Examples of using Compiled mode in English and their translations into German
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Colloquial
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Official
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Ecclesiastic
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Medicine
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Financial
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Ecclesiastic
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Political
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Computer
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Programming
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Official/political
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Political
Use of local variables in compiled mode.
In compiled mode, all integer values are considered longint.
Requests database to open in interpreted or compiled mode.
In compiled mode, depending on the Initialize local variables option of the Database settings.
Use pointers, and proceed in interpreted or in compiled mode.
In compiled mode, you can use local variable references(beginning with the$ character) in SQL statements under certain conditions.
Note: Like the ASSERT command, Asserted works in interpreted and compiled mode.
If you want to use existing4D databases on OS X 64-bit in compiled mode, you need to recompile them with 4D v15 or higher.
Most of the commands in this theme work in both interpreted and compiled mode.
Note: Executing formulas in compiled mode can be optimized using a cache see Cache for formulas in compiled mode below.
Opening-mode: will define opening your database in interpreted or compiled mode.
When the database is running in compiled mode, this displays the records window of the current table in compiled mode, only access to records is possible.
Optimization Hints, offers hints to accelerate the running of applications in compiled mode.
For optimization purposes, each formula executed by EXECUTE FORMULA in compiled mode can be stored in a dedicated cache in memory.
Starting with 4D v15 R5 64 bits,4D allows you to create preemptive user processes in compiled mode.
In compiled mode, the variables must have been pre-declared in a COMPILER_WEB project method. Beginning with 4D v13.4, this mechanism is obsolete and no longer available in new databases.
Consequently, CLEAR VARIABLE does not free any memory in compiled mode, except in four cases.
If the execution context supports preemptive mode and if method is declared"thread-safe", the new 4D process will be executed in a preemptivethread when the application will run in compiled mode.
Note: In compiled mode, you cannot use references to local variables(beginning with the$ symbol). In these examples, the current values of the 4D vEmpnum, vEname and vName variables will replace the parameters when the request is executed.
Note: The String function is not compatiblewith"Integer 64 bits" type fields in compiled mode.
Compatibility note(4D v13.4): In previous versions, 4D copied the values of variables received by means of a posted Web form ora GET URL directly into 4D process variables in compiled mode, these variables had to have been declared in the COMPILER_WEB method.
In 4D v16, several sets of commands are now thread safe,meaning they can be used in preemptive processes in compiled mode.
Note: Due to this principle, you cannot use a parameter($1, $2, etc.)in value because this would cause malfunctions in compiled mode.