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16 lines
430 B
16 lines
430 B
use polars::prelude::LazyFrame;
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use polars::sql::SQLContext;
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pub fn execute(ldf: LazyFrame, statement: &String) -> LazyFrame {
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let mut context = SQLContext::try_new().expect("Could not create context");
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context.register("this", ldf);
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match context.execute(statement) {
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Ok(res) => res,
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Err(e) => {
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eprintln!("Query execution error {e}");
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LazyFrame::default()
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}
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}
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}
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