JBASE COMMANDS PDF

jBC Run time, Running jBC programs. jBC Error Handling, Handling error conditions in jBC programs. jCL, jBASE command language (Proc) reference manual. CATALOG Command. .. DECATALOG and DELETE-CATALOG Commands .. DECRYPT. Quick Navigation. jBASIC Language Overview; Benefits of jBASIC; File and Directory Organization; Commands/Statements; A; B; C; D; E; F; G; H; I; J; K; L; M; N.

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Enter jstat command with verbose display and filename. Transfers the contents of a dimensioned array to a specified record on disc. Not finding what you’re looking for? jbsae

Creating your demo account for this walkthrough 1. Reads a single character from the input buffer and returns it.

Enter jrf command with options verbose display and to allow downsize of file. Removes trailing spaces and tabs from elements of a dynamic array. The jbackup utility provides fast on-line backup facilities and can also be used to check file integrity.

Checks that an expression consists entirely of numeric characters. Add the following data into the corresponding rows. Environment Variables are Operating System global variables for a shell. If Account Name is not specified, the last element in Account Directory is used as the account name.

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Each warning level will produce a different set of warning messages.

INTRODUCTION TO jBASE

Converts all uppercase characters in an expression to lowercase. User specific environment variables are set in the home directory. To resize files to a lower modulo requires that the ‘D’ option also be invoked along with the ‘C’ option.

As the O option Comnands set warning level to 0, 1, 2 or 3, see below Ipath conmands for include files V allow persistent variables in subroutines Qq specifies that the source code contains embedded SQL statements, see below If the record key selection is omitted, BASIC will use any preceding select list. This will ensure conversion of attribute mark characters to ibase line and vice versa is suppressed thus invalidating the binary object. From the standard shell we will enter the jrestore command to initiate the backup using the following syntax: DEL statement Removes a specified element from a dynamic array.

IF statement Allows conditional execution of statements. File and record level locking capability. For example, to set warning level 3 use the following command:. Returns a dynamic array of the logical complement of the elements of a dynamic array. Checks that an expression consists entirely of alphanumeric characters. Add the following data into the corresponding row. The Qq option is used to specify commaands the source code contains embedded SQL statements.

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jBASE — INTRODUCTION TO jBASE

Tests the bit number of the integer specified by an expression. REC1 1 Records Listed 5.

NULL statement Does nothing. Returns the interval between two timestamps as a dynamic array. Dumps a portion of the application to an external file for later analysis. The jrestore can be controlled to restore from any file type on the backup, from single records to multiple directories.

If updates have been made you will be prompted for confirmation before the updates are discarded.

Replaces one group of characters in a string with another group of characters. Generates a dynamic array ckmmands the specified number of repetitions of each element of a dynamic array.

Determines whether elements of one dynamic array are less than or equal to the corresponding element in another dynamic array. Declares a symbol equivalent to a literal, variable or simple expression.