firebird
How do I get an exclusive lock on a firebird database to perform schema changes?
To be more specific, I am using firebird 2.1 and the DDEX Provider for visual studio, and I\'m working in c#.[详细]
2023-02-11 04:58 分类:问答Why we haven't boolean datatype in Firebird?
Unless I\'m totally wrong, we have no boolean datatype (1 bit) in Firebird, even SQL Server. Why? I think boolean usef开发者_如何学Goull in various situations... And very low space consuption...Firebi[详细]
2023-02-11 03:41 分类:问答Pros and Cons of different Schema designs for tables that all have a relationship to one data item
I am developing a system that will have a database backend. I am intending that every table have a PK that is arbitary, system generated and maintained.[详细]
2023-02-09 07:41 分类:问答Can't declare variable in Firebird 2.5, why?
I have a one line query: DECLARE VARIABLE var_SecondsOfTime INTEGER; But a开发者_C百科fter running the query I am getting this message:[详细]
2023-02-08 00:31 分类:问答How to unbox a System.Int32[*] array
Firebird rdr.Read() returns, for fb array column开发者_运维百科s, an object witch is in my case System.Int32[*] (non-zero based array of ints), how do I unbox it into something sane?[详细]
2023-02-06 23:02 分类:问答Error converting variant into double [ Delphi XE + IBObjects 4.9.12 ]
My configuration: Delphi XE Firebird 2.1 IBObjects 4.9.12 Windows 7 64bits I get an exception when I try to set a value to a IBOQuery parameter (\"Could not convert variant of type (UnicodeString) i[详细]
2023-02-06 22:25 分类:问答Cancel attached backup service
My software has to make database backups and one of the expected features is that this backup can be canceled.[详细]
2023-02-06 11:22 分类:问答Need to migrate an application from Blackfish to Firebird
What is the effort to migr开发者_如何转开发ate from Blackfish to Firebird ? I use DBX4 No stored procedure, or function or views[详细]
2023-02-06 04:50 分类:问答Size of a blob field in Firebird
Is there a way to retrieve (using a select statement) the size of a blob field in Firebird?? I\'ve a field called \"data\" and I\'d like t开发者_StackOverflowo know the total size of all the records[详细]
2023-02-06 04:37 分类:问答Using Delphi data-aware components - pros and cons [closed]
Closed. This question is opinion-based. It is not currently accepting answers. 开发者_开发技巧 Want to improve this question? Update the question so it can be answered with facts and citati[详细]
2023-02-05 01:54 分类:问答