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Use limit() function instead of show_limit() in the first example #4369

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Nov 27, 2022
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Use limit() function instead of show_limit() in the first example #4369

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Use limit() function instead of show_limit() in the first example 
Signed-off-by: Martin Tzvetanov Grigorov <[email protected]>
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@martin-g
martin-g committed Nov 25, 2022
commit 37ba07e20d3c5cd69a1a0fa4abc775b066885b2d
10 changes: 6 additions & 4 deletions docs/source/user-guide/example-usage.md
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Original file line number Diff line number Diff line change
Expand Up @@ -62,10 +62,11 @@ async fn main() -> datafusion::error::Result<()> {
let df = ctx.read_csv("tests/example.csv", CsvReadOptions::new()).await?;

let df = df.filter(col("a").lt_eq(col("b")))?
.aggregate(vec![col("a")], vec![min(col("b"))])?;
.aggregate(vec![col("a")], vec![min(col("b"))])?
.limit(0, Some(100))?;

// execute and print results
df.show_limit(100).await?;
df.show().await?;
Ok(())
}
```
Expand Down Expand Up @@ -118,10 +119,11 @@ async fn main() -> datafusion::error::Result<()> {
let df = ctx.read_csv("tests/capitalized_example.csv", CsvReadOptions::new()).await?;

let df = df.filter(col("A").lt_eq(col("c")))?
.aggregate(vec![col("A")], vec![min(col("b"))])?;
.aggregate(vec![col("A")], vec![min(col("b"))])?
.limit(0, Some(100))?;

// execute and print results
df.show_limit(100).await?;
df.show().await?;
Ok(())
}
```
Expand Down