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Transaction in which a TSQLQuery is handled
Source position: sqldb.pp line 321
type TSQLTransaction = class(TDBTransaction) |
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public |
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constructor Create(); override; |
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Create a new transaction |
destructor Destroy; override; |
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Destroy transaction component |
procedure Commit; override; |
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Commit the transaction, end transaction context. |
procedure CommitRetaining; override; |
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Commit the transaction, retain transaction context. |
procedure Rollback; override; |
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Roll back all changes made in the current transaction. |
procedure RollbackRetaining; override; |
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Roll back changes made in the transaction, keep transaction context. |
procedure StartTransaction; override; |
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Start a new transaction |
procedure EndTransaction; override; |
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End the transaction |
property Handle: Pointer; [r] |
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Low-level transaction handle |
property SQLConnection: TSQLConnection; [rw] |
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Database as TSQLConnection |
published |
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property Action: TCommitRollbackAction; [rw] |
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Currently unused in SQLDB |
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Database for which this component is handling connections |
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property Params: TStringList; [rw] |
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Transaction parameters |
property Options: TSQLTransactionOptions; [rw] |
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Transaction options |
end; |
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Transaction in which a TSQLQuery is handled |
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Encapsulate a transaction |
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TSQLTransaction represents the transaction in which one or more TSQLQuery instances are doing their work. It contains the methods for committing or doing a rollback of the results of query. At least one TSQLTransaction must be used for each TSQLConnection used in an application.
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Class to handle SQL commands (with or without result set) |
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An abstract class representing a connection to a SQL Database |