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CREATE TABLE
INSERT 0 3
CREATE TABLE
INSERT 0 6
| empid | empname | mth | total_amount |
|---|---|---|---|
| 1 | Jack | 2023-10-01 | 100 |
| 2 | John | 2023-10-01 | 200 |
| 3 | Luke | 2023-10-01 | null |
| 1 | Jack | 2023-11-01 | 100 |
| 2 | John | 2023-11-01 | null |
| 3 | Luke | 2023-11-01 | 200 |
| 1 | Jack | 2023-12-01 | null |
| 2 | John | 2023-12-01 | 100 |
| 3 | Luke | 2023-12-01 | 200 |
SELECT 9