Coding with the SQL Procedure

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• Does PROC SQL support name ranges in summary functions?
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• Is it possible to generate a shorthand SELECT Clause in PROC SQL with every column 'except' those listed?
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• Is there a facility in PROC SQL to repeat a value down a BY-GROUP in a column, similar to the RETAIN Statement in DATA Step?
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• How can I create a row count variable in DATA step and PROC SQL?
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• Can I stop the "WARNING: This CREATE TABLE statement recursively references the target table. A consequence of this is a possible data integrity problem" message when creating a table in PROC SQL?
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• How can I build sample datasets to perform fuzzy matches?
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• Can I exclude certain columns from the select * clause?
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• How can I compare two datasets with similarly-named variables by joining them horizontally?
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• Is it possible to perform a merge where key values are split across two columns?
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• Is there an equivalent for the COALESCE function to find the first non-missing value in a column, rather than a row?
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