Difference between revisions of "SYSTABLES"
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==Purpose== | ==Purpose== | ||
| − | Description of | + | Description of tables |
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==See Also== | ==See Also== | ||
[[SQL Data Types|DATA TYPES]], [[SQL SELECT|SELECT]], [[SQL System Tables|SYSTEM TABLES]] | [[SQL Data Types|DATA TYPES]], [[SQL SELECT|SELECT]], [[SQL System Tables|SYSTEM TABLES]] | ||
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==Description== | ==Description== | ||
System Tables are system defined read-only tables. You can query these tables using the SELECT statement. | System Tables are system defined read-only tables. You can query these tables using the SELECT statement. | ||
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!Column||Data Type||Width||Description | !Column||Data Type||Width||Description | ||
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| + | Note: from Lianja v5.3, systables returns table information from all catalogs/databases whether a database is open or not. Previously, with a database open, it returned table information from that database only. | ||
==Example== | ==Example== | ||
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[[Category:Documentation]] | [[Category:Documentation]] | ||
[[Category:SQL]] | [[Category:SQL]] | ||
[[Category:System Tables]] | [[Category:System Tables]] | ||
Latest revision as of 09:29, 23 April 2020
Contents
Purpose
Description of tables
See Also
DATA TYPES, SELECT, SYSTEM TABLES
Description
System Tables are system defined read-only tables. You can query these tables using the SELECT statement.
| Column | Data Type | Width | Description |
|---|---|---|---|
| TABLE_CAT | C | 30 | Table catalog |
| TABLE_SCHEM | C | 30 | Table schema |
| TABLE_NAME | C | 30 | Table name |
| TABLE_TYPE | C | 15 | Table type |
| REMARKS | C | 100 | Comment describing table |
Note: from Lianja v5.3, systables returns table information from all catalogs/databases whether a database is open or not. Previously, with a database open, it returned table information from that database only.
Example
SELECT * FROM systables; WHERE table_type = 'TABLE'
