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ALTER TABLE Statement – DuckDB 12426
This page is for DuckDB 1.3, which is outdated.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 ... TO integers_old ; The RENAME TO clause renames an entire table, changing its name in the schema. Note that any views that rely on the table are not automatically updated. RENAME COLUMN To rename a column of a table, use the RENAME or RENAME COLUMN c ... TER TABLE integers RENAME i TO j ; The RENAME [COLUMN] clause renames a single column within a table. Any constraints that rely on this name (e.g., CHECK constraints) are automatically updated. However, note that any views that rely on this column na ... se can be used to remove a column from a table. Note that columns can only be removed if they do not have any indexes that rely on them. This includes any indexes created as part of a PRIMARY KEY or UNIQUE constraint. Columns that are part of multi-c ...
https://man.mtool.work/duckdb/1.3/sql/statements/alter_table.html
ALTER VIEW Statement – DuckDB 8395
This page is for DuckDB 1.3, which is outdated.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 ... be visible to other transactions until committed, and can be fully reverted through a rollback. Note that other views that rely on the table are not automatically updated. 関連キーワード changes schema existing view table fully Documentation Statemen ...
https://man.mtool.work/duckdb/1.3/sql/statements/alter_view.html
Result Verification – DuckDB 8062
This page is for DuckDB 1.3, which is outdated.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 ... : query I rowsort SELECT 'world' UNION ALL SELECT 'hello' ---- hello world In general, we prefer not to use this field and rely on ORDER BY in the query to generate deterministic query answers. However, existing sqllogictests use this field extensive ...
https://man.mtool.work/duckdb/1.3/dev/sqllogictest/result_verification.html
Schema – DuckDB 8062
This page is for DuckDB 1.3, which is outdated.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 ... ve a negative effect on load performance as they necessitate building indexes and performing checks. Moreover, they very rarely improve the performance of queries as DuckDB does not rely on these indexes for join and aggregation operators (see indexi ...
https://man.mtool.work/duckdb/1.3/guides/performance/schema.html
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