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Every so often we need to build a report with a number of complicated calculations that we need to perform at the detail, group or summary level in the report. Maybe we need to calculate some aggregates, then do calculations on the aggregates. Like creating percentage markers…
Searching and filtering free text data can be a problem due to human error. Typos, transposed characters and even data entry into the wrong field present a challenge when trying to report on the data. In a SQL query we can use LIKE and wildcards to try…
Because SourceID is part of the primary key in virtually all MEDITECH Data Repository tables, it is good practice to include SourceID as the first column all indexes, include it in all joins and to identify SourceID in the WHERE clause of the query. In most cases…
From time to time in your work in SQL from the DR, you’ll wind up CAST-ing or CONVERT-ing a number into a string. If that number starts as a DECIMAL or NUMERIC with a scale (the number of places of accuracy to the right of the decimal…
Ever change the logic in your query, confirm new data in SQL, run the report from SSRS… and get the old data? Ever change the columns in your query, run the report from SSRS… and get a weird error–or just not get any data in the new…
