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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Report based on an HFSQL view
A report based on an HFSQL view is used to print records from an HFSQL Classic or Client/Server view...
Converting an HFSQL Classic database into HFSQL Client/Server
There are two methods to convert HFSQL Classic databases to HFSQL Client/Server in WINDEV, WEBDEV and WINDEV Mobile...
Using Unicode in HFSQL tables
The database schema proposes two types of Unicode items ...
Managing the HFSQL contexts in the windows and in the reports
An HFSQL context contains information relative to the data used...
HFSQL Client/Server: Overview
You have the ability to create applications that access the HFSQL Client/Server databases...
Stored procedures and queries (HFSQL Client/Server)
The stored procedures are used to simplify the development and the maintenance of your applications by factorizing the code...
HFSQL Client/Server functions
Several HFSQL functions are used to manage the HFSQL Client/Server data...
ODBC driver for HFSQL Classic and for HFSQL Client/Server (Linux)
The ODBC driver for HFSQL Classic (single-user or multi-user) is used to access an HFSQL Classic database from an external database software that supports the accesses by ODBC...
<HFSQL connection>.CheckMemoAsynchronous (Function)
Checks the structural integrity of memos in an HFSQL Client/Server table.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
HFSQL error handling help
WINDEV, WEBDEV and WINDEV Mobile include a module for assisted management of HFSQL errors...
Managing spatial data in HFSQL databases
Starting with version 2024, you can store and manipulate geometric and geographic data in HFSQL databases...
HFSQL functions
List of functions for HFSQL management
Operating mode of HFSQL application
An HFSQL application can operate in network mode or in Client/Server mode...
ODBC driver for HFSQL Classic and for HFSQL Client/Server (Windows)
The ODBC driver for HFSQL Classic (single-user or multi-user) is used to access an HFSQL Classic database from an external database software that supports the accesses by ODBC...
<HFSQL connection>.CheckIndexAsynchronous (Function)
Checks that the data contained in the index file (.NDX file) correctly references the data contained in the HFSQL Client/Server table (.FIC file).
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
Remote HFSQL Administrator: Overview
The remote HFSQL administrator is a WEBDEV site installed with the WEBDEV application server and used to remotely manage the HFSQL Client/Server databases installed on the Web server...
Browsing the HFSQL tables
The "Key" items are used to organize the records in a table in order to optimize the browse or the search...
HFSQL functions (prefix syntax)
List of functions for HFSQL management
HFSQL views
An HFSQL view corresponds to a "memory image" of an HFSQL table...
HFSQL Client/Server functions (prefix syntax)
Several HFSQL functions are used to manage the HFSQL Client/Server data...
Link functions
Link functions are used to link the interface with the tables and vice versa. These functions are as follows:
<Source>.NoModif (Function)
Forbids all the modifications on a table (for all the programs, including the one that requested the no-modification policy).
HRecreateSubscriberReplica (Function)
Recreates the subscriber replica description file (universal replication only) based on the information of the master replica (.rpm and .syn files).
<Source>.DescribeTrigger (Function)
Adds or modifies a trigger on an HFSQL table.
HListFullTextIndex (Function)
Returns the list of full-text indexes of a file (a query or a view) recognized by the HFSQL engine.
HDescribeTrigger (Function)
Adds or modifies a trigger on an HFSQL table.
<Connection variable>.TransactionRollbackToSavepoint (Function)
Rolls the transaction back to the savepoint.
HDeactivateFilter (Function)
Temporarily disables the filter on a table (view or query).
<Source>.FTListWord (Function)
Lists the words of the current record that will be taken into account by the full-text indexing.
<Source>.Next (Function)
Sets the position on the next table record according to a browse item.
Alias type
The Alias type is used to declare and handle a logical alias for a table or query.
REP files
REP files contain the list of tables handled by the application.
<Source>.ErrorModification (Function)
Returns the value of a record item when a modification conflict occurs..
WDHFDiff: Presentation
WDHFDiff is a tool used to compare HFSQL tables...
<Source>.SetLog (Function)
Enables or disables log management on a file.
HExportJSON (Function)
Exports the records found in a table (HFSQL or OLE DB), view or query to a JSON file.
HCheckIndex (Function)
Checks whether the data found in the index table (.NDX file) properly refers the data found in the table (.FIC file).
<Source>.SavePosition (Function)
Stores the current context of a table: current record, filter, read pointers.
<Source>.ExecuteQuery (Function)
Declares a query created in the query editor to the HFSQL engine and runs this query.
Aliases on tables: HAlias function
The aliases are used to handle ...
<Source>.TransactionFree (Function)
Transforms all "in transaction" records into "Normal" records if they do not belong to an ongoing transaction.
HTransactionInterrupted (Function)
Determines whether a transaction was interrupted (the transaction was neither committed nor rolled back).
HFreePosition (Function)
Deletes a position saved by HSavePosition.
<Source>.ImportText (Function)
Imports a Text file into an HFSQL Classic or Client/Server table. This table must have been defined in the data model editor, or declared with HDeclare, HDeclareExternal or HDescribeFile).
HReadNext (Function)
Sets the position on the next table record according to a browse item.
HCross (Function)
Crosses a record in a table.
HSecurity (Function)
Enables or disables the automatic security mechanism on one or more tables.
Filtering a table, a view or a query
A filter is used to define programmatically a selection of records corresponding to one or more criteria...
HTransactionRollbackToSavepoint (Function)
Rolls the transaction back to the savepoint.
HImportCSV (Function)
Imports a CSV file into an HFSQL Classic or Client/Server table. This table must have been defined in the data model editor, or declared with HDeclare, HDeclareExternal or HDescribeFile).
<Source>.Cross (Function)
Crosses a record in a table.
Link Description (Variable type)
A Link Description variable is used to describe a link between two tables programmatically.
HListLink (Function)
Returns the list of table bindings (Merise type) present:
  • in the current database schema,
  • in ongoing database schemas (projects with multiple database schemas).
  • in a specific database schema.
HCreateMasterReplica (Function)
Creates the description file of a Master Replica (logged replication or universal replication).
HOpen (Function)
Opens a table.
<Source>.UnlockRecNum (Function)
Unlocks a record locked by:
  • HLockRecNum,
  • a read function used with a locking parameter (HRead associated with the hLockWrite or hLockReadWrite constant for example).
HSetDuplicates (Function)
Enables or disables the management of duplicates on a unique key.
<Source>.LogRestart (Function)
Restarts the logging process on a file.
HDescribeFullTextIndex (Function)
Describes a full-text index of table created programmatically.
<Connection variable>.TransactionEnd (Function)
Validates the current transaction:
  • the modifications performed on the table since the start of transaction (HTransactionStart) are validated.
  • the transaction file is deleted (if the transaction is the last transaction in progress for a network application)
  • the records locked in read-only by the transaction are unlocked.
<Connection variable>.Transaction (Function)
Starts a transaction on the tables (HFSQL or accessed via Native Access) and creates the transaction table.
HSeek (Function)
Positions on the first record of the table whose value for a specific item is greater than or equal to a search value (generic search by default).
<Source>.ReadSeekFirst (Function)
Sets the position on the first record whose value for a specific item is strictly equal to a sought value (exact-match search).
HTransaction (Function)
Starts a transaction on the tables (HFSQL or accessed via a Native Connector) and creates the transaction table.
HDescribeSemanticIndex (Function)
Defines a semantic index of a table created programmatically.
<Source>.ExportCSV (Function)
Exports the records found in a table (HFSQL or OLE DB), a view or a query to a CSV file.
<Source>.StatNbRecRange (Function)
Returns an estimate regarding the number of entries for a given key item in a given interval of values.
HDeactivateTrigger (Function)
Disables a trigger.
Native DB2 Connector for WINDEV and WEBDEV
WINDEV and WEBDEV offer an optional Native Connector to DB2...
HClose (Function)
Closes either a table or all tables opened by the current user: all corresponding physical tables are closed for the current user.
<Source>.ImportCSV (Function)
Imports a CSV file into an HFSQL Classic or Client/Server table. This table must have been defined in the data model editor, or declared with HDeclare, HDeclareExternal or HDescribeFile).
<Source>.SeekLast (Function)
Sets the position on the last file record whose value for a specific item is less than or equal to a sought value.
HSetPosition (Function)
Sets the position on a record, based on the approximate position of one of its items.
HLast (Function)
Sets the position on the last record of a table according to a browse item.
Application triggers
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 table.
HListAnalysis (Function)
Returns the list of WINDEV or WEBDEV database schemas (in HFSQL Classic format) available in a given directory.
MariaDB Native Connector: Features and notes
This page presents the main aspects and requirements of the Native MariaDB Connector...
<Source>.Delete (Function)
Deletes a record from a table (query or view).
HTransactionEnd (Function)
Validates the current transaction:
  • the modifications performed on the table since the start of transaction (HTransactionStart) are validated.
  • the transaction file is deleted (if the transaction is the last transaction in progress for a network application)
  • the records locked in read-only by the transaction are unlocked.
<Source>.Filter (Function)
Defines and enables a filter on a table, view or query.
HErrorPassword (Function)
After the execution of a read or write function in a table, used to find out whether an error caused by a wrong password occurred on this table.
DB2 Native Connector: Features and notes
The following paragraphs present the main aspects and specific features of the Native DB2 Connector...
HDescribeFile (Function)
Describes a table programmatically.
HTransactionSavepoint (Function)
Declares a transaction savepoint.
The log process
A log is a special file that contains the history of all changes made to one or more tables over a given period of time (date the table was created, last automatic data modification, last backup created with WDLog, etc.)
HCheckMemo (Function)
Checks the structural integrity of memos in an HFSQL table.
<Source>.DescribeFile (Function)
Describes a table programmatically.
HFirst (Function)
Sets the position on the first record of a table according to the specified browse item.
HRetrieveRecord (Function)
Returns the content of the current record (in a file, a view or a query, ...).
POUR TOUT/POUR ALL instruction (table browsing)
Training FOR ALL instruction can be used to perform different types of runs...
HExecuteQueryAsynchronous (Function)
Executes a SELECT query asynchronously.
HWrite (Function)
Writes a record into a table without updating the indexes corresponding to all keys used in the table.
<Source>.EndNoModif (Function)
Unlocks a file that was locked by the same program with HNoModif.
<Source>.QueryExecuted (Function)
Determines if a query has been executed.
<Source>.SetMemo (Function)
Used to modify the management mode of memo items.
<Source>.CheckIndex (Function)
Checks whether the data found in the index table (.NDX file) properly refers the data found in the table (.FIC file).
<Source>.ReadSeekLast (Function)
Sets the position on the last record whose value for a specific item is less than or equal to a sought value (exact-match search).
HEndNoModif (Function)
Unlocks a file that was locked by the same program with HNoModif.
<Source>.ReadNext (Function)
Sets the position on the next table record according to a browse item.
<Source>.ListItem (Function)
Returns the list of items in a table (query or view) recognized by the HFSQL engine. The tables defined by HDeclare, HDeclareExternal and HDescribeFile are taken into account.
HStatDate (Function)
Returns the date of the last update for the index statistics.
<Source>.ErrorStatusModification (Function)
Returns the status of a record during a modification conflict.
HRestorePosition (Function)
Restores the previously saved context of a file (function HSavePosition): record in progress, filter, playback pointers.
HOnError (Function)
Customizes the management of HFSQL errors.
Comparison operators
The comparison operators can be divided into several categories...
<Source>.GetCurrentPosition (Function)
Returns the approximate position of current record in the table.
HStatTime (Function)
Returns the time of the last update for the index statistics.
HImportHF55 (Function)
Imports a Hyper File 5.5 file into an HFSQL Classic file.
<Source>.Read (Function)
Reads a record in a file according to a given record number.
<Source>.Out (Function)
Allows you to find out whether the record on which you want to be positioned is located outside the table, filter, view or query.
HListStopWord (Function)
Returns the list of stop words used by a full-text index.
<Source>.ExecuteQueryAsynchronous (Function)
Executes a SELECT query asynchronously.
PostgreSQL Native Connector: Features and notes
Remarks and specific features of Native PostgreSQL Connector...
<Source>.SeekFirst (Function)
Positions on the first file record whose value for a specific item is greater than or equal to a sought value.
HQueryExecuted (Function)
Determines if a query has been executed.
HImportXLS (Function)
Imports an XLS file into an HFSQL Classic or Client/Server table. This table must have been defined in the data model editor, or declared with HDeclare, HDeclareExternal or HDescribeFile).
<Source>.Found (Function)
Checks whether the current record corresponds to the current filter or search.
<Source>.OnError (Function)
Customizes the management of HFSQL errors.
<Source>.ListLink (Function)
Returns the list of links (Merise) in the current database schema or in a specific database schema.
<Source>.RetrieveRecord (Function)
Returns the content of the current record (in a file, a view or a query, ...).
<Source>.Backward (Function)
Moves backward several records from the current position in the table, according to a specified item.
HSavePosition (Function)
Stores the current file context (current record, filter, pointers).
<Source>.StatTime (Function)
Returns the time of the last update for the index statistics.
<Source>.MigrateLinkedCompositeKey (Function)
Migrates the values of the linked composite keys coming from a file in Hyper File 5.5 format to the HFSQL Classic format.
<Source>.IndexingInProgress (Function)
Indicates that a reindex operation is currently performed on an HFSQL table and returns the percentage of reindexing already performed.
Limitations of WINDEV, WEBDEV and WINDEV Mobile
A structure is a custom type of data...
HRead (Function)
Reads a record in a file according to a given record number.
HErrorLock (Function)
Used to check whether a lock error occurred.
<Connection variable>.SetIntegrity (Function)
Enables or disables the management of an integrity constraint on a file link.
HRecordToString (Function)
Converts the content of the current record to string (in a table, HFSQL view, query, etc.).
HReadSeekLast (Function)
Sets the position on the last record whose value for a specific item is less than or equal to a sought value (exact-match search).
HErrorIntegrity (Function)
Used to check whether an integrity error occurred.
HExportXML (Function)
Exports the records found in a table (HFSQL or OLE DB), view or query to an XML file.
<Source>.ListStopWord (Function)
Returns the list of stop words used by a full-text index.
HDeleteAll (Function)
Deletes all records from a table, an HFSQL view or a query.
HTransactionFree (Function)
Sets to a normal state all records that do not belong to an ongoing transaction.
HReindexingInProgress (Function)
Indicates that a reindex operation is currently performed on an HFSQL table and returns the percentage of reindexing already performed.
HDescribeItem (Function)
Describes a file item programmatically.
HUnlockRecNum (Function)
Unlocks a record locked by:
  • HLockRecNum,
  • a read function used with a locking parameter (HRead associated with the hLockWrite or hLockReadWrite constant for example).
<Source>.Security (Function)
Enables or disables the automatic security mechanism on one or more tables.
Manipulating a database from a Java application
You can start developing your application as soon as the WINDEV project is defined as being a Java project...
<Source>.LogStop (Function)
Stops the log process of a file.
SQL commands available in an SQL query
WINDEV allows you to easily run queries in SQL code...
HCheckStructure (Function)
Defines the mode for comparing tables.
<Source>.First (Function)
Sets the position on the first record of a table according to the specified browse item.
HNext (Function)
Sets the position on the next table record according to a browse item.
<Source>.ImportHF55 (Function)
Imports a Hyper File 5.5 file into an HFSQL Classic file.
<Source>.ExportXLS (Function)
Exports records from a table (HFSQL or OLE DB), view or query to an Excel file (XLSX).
<Source>.ExportJSON (Function)
Exports the records found in a table (HFSQL or OLE DB), view or query to a JSON file.
HDescribeLink (Function)
Describes a link between two tables programmatically.
HExportCSV (Function)
Exports the records found in a table (HFSQL or OLE DB), a view or a query to a CSV file.
HErrorInfo (Function)
Returns a detailed information about the last error triggered by the HFSQL engine.
HBackward (Function)
Moves backward several records from the current position in the table, according to a specified item.
<Source>.Write (Function)
Writes a record into a table without updating the indexes corresponding to all keys used in the table.
HListTrigger (Function)
Returns the list of triggers applied to one or more HFSQL tables.
HLogStop (Function)
Stops the log process of a file.
HNoModif (Function)
Forbids all the modifications on a table (for all the programs, including the one that requested the no-modification policy).
MySQL Native Connector: Features and notes
Remarks and specific features of the Native MySQL Connector
<Source>.StatDate (Function)
Returns the date of the last update for the index statistics.
HTransactionInProgress (Function)
Used to find out whether a transaction is in progress.
HListSynonym (Function)
Returns the list of synonyms used by a full-text index.
HOptimize (Function)
Used to handle the idle periods of a software (period without processes) to optimize the queries and the browses that will be run thereafter.
<Source>.RestorePosition (Function)
Restores the previously saved context of a file (function HSavePosition): record in progress, filter, playback pointers.
HExecuteQuery (Function)
Declares a query created in the query editor to the HFSQL engine and runs this query.
HSetLog (Function)
Enables or disables log management on a file.
HListSpatialKey (Function)
Returns the spatial keys of a table (used in a query or view) recognized by the HFSQL engine.
<Source>.StatNbDuplicates (Function)
Returns the number of duplicates for a given key item.
HPrevious (Function)
Sets the position on the previous record of the table according to a browse item.
HReadSeekFirst (Function)
Sets the position on the first record whose value for a specific item is strictly equal to a sought value (exact-match search).
HTransactionStart (Function)
Starts a transaction on the tables (HFSQL or accessed via a Native Connector) and creates the transaction table.
HLogRestart (Function)
Restarts the logging process on a file.
<Source>.ReadSeek (Function)
Sets the position on the first record whose value for a specific item is greater than or equal to a sought value (generic search).
<Source>.Seek (Function)
Positions on the first record of the table whose value for a specific item is greater than or equal to a search value (generic search by default).
HOut (Function)
Used to find out whether the record on which you want to be positioned is located outside the table, filter, view or query.
HSetTransaction (Function)
Enables or disables the management of transactions for one or more files.
HStatNbRecRange (Function)
Returns an estimate regarding the number of entries for a given key item in a given interval of values.
<Source>.ListKey (Function)
Returns the list of keys in a table (query or view) recognized by the HFSQL engine.
HExportXLS (Function)
Exports records from a table (HFSQL or OLE DB), view or query to an Excel file (XLSX).
HUnlockFile (Function)
Unlocks the records of a table:
  • locked by HLockFile.
  • individually locked by a locking read function.
Database access: summary
WINDEV and WEBDEV support different SQL query execution modes depending on how the database was accessed....
<Source>.SetTransaction (Function)
Enables or disables the management of transactions for one or more files.
Result of a query in test mode
After its execution in test mode (see Running the query test), the result of the query can be...
HError (Function)
Returns the number of the last error triggered by the HFSQL engine.
HCreateView (Function)
Creates an HFSQL view.
This function uses the former view mechanism.
Composite keys
A composite key is a key item containing several other items...
<Source>.ExportXML (Function)
Exports the records found in a table (HFSQL or OLE DB), view or query to an XML file.
<Source>.ListFullTextIndex (Function)
Returns the list of full-text indexes of a file (a query or a view) recognized by the HFSQL engine.
<Source>.Open (Function)
Opens a table.
<Source>.UnlockFile (Function)
Unlocks the records of a table:
  • locked by HLockFile.
  • individually locked by a locking read function.
HSetTrigger (Function)
Enables or disables the management of triggers.
Item Description (Variable type)
An Item Description variable is used to describe one or more items in a table programmatically.
HListItem (Function)
Returns the list of items:
HErrorDuplicates (Function)
Used to check whether a duplicate error occurred.
<Source>.Close (Function)
Closes either a table or all tables opened by the current user: all corresponding physical tables are closed for the current user.
HReadSeek (Function)
Sets the position on the first record whose value for a specific item is greater than or equal to a sought value (generic search).
HMigrateLinkedCompositeKey (Function)
Migrates the values of the linked composite keys coming from a file in Hyper File 5.5 format to the HFSQL Classic format.
<Source>.CheckMemo (Function)
Checks the structural integrity of memos in an HFSQL table.
HDelete (Function)
Deletes a record from a table (query or view).
HErrorModification (Function)
Allows you to:
  • return the value of a record item if a modification conflict occurs.
  • check if a modification conflict occurred.
HImportText (Function)
Imports a Text file into an HFSQL Classic or Client/Server table. This table must have been defined in the data model editor, or declared with HDeclare, HDeclareExternal or HDescribeFile).
HErrorStatusModification (Function)
Returns the status of a record during a modification conflict.
<Source>.ListSynonym (Function)
Returns the list of synonyms used by a full-text index.
<Source>.SetPosition (Function)
Sets the position on a record, based on the approximate position of one of its items.
<Source>.CheckStructure (Function)
Defines the mode for comparing tables.
Spare server
A "spare" server is a target server in a unidirectional automatic replication...
Link functions (prefix syntax)
Link functions are used to link the interface with the tables and vice versa.
<Source>.DeactivateFilter (Function)
Temporarily disables the filter on a table (view or query).
<Source>.DeleteAll (Function)
Deletes all records from a table, an HFSQL view or a query.
HGetCurrentPosition (Function)
Returns the approximate position of current record in the table.
<Source>.Last (Function)
Sets the position on the last record of a table according to a browse item.
<Source>.ImportXLS (Function)
Imports an XLS file into an HFSQL Classic or Client/Server table. This table must have been defined in the data model editor, or declared with HDeclare, HDeclareExternal or HDescribeFile).
<Source>.ListSpatialKeys (Function)
Returns the spatial keys of a table (used in a query or view) recognized by the HFSQL engine.
fDataDir (Function)
Returns the full path of the directory of HFSQL tables specified by the user when installing the application.
File Description (Variable type)
The File Description variable is used to programmatically describe tables.
Native Oracle Connector for WINDEV and WEBDEV
WINDEV and WEBDEV offer an optional Native Oracle Connector (also called Native Oracle Access...
HStatNbDuplicates (Function)
Returns the number of duplicates for a given key item.
<Source>.Reset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
HSetMemo (Function)
Used to modify the management mode of memo items.
HListKey (Function)
Returns the list of keys in a table (query or view) recognized by the HFSQL engine.
HSeekFirst (Function)
Positions on the first file record whose value for a specific item is greater than or equal to a sought value.
Managing databases in WINDEV Java applications
This document presents the different access modes to databases from a WINDEV Java application...
Type of field: Secure password
"Password" items are used to securely store passwords by using a salt and a hash algorithm...
HSeekLast (Function)
Sets the position on the last file record whose value for a specific item is less than or equal to a sought value.
<Source>.RecordToString (Function)
Converts the content of the current record to string (in a table, HFSQL view, query, etc.).
HCheckMemoAsynchronous (Function)
Checks the structural integrity of memos in an HFSQL Client/Server table.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
HFilter (Function)
Defines and enables a filter on a table, view or query.
HReset (Function)
Initializes:
  • one or all variables of file items with their default values.
  • one or all items of a Record variable with their default values.
<Connection variable>.TransactionStart (Function)
Starts a transaction on the tables (HFSQL or accessed via Native Access) and creates the transaction table.
HReadPrevious (Function)
Sets the position on the previous record of a file according to a browse item.
<Connection variable>.TransactionSavepoint (Function)
Declares a transaction savepoint.
HCheckIndexAsynchronous (Function)
Checks that the data contained in the index file (.NDX file) correctly references the data contained in the HFSQL Client/Server table (.FIC file).
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
HFound (Function)
Checks whether the current record corresponds to the current filter or search.
<Source>.ExportJSONString (Function)
Exports the records from a table (HFSQL or OLE DB), view, or query to a JSON string.
HExportJSONString (Function)
Exports the records from a table (HFSQL or OLE DB), view, or query to a JSON string.
<Source>.SetDuplicates (Function)
Enables or disables the management of duplicates on a unique key.
<Source>.Optimize (Function)
Used to handle the idle periods of a software (period without processes) to optimize the queries and the browses that will be run thereafter.
<Source>.ReadPrevious (Function)
Sets the position on the previous record of a file according to a browse item.
HFTListWord (Function)
Lists the words of the current record that will be taken into account by the full-text indexing.
<Source>.CreateView (Function)
Creates an HFSQL view.
This function uses the former view mechanism.
HSetIntegrity (Function)
Enables or disables the management of an integrity constraint on a file link.
HCloseAnalysis (Function)
Closes the current database schema (or all current database schemas in the case of a project with multiple database schemas).
<Source>.Previous (Function)
Sets the position on the previous record of the table according to a browse item.
Java application and WINDEV
A Java application is an application entirely compiled in Java......
User Groupware and Client/Server tables
An application that uses the User Groupware can be used with an HFSQL database in Client/Server...
Language (Property)
The Language property is used to set the language used to compare and sort Unicode items (Unicode...
Secure (Property)
The Secure property is used to configure the security level of data file encryption.
TransactionFile (Property)
The TransactionFile property is used to determine if a table is a transaction table.
LanguageDescribed (Property)
The LanguageDescribed property is used to set the language used to compare and sort Unicode items...
Client/Server transactions: Available isolation modes
The HFSQL engine proposes to isolate the transactions......
The Looper control: Custom synchronization
contains a Looper control that displays the records found in an HFSQL file. the corresponding page...
HFConf.Ini file
... of HFSQL Client/Server server....
7. Multilingual applications in practice
7. Multilingual sites in practice
Managing the load balancing (dynamic load balancing on server)
The server that is hosting a HFSQL database engine can be very busy......
Thumbnail (Property)
The Thumbnail property is used to: get the value of an item thumbnail. This item was defined...
HClient structure
The HClient structure is used to......