SQL - Sum of multiple rows with considering to type
I have a table that looks something like the following:
+========================================================+
| Number | Date | Liter | Type |
+=========================================================+
| 1 | 2018-11-01 | 1.0 | A |
| 2 | 2018-11-01 | 2.0 | A |
| 3 | 2018-11-01 | 3.0 | B |
| 1 | 2018-11-02 | 4.0 | NULL |
| 2 | 2018-11-02 | 5.0 | B |
| 3 | 2018-11-02 | 6.0 | NULL |
| 1 | 2018-11-03 | 7.0 | B |
| 2 | 2018-11-03 | 8.0 | B |
| 3 | 2018-11-03 | 9.0 | NULL |
+---------------------------------------------------------+
And i need something this, with WHERE Date LIKE '2018-11-%'
+========================================================+
| Number | SumOfTypeA | SumOfTypeB | SumOfTypeNULL |
+=========================================================+
| 1 | 1.0 | 7.0 | 4.0 |
| 2 | 2.0 | 13.0 | NULL |
| 3 | NULL | 3.0 | 15.0 |
+---------------------------------------------------------+
Any ideas for do this query?
mysql sql
add a comment |
I have a table that looks something like the following:
+========================================================+
| Number | Date | Liter | Type |
+=========================================================+
| 1 | 2018-11-01 | 1.0 | A |
| 2 | 2018-11-01 | 2.0 | A |
| 3 | 2018-11-01 | 3.0 | B |
| 1 | 2018-11-02 | 4.0 | NULL |
| 2 | 2018-11-02 | 5.0 | B |
| 3 | 2018-11-02 | 6.0 | NULL |
| 1 | 2018-11-03 | 7.0 | B |
| 2 | 2018-11-03 | 8.0 | B |
| 3 | 2018-11-03 | 9.0 | NULL |
+---------------------------------------------------------+
And i need something this, with WHERE Date LIKE '2018-11-%'
+========================================================+
| Number | SumOfTypeA | SumOfTypeB | SumOfTypeNULL |
+=========================================================+
| 1 | 1.0 | 7.0 | 4.0 |
| 2 | 2.0 | 13.0 | NULL |
| 3 | NULL | 3.0 | 15.0 |
+---------------------------------------------------------+
Any ideas for do this query?
mysql sql
Consider handling issues of data display in application code
– Strawberry
Nov 13 '18 at 14:13
add a comment |
I have a table that looks something like the following:
+========================================================+
| Number | Date | Liter | Type |
+=========================================================+
| 1 | 2018-11-01 | 1.0 | A |
| 2 | 2018-11-01 | 2.0 | A |
| 3 | 2018-11-01 | 3.0 | B |
| 1 | 2018-11-02 | 4.0 | NULL |
| 2 | 2018-11-02 | 5.0 | B |
| 3 | 2018-11-02 | 6.0 | NULL |
| 1 | 2018-11-03 | 7.0 | B |
| 2 | 2018-11-03 | 8.0 | B |
| 3 | 2018-11-03 | 9.0 | NULL |
+---------------------------------------------------------+
And i need something this, with WHERE Date LIKE '2018-11-%'
+========================================================+
| Number | SumOfTypeA | SumOfTypeB | SumOfTypeNULL |
+=========================================================+
| 1 | 1.0 | 7.0 | 4.0 |
| 2 | 2.0 | 13.0 | NULL |
| 3 | NULL | 3.0 | 15.0 |
+---------------------------------------------------------+
Any ideas for do this query?
mysql sql
I have a table that looks something like the following:
+========================================================+
| Number | Date | Liter | Type |
+=========================================================+
| 1 | 2018-11-01 | 1.0 | A |
| 2 | 2018-11-01 | 2.0 | A |
| 3 | 2018-11-01 | 3.0 | B |
| 1 | 2018-11-02 | 4.0 | NULL |
| 2 | 2018-11-02 | 5.0 | B |
| 3 | 2018-11-02 | 6.0 | NULL |
| 1 | 2018-11-03 | 7.0 | B |
| 2 | 2018-11-03 | 8.0 | B |
| 3 | 2018-11-03 | 9.0 | NULL |
+---------------------------------------------------------+
And i need something this, with WHERE Date LIKE '2018-11-%'
+========================================================+
| Number | SumOfTypeA | SumOfTypeB | SumOfTypeNULL |
+=========================================================+
| 1 | 1.0 | 7.0 | 4.0 |
| 2 | 2.0 | 13.0 | NULL |
| 3 | NULL | 3.0 | 15.0 |
+---------------------------------------------------------+
Any ideas for do this query?
mysql sql
mysql sql
edited Nov 13 '18 at 14:12
Strawberry
25.9k83149
25.9k83149
asked Nov 13 '18 at 14:10
impossibleimpossible
103
103
Consider handling issues of data display in application code
– Strawberry
Nov 13 '18 at 14:13
add a comment |
Consider handling issues of data display in application code
– Strawberry
Nov 13 '18 at 14:13
Consider handling issues of data display in application code
– Strawberry
Nov 13 '18 at 14:13
Consider handling issues of data display in application code
– Strawberry
Nov 13 '18 at 14:13
add a comment |
1 Answer
1
active
oldest
votes
You can do conditional aggregation using SUM()
and CASE..WHEN
expressions:
SELECT
Number,
SUM(CASE WHEN Type = 'A' THEN Liter END) AS SumOfTypeA,
SUM(CASE WHEN Type = 'B' THEN Liter END) AS SumOfTypeB,
SUM(CASE WHEN Type IS NULL THEN Liter END) AS SumOfTypeNull
FROM your_table
WHERE Date LIKE '2018-11-%'
GROUP BY Number
add a comment |
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1 Answer
1
active
oldest
votes
1 Answer
1
active
oldest
votes
active
oldest
votes
active
oldest
votes
You can do conditional aggregation using SUM()
and CASE..WHEN
expressions:
SELECT
Number,
SUM(CASE WHEN Type = 'A' THEN Liter END) AS SumOfTypeA,
SUM(CASE WHEN Type = 'B' THEN Liter END) AS SumOfTypeB,
SUM(CASE WHEN Type IS NULL THEN Liter END) AS SumOfTypeNull
FROM your_table
WHERE Date LIKE '2018-11-%'
GROUP BY Number
add a comment |
You can do conditional aggregation using SUM()
and CASE..WHEN
expressions:
SELECT
Number,
SUM(CASE WHEN Type = 'A' THEN Liter END) AS SumOfTypeA,
SUM(CASE WHEN Type = 'B' THEN Liter END) AS SumOfTypeB,
SUM(CASE WHEN Type IS NULL THEN Liter END) AS SumOfTypeNull
FROM your_table
WHERE Date LIKE '2018-11-%'
GROUP BY Number
add a comment |
You can do conditional aggregation using SUM()
and CASE..WHEN
expressions:
SELECT
Number,
SUM(CASE WHEN Type = 'A' THEN Liter END) AS SumOfTypeA,
SUM(CASE WHEN Type = 'B' THEN Liter END) AS SumOfTypeB,
SUM(CASE WHEN Type IS NULL THEN Liter END) AS SumOfTypeNull
FROM your_table
WHERE Date LIKE '2018-11-%'
GROUP BY Number
You can do conditional aggregation using SUM()
and CASE..WHEN
expressions:
SELECT
Number,
SUM(CASE WHEN Type = 'A' THEN Liter END) AS SumOfTypeA,
SUM(CASE WHEN Type = 'B' THEN Liter END) AS SumOfTypeB,
SUM(CASE WHEN Type IS NULL THEN Liter END) AS SumOfTypeNull
FROM your_table
WHERE Date LIKE '2018-11-%'
GROUP BY Number
answered Nov 13 '18 at 14:12
Madhur BhaiyaMadhur Bhaiya
19.6k62236
19.6k62236
add a comment |
add a comment |
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Consider handling issues of data display in application code
– Strawberry
Nov 13 '18 at 14:13