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DuckDB 1.3 ドキュメント 全文検索
Results of 1 - 2 of about 2 for orderkey (0.145 sec.)
- COPY Statement – DuckDB 11228
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...CSV file, omitting quotes: COPY lineitem TO lineitem.csv ; Write the result of a query to a Parquet file: COPY ( SELECT l_orderkey , l_partkey FROM lineitem ) TO 'lineitem.parquet' ( COMPRESSION zstd ); Copy the entire content of database db1 to databas...ators to create a TSV file without a header: COPY lineitem TO 'lineitem.tsv' ( DELIMITER '\t' , HEADER false ); Copy the l_orderkey column of the lineitem table to the file orderkey.tbl : COPY lineitem ( l_orderkey ) TO 'orderkey.tbl' ( DELIMITER '|' );...RRAY true ); Return the files and their column statistics that were written as part of the COPY statement: COPY ( SELECT l_orderkey , l_comment FROM lineitem ) TO 'lineitem_part.parquet' ( RETURN_STATS ); filename count file_size_bytes footer_size_bytes... - https://man.mtool.work/duckdb/1.3/sql/statements/copy.html
- Summarize – DuckDB 7485
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...( sf = 1 ); SUMMARIZE lineitem ; column_name column_type min max approx_unique avg std q25 q50 q75 count null_percentage l_orderkey INTEGER 1 6000000 1508227 3000279.604204982 1732187.8734803519 1509447 2989869 4485232 6001215 0.0% l_partkey INTEGER 1 20... - https://man.mtool.work/duckdb/1.3/guides/meta/summarize.html
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