RAD Studio VCL Reference
ContentsIndex
TSQLConnection Members Public Methods
Public Methods
 
Name 
Description 
 
Increments the reference count for this interface. 
 
Decrements the reference count for this interface. 
 
This is AddConnectNotification, a member of class TSQLConnection. 
 
Responds after the last constructor has executed. 
 
Copies the contents of another, similar object. 
 
Performs any necessary actions before the first destructor is called. 
 
Responds before the first destructor executes. 
 
This is the overview for the BeginTransaction method overload. 
 
Returns a pointer to the runtime type information (RTTI) table for the object type. 
 
Returns a string indicating the type of the object instance (as opposed to the type of the variable passed as an argument). 
 
Determines whether an object is of a specific type. 
 
Returns the type of the immediate ancestor of a class. 
 
Returns the class reference for the object's class. 
 
Performs finalization on long strings, variants, and interface variables within a class. 
 
Returns a copy of the SQL connection object. 
 
Closes the connection. 
 
Closes all datasets associated with the SQL connection object component without disconnecting from the database. 
 
Commits an open transaction. 
 
Commits an open transaction. 
 
Creates and initializes an instance TSQLConnection
 
Provides the interface for a method that processes message records. 
 
Destroys the SQL connection object. 
 
Destroys all owned components. 
 
Indicates that the component and its owned components are about to be destroyed. 
 
Calls message-handling methods for the object, based on the contents of the Message parameter. 
 
Checks if the current instance and the parameter are equal. 
 
Executes an SQL command on the server. 
 
Executes an action. 
 
Executes an SQL command that does not include parameters. 
 
This is the overview for the FieldAddress method overload. 
 
Indicates whether a given component is owned by the component. 
 
Free 
Destroys an object and frees its associated memory, if necessary. 
 
Deallocates memory allocated by a previous call to the System::TObject::NewInstance method. 
 
Ensures that AComponent is notified that the component is going to be destroyed. 
 
Frees the interface reference for components that were created from COM classes. 
 
This is GetCommandTypes, a member of class TSQLConnection. 
 
Returns a reference to the component associated by the implementing class. 
 
Returns the default schema name of the current object. 
 
Returns a TComponent enumerator. 
 
This is the overview for the GetFieldNames method overload. 
 
Returns an integer containing the hash code. 
 
This is the overview for the GetIndexNames method overload. 
 
Retrieves a specified interface. 
 
Returns the entry for a specific interface implemented in a class. 
 
Returns a pointer to a structure containing all of the interfaces implemented by a given class. 
 
Returns the username that is logged in on the current connection. 
 
Returns a string used by the Object Inspector. 
 
Returns the name of the object as it appears in the Object Inspector. 
 
This is the overview for the GetPackageNames method overload. 
 
Returns the containing Component. 
 
This is the overview for the GetProcedureNames method overload. 
 
This is the overview for the GetProcedureParams method overload. 
 
This is the overview for the GetSchemaNames method overload. 
 
This is GetServerMethodNames, a member of class TSQLConnection. 
 
This is the overview for the GetTableNames method overload. 
 
Verifies whether the component has a parent. 
 
This is HasTransaction, a member of class TSQLConnection. 
 
Determines the relationship of two object types. 
 
Initializes a newly allocated object instance to all zeros and initializes the instance's virtual method table pointer. 
 
Establishes the component as the owner of a specified component. 
 
Returns the size in bytes of each instance of the object type. 
 
Indicates whether the component implements a specified interface. 
 
Sets the DriverName and Params properties to the values associated with the ConnectionName property. 
 
This is the overview for the MethodAddress method overload. 
 
Returns the name of a class method by address. 
 
Allocates memory for an instance of an object type and returns a pointer to that new instance. 
 
Open 
Opens the connection. 
 
Returns a reference to a specified interface if the object supports that interface. 
 
Establishes or removes internal links that cause this component to be notified when the implementer of a specified interface is destroyed. 
 
Removes a specified component specified from the component's Components list. 
 
This is RemoveConnectNotification, a member of class TSQLConnection. 
 
Disables destruction notification that was enabled by FreeNotification 
 
Cancels all updates, insertions, and deletions for a specified transaction and ends the transaction. 
 
Cancels all updates, insertions, and deletions for a specified transaction and ends the transaction. 
 
Cancels all updates, insertions, and deletions for a specified transaction and ends the transaction. 
 
Handles exceptions in methods declared using the safecall calling convention. 
 
Handles exceptions in methods declared using the safecall calling convention. 
 
Identifies whether the component is a subcomponent. 
 
Associates the SQL connection with a callback function that executes for every SQL command passed to or from the server. 
 
Initiates a new transaction in the associated database. 
 
Returns a string containing the class name. 
 
Returns a string containing the unit name. 
 
Updates the state of an action. 
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