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| The analysis allows you to define the structure of data files used by the project... |
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| A Looper control can be used to display the content of a data file or query... |
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| Two types of directories can be configured when creating the executable... |
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| A Table control can be used to display the content of a data file or query... |
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| When you design a quick prototype, you often create windows (or pages) without defining any data files... |
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| Unlocks a file that was locked by the same program with HNoModif. |
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| Returns the list of keys in a data file (query or view) recognized by the HFSQL engine. |
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| Exports the records found in a data file (HFSQL or OLE DB), view or query to an XML file. |
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| Describes a full-text index of data file created programmatically. |
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| Exports the records from a data file (HFSQL or OLE DB), view or query to a JSON string. |
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| Stops watching a data file on an HFSQL server. |
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| Exports the records found in a data file (HFSQL or OLE DB), a view or a query to a CSV file. |
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| Trigger monitoring of write actions (add, modify or delete) performed on a data file present on an HFSQL server. In case of modification, a specific procedure can be triggered. |
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| Used to check whether a lock error occurred. |
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| Reads a record in a file according to a given record number. |
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| Forbids all the modifications on a data file (for all the programs, including the one that requested the no-modification policy). |
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| Restores the previously saved context of a file (function HSavePosition): record in progress, filter, playback pointers. |
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| Describes a data file programmatically. |
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| Exports the records found in a data file (HFSQL or OLE DB), a view or a query to a CSV file. |
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| Returns the spatial keys of a data file (used in a query or view) recognized by the HFSQL engine. |
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| Describes a data file programmatically. |
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| After the execution of a read or write function in a data file, used to find out whether an error caused by a wrong password occurred on this data file.
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| The analysis proposes two types of Unicode items... |
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| Deletes all records from a data file, an HFSQL view or a query. |
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| Deletes a record from a data file (query or view). |
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| Closes either a data file or all data files opened by the current user: all corresponding physical data files are closed for the current user. |
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| Sets the position on the previous record of the data file according to a browse item. |
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| Describes a file item programmatically. |
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| Deletes a record from a data file (query or view). |
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| Lists the words of the current record that will be taken into account by the full-text indexing. |
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Unlocks a record locked by: - HLockRecNum,
- a read function used with a locking parameter (HRead associated with the hLockWrite or hLockReadWrite constant for example).
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| WINDEV, WEBDEV and WINDEV Mobile propose different methods for describing a connection... |
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| Forbids all the modifications on a data file (for all the programs, including the one that requested the no-modification policy). |
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| Exports records from a data file (HFSQL or OLE DB), view or query to an Excel file (XLSX). |
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| Defines and enables a filter on a data file, view or query. |
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| Sets the position on the first record of a data file according to the specified browse item. |
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| Converts the content of the current record to string (in a data file, HFSQL view, query, etc.). |
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| Returns the approximate position of current record in the data file.
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| Sets the position on the last record of a data file according to a browse item. |
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| Reads a record in a file according to a given record number. |
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| Sets the position on the next data file record according to a browse item. |
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| Sets the position on the last record of a data file according to a browse item. |
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| Writes a record into a data file without updating the indexes corresponding to all keys used in the file. |
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| Defines and enables a filter on a data file, view or query. |
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| Ends the description of the structure of an xBase data file programmatically. |
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| Restores the previously saved context of a file (function HSavePosition): record in progress, filter, playback pointers. |
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| Used to find out whether the record on which you want to be positioned is located outside the data file, filter, view or query. |
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| Sets the position on the last record of a data file according to a browse item. |
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| Exports the records found in a data file (HFSQL or OLE DB), view or query to a JSON file. |
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Creates an HFSQL view.
This function uses the former view mechanism. |
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| Returns the approximate position of current record in the data file.
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| Trigger monitoring of write actions (add, modify or delete) performed on a data file present on an HFSQL server. In case of modification, a specific procedure can be triggered. |
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| Stores the current context of a data file: current record, filter, read pointers. |
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| Sets the position on the next data file record according to a browse item. |
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| Checks that one or all records in an unalterable data file have not been modified (e.g. with a hexadecimal editor). |
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| Returns the list of links (Merise) in the current analysis or in a specific analysis. |
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| Deletes all records from a data file, an HFSQL view or a query. |
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| Returns the list of synonyms used by a full-text index. |
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Returns the list of items:- found in a data file ( a query or a view) known to the HFSQL engine. The data files defined by HDeclare, HDeclareExternal and HDescribeFile are taken into account.
- found in a Record variable.
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| Cancels an alias that was declared beforehand by HAlias. |
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| Returns the list of data files watched by HWatch. |
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| Returns the list of full-text indexes of a file (a query or a view) recognized by the HFSQL engine. |
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| Sets the position on the next data file record according to a browse item. |
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| During the life of an application, items live and die... |
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| Sets the position on the first record of a data file according to the specified browse item. |
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| This feature is used to signal that a data file cannot be modified after writing... |
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| Stores the current file context (current record, filter, pointers). |
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| Used to check whether an integrity error occurred. |
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| Deletes a previously created view. This function uses the former view mechanism. |
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| Returns the content of the current record (in a file, a view or a query, ...). |
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| Adds or modifies a trigger on an HFSQL data file. |
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| Unlocks a file that was locked by the same program with HNoModif. |
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| Returns the content of the current record (in a file, a view or a query, ...). |
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| Returns the list of assignments for the data files handled by the current application, which means the list of physical files corresponding to the files described in the analysis. |
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| Sets the position on a record, based on the approximate position of one of its items. |
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| Lists the words of the current record that will be taken into account by the full-text indexing. |
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| Sets the position on the previous record of a file according to a browse item. |
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Initializes: - one or all variables of file items with their default values.
- one or all items of a Record variable with their default values.
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| Temporarily disables the filter on a data file (view or query). |
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| Exports records from a data file (HFSQL or OLE DB), view or query to an Excel file (XLSX). |
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| Exports the records found in a data file (HFSQL or OLE DB), view or query to a JSON file. |
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| Returns the list of stop words used by a full-text index. |
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| Returns the list of full-text indexes of a file (a query or a view) recognized by the HFSQL engine. |
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| Stops watching a data file on an HFSQL server. |
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Unlocks the records of a data file:- locked by HLockFile.
- individually locked by a locking read function.
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| Writes a record into a data file without updating the indexes corresponding to all keys used in the file. |
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| Returns the list of data files watched by HWatch. |
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Creates an HFSQL view.
This function uses the former view mechanism. |
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| Exports the records from a data file (HFSQL or OLE DB), view or query to a JSON string. |
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Returns the list of data file bindings (Merise type) present:- in the current analysis,
- in ongoing analyses (projects with multiple analyses).
- in a specific analysis.
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| Deletes a previously created view. This function uses the former view mechanism. |
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| Returns the list of keys in a data file (query or view) recognized by the HFSQL engine. |
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Initializes: - one or all variables of file items with their default values.
- one or all items of a Record variable with their default values.
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| Adds or modifies a trigger on an HFSQL data file. |
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| WINDEV, WEBDEV and WINDEV Mobile allow you to manage the NULL value in the items of the HFSQL data files and for all the other types of accesses (Native, OLE DB, ... |
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| Sets the position on the previous record of the data file according to a browse item. |
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| Checks whether the current record corresponds to the current filter or search. |
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| Checks whether the current record corresponds to the current filter or search. |
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Unlocks the records of a data file:- locked by HLockFile.
- individually locked by a locking read function.
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| Describes a link between two data files programmatically. |
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| Sets the position on the last record of a data file according to a browse item. |
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| Sets the position on the previous record of a file according to a browse item. |
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| Returns the list of synonyms used by a full-text index. |
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| A trigger is a WLanguage procedure automatically called by the HFSQL engine whenever a modification is performed (addition, deletion, modification, ...) on a record of a data file. |
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| Temporarily disables the filter on a data file (view or query). |
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| Checks that one or all records in an unalterable data file have not been modified (e.g. with a hexadecimal editor). |
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Returns the list of files:- current analysis.
- analyses in progress (projects with multiple analyses).
- a specific analysis recognized by the HFSQL engine.
- available on a connection via a Native Connector or an OLE DB driver.
- for a group of files defined in the data model editor.
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| Closes either a data file or all data files opened by the current user: all corresponding physical data files are closed for the current user. |
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| Allows you to find out whether the record on which you want to be positioned is located outside the data file, filter, view or query. |
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| Converts the content of the current record to string (in a data file, HFSQL view, query, etc.).
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Unlocks a record locked by: - HLockRecNum,
- a read function used with a locking parameter (HRead associated with the hLockWrite or hLockReadWrite constant for example).
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| Exports the records found in a data file (HFSQL or OLE DB), view or query to an XML file. |
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| Returns the spatial keys of a data file (used in a query or view) recognized by the HFSQL engine. |
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| Sets the position on a record, based on the approximate position of one of its items. |
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| Sets the position on the next data file record according to a browse item. |
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| When a WINDEV, WEBDEV or WINDEV Mobile project uses data files, it must be associated with an analysis.... |
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| Returns a list of keys to add to data files to improve query performance. |
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| List of functions for HFSQL management... |
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| The PhysicalName property is used to manage the physical name of HFSQL data files. |
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| Deletes a scheduled optimization task from HFSQL Client/Server data files.... |
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| The DescribedPhysicalName property is used to manage the physical name of HFSQL data files. |
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| The NullSupported property is used to manage the NULL value in HFSQL data files. |
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| Deletes a scheduled optimization task from HFSQL Client/Server data files.... |
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| The Filter property is used to identify and change the filter applied to records in:
Table controls based on a data file,
browsing TreeView Table controls,
browsing List Box controls,
Combo Box controls based on a data file,
browsing Looper controls.... |
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| You have the ability to create TreeView controls directly linked to the data.... |
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| Changes the path to a data file (i.e. directory in which the file will be handled). |
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| Changes the path to a data file (i.e. directory in which the file will be handled). |
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| The following files are automatically created when logging an HFSQL Client/Server data file...... |
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| You can create TimeLine controls directly linked to the data.... |
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| You can create Scheduler controls directly linked to the data.... |
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| Reinitializes the content of a TimeLine control from its data source (HFSQL data file for example). |
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| Reinitializes the content of an Organizer control from its data source (HFSQL data file for example). |
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| Reinitializes the content of a TimeLine control from its data source (HFSQL data file for example). |
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| Reinitializes the content of an Organizer control from its data source (HFSQL data file for example). |
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| Refreshes the display of an "Internal window" control with automatic iteration on a data file or query. |
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| Refreshes a List Box, ListView or Combo Box control based on a data file. |
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| The NewRecord property is used to determine if the record is a new record or if it comes from the data file. |
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