Jimexist edited a comment on pull request #289:
URL: https://github.com/apache/arrow-datafusion/pull/289#issuecomment-835337364
```
❯ echo 'select 1 num, 1 + 2 arith, cos(0.5) cos;' | cargo run --release
--bin datafusion-cli -q
+-----+-------+--------------------+
| num | arith | cos |
+-----+-------+--------------------+
| 1 | 3 | 0.8775825618903728 |
+-----+-------+--------------------+
1 rows in set. Query took 0 seconds.
```
```
❯ echo 'select 1 num, 1 + 2 arith, cos(0.5) cos;' | cargo run --release
--bin datafusion-cli -q -- --format table
+-----+-------+--------------------+
| num | arith | cos |
+-----+-------+--------------------+
| 1 | 3 | 0.8775825618903728 |
+-----+-------+--------------------+
1 rows in set. Query took 0 seconds.
```
```
❯ echo 'select 1 num, 1 + 2 arith, cos(0.5) cos;' | cargo run --release
--bin datafusion-cli -q -- --format csv
num,arith,cos
1,3,0.8775825618903728
1 rows in set. Query took 0 seconds.
```
```
cargo run --release --bin datafusion-cli -q -- --help
DataFusion 4.0.0-SNAPSHOT
DataFusion is an in-memory query engine that uses Apache Arrow as the memory
model. It supports executing SQL queries
against CSV and Parquet files as well as querying directly against in-memory
data.
USAGE:
datafusion-cli [OPTIONS]
FLAGS:
-h, --help Prints help information
-V, --version Prints version information
OPTIONS:
-c, --batch-size <batch-size> The batch size of each query, or use
DataFusion default
-p, --data-path <data-path> Path to your data, default to current
directory
-f, --file <file> Execute commands from file, then exit
--format <format> Output format (possible values: table,
csv) [default: table]
```
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