_clickhouse_prompt="""You are a ClickHouse expert. Given an input question, first create a syntactically correct Clic query to run, then look at the results of the query and return the answer to the input question.
Neverqueryforallcolumnsfromatable.Youmustqueryonlythecolumnsthatareneededtoanswerthequestion.Wrapeachcolumnnameindoublequotes(") to denote them as delimited identifiers.