WebMar 17, 2024 · Hello! I'm using libmysql.dll x64 version with Delphi FireDAC + MySQL Server 8.0.19. About 10 transactions per second. I'm using winapi call: timeBeginPeriod (1). libmysql.dll (x64) of 5.7.28 is stable working. But, libmysql.dll (x64) of 8.0.19 version producing error: 17-03-20 09:50:03 hnt Exception EMySQLNativeException: [FireDAC] … WebThe city is home to top-notch cocktail bars, beer dens, lounges and much more. Ranked in order of greatness and judged by their consistency and ability to survive through the …
Did you know?
WebJun 29, 2024 · Everything was running fine, past week started getting this error: Lock wait timeout exceeded; ... Stack Exchange Network Stack Exchange network consists of 181 Q&A communities including Stack Overflow , the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. WebDec 4, 2015 · FireDAC is thread-safe if the following conditions are met: A connection object and all objects associated with it (such as TFDQuery, TFDTransaction, and so on) are used by a single thread at each moment. FDManager is activated before threads start, by setting FDManager.Active to True. This means that after a thread opens a query and until its ...
WebMay 13, 2024 · Query Timeout (ODBC) 05-13-2024 02:29 AM. I am querying using the ODBC connector. In the M code we have the connection: Odbc.DataSource ("dsn="ww", [HierarchyNaviagtion = true, ConnectionTimeout-#duration (0,0,30,0) I was hoping this would allow the Odbc connector to time out at 30 minutes. WebJan 2, 2024 · FireDAC is a Universal Data Access library for developing applications for multiple devices, connected to enterprise databases. With its powerful universal architecture, FireDAC enables native high-speed direct access from Delphi and C++Builder to InterBase, SQLite, MySQL, SQL Server, Oracle, PostgreSQL, DB2, SQL Anywhere, Advantage DB, …
WebApr 1, 2024 · Hi, We are using a proxy server in order to connect to servers that only allow connecting from whitelisted IP addresses. When we connect to the SQL Server directly it works fine, but connecting via the proxy always results in Login timeout expired. We use the same proxy and code for connecting ... · The "Invalid connection string attribute" … WebJul 4, 2024 · Please be aware that FireDAC (Data Access Library) only describes the Technology from Delphi to simplify accessing Data on several Databases. To define a …
WebDec 29, 2015 · Using FireDAC Unidirectional property for fast, low memory selection set processing. I often do large Oracle database queries using FireDAC to analyze registration data about our products and customers. Most of the time I am only processing through millions of rows to create a report or chart.
WebOct 7, 2024 · Like in BDE,as FD was designed to replace BDE, later when you give the same connectionname it will use the already created connection. There is no reason to create a connection for every single query as it would be inneficient with databases. You can check it simple using code: FDQuery1.ConnectionName:=CONN_DEF_NAME; cynthia fulford tcnjWebFeb 9, 2024 · FireDAC is a powerful Universal Data Access library for windows application development and other devices, connected to enterprise databases. Compared to other database access components, FireDAC is a relatively more easy-to-use access layer that supports, abstracts, and simplifies data access, providing all the features needed to build … billy the kid summaryWebOct 3, 2024 · From Access, using an ODBC link to SQL Server 2000, any Query (Append, Make Table) that exceeds about 2 minutes crashes with the timeout message [Microsoft] [ODBC SQL Server Driver]Query timeout expired (#0). Some of the posts suggest changing the ODBC timeout, but that option did not appear to be in the File, Options, Client … cynthia full art 148 156WebAug 29, 2024 · Diagrams: UniDAC fetched small recordsets faster and consumed 1.5 times less memory than UniDAC. FireDAC was faster than UniDAC by 30% in two tests involving multiple unprepared SELECT queries to fetch one record. However, UniDAC was 3.5 times faster than FireDAC in tests with prepared statements. billy the kid the immigrantsWebGeneralities. The Cached Updates mode allows to defer posting updates to a database to a later time, rather than calling the Post / Delete methods. This allows to post multiple … cynthia fuchs epsteinWebLock Timeout for WAIT Transactions A. Karyakin, D. Yemanov All Firebird versions provide two transaction wait modes: NO WAIT and WAIT.NO WAIT mode means that lock conflicts and deadlocks are reported immediately, while WAIT performs a blocking wait which times out only when the conflicting concurrent transaction ends by being committed or rolled back. billy the kid tailleWebNov 3, 2015 · FireDAC.Comp.Client.hpp. FireDAC.Comp.Client: FireDAC.Comp.Client: Description. This class implements a dataset capable of executing SQL queries. Use TFDQuery to execute SQL queries, browse the result sets, and edit the result set records. See the TFDCustomQuery description for more details. cynthia full art card