BITMAP_EMPTY (Lakehouse v2)
返回空位图。
Analyze 语法
Section titled “Analyze 语法”func.bitmap_empty()Analyze 示例
Section titled “Analyze 示例”func.bitmap_empty()
┌────────────────┐│ (empty bitmap) │└────────────────┘SQL 语法
Section titled “SQL 语法”BITMAP_EMPTY()SQL 示例
Section titled “SQL 示例”SELECT BITMAP_COUNT(BITMAP_EMPTY());
┌───┐│ 0 │└───┘