Add business hours through a stored work calendar, skip closed dates and nights, and calculate ticket deadlines without a minute loop.
SQL SERVER – Recently Executed T-SQL Query
fn_get_sql() and DBCC INPUTBUFFER will be deprecated. Use sys.dm_exec_query_stats and sys.dm_exec_sql_text to see each recently executed T-SQL query.
SQL SERVER – Enable Automatic Statistic Update on Database
Automatic statistics updates respond to changing data and query needs. I inspect the setting and estimates before treating it as a tuning fix.
VALUES Type Inference: Cast Before Combining Rows
VALUES type inference chooses a common column type. Preserve formatting-sensitive text by making source conversions explicit before combination.
Slow Query Cartoon: Filtered Indexes and Functions, Tested
This slow query cartoon from Community TechDays in Ahmedabad answers a slow query with questions, not an automatic index. The tests here measure a full index against a filtered index, show why a function on a column forces a scan, and show a parameter case where the filtered index is skipped.
SQL SERVER – Query Optimization – Remove Bookmark Lookup – Remove RID Lookup – Remove Key Lookup – Part 3
Part 3 of how to Remove Bookmark Lookup, RID Lookup and Key Lookup. A covering index holds every column the query uses in SELECT, JOIN and WHERE.
Connecting PHP to SQL Server
Connecting PHP to SQL Server means choosing SQLSRV or PDO_SQLSRV, binding parameters, validating TLS, and keeping web queries efficient.