For example, let us consider this table: In this image consists of rows of 8 where names like Mike,Glenn,Daryl,Shane and Patricia is included with their respective ages Id Name Age 1 Mike 25 2 Glenn 19 3 Glenn 19 4…
I have this error on PopSQL : Error: Failed to add the foreign key constraint. Missing index for constraint 'etape__ibfk_1' in the referenced table 'etapexprojet_' Error Code: ER_FK_NO_INDEX_PARENT This is my code, i'm only creating tables and it has a…
I have the following table <state_table> that tracks entries per minute of an id and its state: minute id type ------ -- ---- 1 A solid 1 A solid 1 A solid 1 A liquid 1 B solid 1 B…
Question: List the name of the team and number of wins of all teams that had more wins than the average team had. Order results by descending number of wins. SELECT mlb_team.name, mlb_team.wins, AVG(mlb_team.wins) FROM mlb_team GROUP BY mlb_team.name HAVING…
I want to add "/invent" at the beginning of the file path in the invImage and invThumbnail columns. This is what I have in mind, SELECT FROM inventory SELECT CONCAT("/invent") AS invImage, invThumbnail; Since it is not easy to undo…
I have these tables which are not related at all: Books Apps Cars Id Views Id Views Id Views ------------ ------------ ------------ 1 3 4 5 11 10 2 4 5 100 13 3 3 3 6 5 15 7…
I've got 3 tables I need to work with: CREATE TABLE invoices ( id INTEGER, number VARCHAR(256) ) CREATE TABLE items ( invoice_id INTEGER, total DECIMAL ) CREATE TABLE payments ( invoice_id INTEGER, total DECIMAL ) I need a result…
I have the following data in the booking table. booking id email price type areaid 1 [email protected] 70 type1 1 2 [email protected] 60 type2 2 3 [email protected] 50 type1 3 4 [email protected] 110 type1 3 5 [email protected] 90 type2 4…
Is there a sane way of storing int, float and boolean values in the same column in Postgres? If have something like that: rid time value 2d9c5bdc-dfc5-4ce5-888f-59d06b5065d0 2021-01-01 00:00:10.000000 +00:00 true 039264ad-af42-43a0-806b-294c878827fe 2020-01-03 10:00:00.000000 +00:00 2 b3b1f808-d3c3-4b6a-8fe6-c9f5af61d517 2021-01-01 00:00:10.000000 +00:00…
the below query it scans more rows while the table has an index on it but not using that index for that column. Query; SELECT * FROM st_aepsrequest_log WHERE `snd_transno` IN ( SELECT pwcashout_transno FROM st_aeps_transaction_master a WHERE a.`entry_date` >=…