| 摘要 |
<p>PURPOSE:To store a table generating procedure when a user requires to routinize the procedure by comparing an inquiring condition for a catalogue storing means with a table in an internal virtual table, deleting an unnecessary condition when both the condition and table can be combined and recording the condition in the catalogue storing means when the combination is impossible. CONSTITUTION:An information acquiring means 2 selects a table from an I/O means 1, stores the selected table as an internal virtual table 3 and an inquiring condition setting means 4 generates an inquiring condition to the table 3, adds the condition to the table 3 and executes processing based upon the inquiring condition. A command generating/executing means 5 refers to the table 3, generates and executes a command and sends the command to the means 2 as a new internal virtual table. An inquiring catalogue compressing means 6 compares an inquiring condition for the catalogue storing means 8 with a table in the table 3, an unnecessary condition is deleted when both the condition and table can be combined, and when the combination is impossible, the condition is registered in the means 8 as it is.</p> |
