SQLChao questions

SQLChao answers

• How to create identity column when importing data from Excel into MS SQL Server (with Import and Export Wizard)?
• In Sql Server, how do you put value from cursor into temp table?
• How can I compare only hour and minute in sql
• How to change database from Single user mode to multi user
• Mysql LEFT JOIN and SUM and show 0 instead of NULL
• How to select most frequent value in a column per each id group?
• SQL DATEPART(dw,date) need monday = 1 and sunday = 7
• SQL Duplicates Query
• How to return N records in a SELECT statement without a table
• Bulk Import CSV file into SQL Server - remove double quotes