outer-join

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PostgreSQL: left outer join syntax

I\'m using PostgreSQL 8.4.6 with CentOS 5.5 and have a table of users: # select * from pref_users where id=\'DE2\';[详细]

2023-02-01 21:52 分类：问答
HQL: left outer join on subquery

Let\'s assume I have 2 mysql tables: create table tableA ( id bigint not null auto_increment, name varchar(255),[详细]

2023-01-30 06:10 分类：问答
t-sql outer join across three tables

I have three tables: CREATE TABLE person (id int, name char(50)) CREATE TABLE eventtype (id int, description char(50))[详细]

2023-01-26 12:35 分类：问答
Multi table joins - can I add an outer join to this?

I\'m having a problem moving from a situation where an Outer Join works, to where it fails. Working (pseudo code example)[详细]

2023-01-24 20:01 分类：问答
Selecting aggregate (grouped) statistics with records in a LINQ-to-Entities Query

I have a query I\'m attempting to port from SQL (T-SQL) to LINQ-to-Entities 4.0 (C#). The result set contains a combination of standard \"detail rows\" as well as aggregate \"statistic\" information.[详细]

2023-01-23 08:15 分类：问答
Opposite Of An Inner Join Query

Table 1 2 columns: ID, Name Table 2 2 columns: ID, Name What is a query to sho开发者_运维技巧w names from Table 1 that are not in table 2? So filtering out all the names in table 1 that are in table 2[详细]

2023-01-22 15:41 分类：问答
How to express outer joins with cross tables as a single Linq expression

Following situation: There exists an array acting as crosstable (mergeSet). Additionally there exists a set of target values and a set of source values. The source values[详细]

2023-01-22 11:16 分类：问答
Oracle "(+)" Operator

I am checking some old SQL Statements for the purpose of documenting them and probably enhancing them.[详细]

2023-01-21 18:50 分类：问答
How do I convert a "legacy" left outer join statement in Oracle?

I have two tables (A and G) in an Oracle database that can be joined together based off an account number. The one caveat to this is that one of the tables (G) has about 80 fewer records than the othe[详细]

2023-01-21 05:13 分类：问答
Why does this left outer join query refuse to complete in phpMyAdmin?

EDITED: so the query does work, but on my localhost machine it took over a minute to run. Admittedly the tables are considerably larger on my localhost (about 8000 rows each), but in production the ta[详细]

2023-01-21 01:02 分类：问答