There is a lot of confusion around this, I will try to make it as simple as possible. The primary key is a general concept to indicate one or more columns used to retrieve data from a Table. The primary key may be SIMPLE and even declared inline: That means that it is made by a single … Read more
As described in Cast Functions and Operators: The type for the result can be one of the following values: BINARY[(N)] CHAR[(N)] DATE DATETIME DECIMAL[(M[,D])] SIGNED [INTEGER] TIME UNSIGNED [INTEGER] Therefore, you should use:
If the charset of the tables is the same as it’s content try to use mysql_set_charset(‘UTF8’, $link_identifier). Note that MySQL uses UTF8 to specify the UTF-8 encoding instead of UTF-8 which is more common. Check my other answer on a similar question too.
http://dev.mysql.com/doc/refman/5.1/en/alter-table.html This will change the datatype of given column Depending on how many columns you wish to modify it might be best to generate a script, or use some kind of mysql client GUI
You will want to use the YYYYMMDD for unambiguous date determination in SQL Server. If you are married to the dd-mm-yy hh:mm:ss xm format, you will need to use CONVERT with the specific style. 5 here is the style for Italian dates. Well, not just Italians, but that’s the culture it’s attributed to in Books Online.
Definitely not a text field, but a varchar — perhaps. I wouldn’t recommend parsing the results and storing them in individual columns unless you want to take advantage of that data in database sense — statistics etc. If you never see yourself asking “What is the average volume that users use?” then don’t bother parsing it. To figure out … Read more
You have to include the schema if isnt a public one Or you can change your default schema Check your table schema here For example if a table is on the default schema public both this will works ok But sectors need specify the schema
To locate the troublesome row use the errorfile specifier. myRubbishData.log will have the offending rows and a companion file myRubbishData.log.txt will give you row numbers and offsets into the file. Companion file example:
To locate the troublesome row use the errorfile specifier. myRubbishData.log will have the offending rows and a companion file myRubbishData.log.txt will give you row numbers and offsets into the file. Companion file example:
From what I can gather, the following should suffice, so long as the fields are what you have provided. EDIT (with Cursor) This should be pretty simple with a cursor, however I highly advise you familiarize yourself with these and the implications.