RaqKnowledge - Section

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mars • eBook • 390 View • 2024-08-09 14:07:24
4.5 Filtering on dimension table
mars • eBook • 369 View • 2024-08-09 14:05:43
4.4 Numberized dimension table
mars • eBook • 362 View • 2024-08-09 14:03:44
4.3 Wide table
mars • eBook • 295 View • 2024-08-09 14:01:12
4.2 Computations on a dimension table
mars • eBook • 404 View • 2024-08-09 13:57:24
4.1 Storing dimension table in memory
mars • eBook • 380 View • 2024-08-09 13:55:40
3.8 Complicated judgment on each group
mars • eBook • 299 View • 2024-09-25 21:15:07
3.7 Getting the first/last record from each group
mars • eBook • 369 View • 2024-08-09 13:50:55
3.6 Order-based grouping & summarization
mars • eBook • 345 View • 2024-08-09 13:48:04
3.5 Order-based COUNT DISTINCT
mars • eBook • 280 View • 2024-08-09 13:46:32
3.4 Order-based DISTINCT
mars • eBook • 371 View • 2023-01-12 09:01:50
3.3 Storing data in account order
mars • eBook • 379 View • 2024-08-09 13:44:03
3.2 Order-based filtering
mars • eBook • 343 View • 2024-09-25 21:10:44
3.1 Storing data in time order
mars • eBook • 377 View • 2024-09-25 21:09:16
2.7 Getting the first/last record from each group
mars • eBook • 346 View • 2024-08-09 13:41:46
2.6 When there is a redundant grouping field
mars • eBook • 290 View • 2024-08-09 13:41:08
2.5 Getting records containing top/bottom N
mars • eBook • 359 View • 2024-08-09 13:39:57
2.4 Getting top/bottom N values
mars • eBook • 326 View • 2024-08-09 13:39:28
2.3 Getting record(s) containing the max/min value
mars • eBook • 333 View • 2024-08-09 13:38:13
2.2 DISTINCT
mars • eBook • 320 View • 2024-08-09 13:37:35
2.1 COUNT DISTINCT
mars • eBook • 339 View • 2024-08-09 13:36:21
1.4 Conversion from enumerated string to small integer
mars • eBook • 371 View • 2024-08-09 13:35:06
1.3 Converting date to small integer
mars • eBook • 432 View • 2024-09-25 21:04:08
1.2 Composite table
mars • eBook • 356 View • 2024-09-25 19:22:23
1.1 Bin file
mars • eBook • 1 Reply 688 View • 2024-08-23 15:24:31
Performance Optimization Practice

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4.5 Filtering on dimension table

4.4 Numberized dimension table

4.3 Wide table

4.2 Computations on a dimension table

4.1 Storing dimension table in memory

3.8 Complicated judgment on each group

3.7 Getting the first/last record from each group

3.6 Order-based grouping & summarization

3.5 Order-based COUNT DISTINCT

3.4 Order-based DISTINCT

3.3 Storing data in account order

3.2 Order-based filtering

3.1 Storing data in time order

2.7 Getting the first/last record from each group

2.6 When there is a redundant grouping field

2.5 Getting records containing top/bottom N

2.4 Getting top/bottom N values

2.3 Getting record(s) containing the max/min value

2.2 DISTINCT

2.1 COUNT DISTINCT

1.4 Conversion from enumerated string to small integer

1.3 Converting date to small integer

1.2 Composite table

1.1 Bin file

Performance Optimization Practice

New group

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