left-join

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Multiple Table Joins

I have an issue where I need to ONLY get a few things from my initial table, and then join another item from another table, and then joi开发者_JAVA百科n one more item from another table.I thought this[详细]

2023-03-25 16:37 分类：问答
My MySQL JOIN query only gets data from one table

SELECT `users`.* FROM (`users`) JOIN `users_profiles` ON `users_profiles`.`user_id` = `users`.`id` JOIN `albums` ON `albums`.`user_id` = `users`.`id`[详细]

2023-03-25 09:17 分类：问答
Why does this Linq left outer join not work as expected?

I have two lists, both using the same class (Part). The first list is the \"master\" list (engineerParts), the second (partDefaults) is the list of attribute values for those parts.[详细]

2023-03-25 02:51 分类：问答
SQLite tricky if join

I have the following two tables: T1 (id,name) T2 (id,hybrid_col) What I want to do is select all from T2 and JOIN with T1 if hybrid_col is numeric.[详细]

2023-03-24 20:29 分类：问答
Setting NULL values to a custom value in Access-SQL

When LEFT JOINing two tables, is there a way to set the cells which can not be matched (NULL) to a custom value? So e.g. when the result returns, the NULL-cells actually HAVE a value, e.g. \"N/A\" or[详细]

2023-03-24 02:41 分类：问答
trying to get the both card and cash members

HiI have done like this for gettingmembers details forpayment method type cash SELECT members.member_Id, members.member_Lastname, members.member_Firstname, members.member_PostCode,[详细]

2023-03-24 01:40 分类：问答
PHP ODBC SQL JOIN

A company recently asked me to bridge the multiple databases they have with some PHP. While most of their new databases are MySQL, they have one that is a PROGRESS database. Everything was going good[详细]

2023-03-23 17:42 分类：问答
SQL - unexpected change in number of results after adding left join

The following query: SELECT Assets.Id, Assets.Description FROM Assets WHERE CaseNumber = 1265 produces 29 results.[详细]

2023-03-23 11:49 分类：问答
sql query for report produce wrong result

I have this problem regarding sql which i will be using in a webservice if I can get this right. What I wanted to do is create a summary report of a transaction. The transaction have header and lines.[详细]

2023-03-22 21:08 分类：问答
Using left join for the same table or is there a better way?

I have a table called bans where I have the follow fields: room_id, banned_user_id, banned_by_id, reason, ts_start, ts_end[详细]

2023-03-22 20:29 分类：问答