macaw.core
lineageclj
(lineage query)Returns a sequence of the columns used in / referenced by the query
Returns a sequence of the columns used in / referenced by the query
parsed-queryclj
(parsed-query query)Main entry point: takes a string query and returns a Statement object that can be handled by the other functions.
Main entry point: takes a string query and returns a `Statement` object that can be handled by the other functions.
query->componentsclj
(query->components parsed-query)Given a parsed query (i.e., a [subclass of] Statement) return a map with the :tables and :columns found within it.
(Specifically, it returns their fully-qualified names as strings, where 'fully-qualified' means 'as referred to in the query'; this function doesn't do additional inference work to find out a table's schema.)
Given a parsed query (i.e., a [subclass of] `Statement`) return a map with the `:tables` and `:columns` found within it. (Specifically, it returns their fully-qualified names as strings, where 'fully-qualified' means 'as referred to in the query'; this function doesn't do additional inference work to find out a table's schema.)
replace-namesclj
(replace-names sql renames)Given a SQL query, apply the given table and column renames.
Given a SQL query, apply the given table and column renames.
resolve-columnsclj
(resolve-columns tables columns)TODO: Make this use metadata we know about. TODO: If nil is a column (from a select *) then no need for the rest of the entries TODO: might want to live in another ns
TODO: Make this use metadata we know about. TODO: If nil is a column (from a select *) then no need for the rest of the entries TODO: might want to live in another ns
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