below for one Job, I get the desired result: Result: Notice the NULL for the first FromActionCode and LastToCode, which is correct. However, If I look at all records, it messes it up: What am I missing? Answer
Lead and case expression
I have this table: ID Date —————– 1 1/1/2019 1 1/15/2019 Expected output: ID DATE LEAD_DATE ————————- 1 1/1/2019 1/14/2019 1 1/15/2019 SYSDATE …