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MySQL - UPDATE query based on SELECT Query
I need to check (from the same table) if there is an association between two events based on date-time.
11 Answers
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How do I use CREATE OR REPLACE?
... post for the third time, I'll reformulate this:
This does not work on tables :)
And yes, there is documentation on this syntax, and there are no REPLACE option for CREATE TABLE.
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impro...
Is a one column table good design? [closed]
It it ok to have a table with just one column? I know it isn't technically illegal, but is it considered poor design?
15 A...
Does the join order matter in SQL?
... neither predicate can be satisfied by a row in which all columns from one table are NULL, than to say that it's associative as long as the predicates don't involve IS NULL or 'a function that is related to nulls'. One can easily imagine a predicate that satisfies the former description but not the ...
sqlalchemy: how to join several tables by one query?
...teger primary keys for everything, but whatever):
class User(Base):
__tablename__ = 'users'
email = Column(String, primary_key=True)
name = Column(String)
class Document(Base):
__tablename__ = "documents"
name = Column(String, primary_key=True)
author_email = Column(String,...
What are the typical reasons Javascript developed on Firefox fails on IE? [closed]
...pport setting the innerHTML of col, colGroup, frameSet, html, head, style, table, tBody, tFoot, tHead, title, and tr elements. Here's a function which works around that for table-related elements:
function setHTML(elm, html) {
// Try innerHTML first
try {
elm.innerHTML = html;
} catch (exc) {
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The ALTER TABLE statement conflicted with the FOREIGN KEY constraint
I have a problem when trying to add a foreign key to my tblDomare table; what am I doing wrong here?
18 Answers
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Custom Cell Row Height setting in storyboard is not responding
I am trying to adjust the cell height for one of the cells on my table view. I am adjusting the size from the "row height" setting inside the "size inspector" of the cell in question. When I run the app on my iPhone the cell has the default size set from the "row size" in the table view.
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Specifying an Index (Non-Unique Key) Using JPA
...rsistence.Entity;
import javax.persistence.Index;
import javax.persistence.Table;
@Entity
@Table(name = "region",
indexes = {@Index(name = "my_index_name", columnList="iso_code", unique = true),
@Index(name = "my_index_name2", columnList="name", unique = false)})
publi...
Rename a table in MySQL
Renaming a table is not working in MySQL
16 Answers
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