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MUSHclient scripting

Description of MUSHclient world function: world.DatabaseInfo

Name DatabaseInfo
Type Method
Summary Returns information about a database
Prototype VARIANT DatabaseInfo(BSTR DbName, long InfoType);

View list of data type meanings


This returns information about a particular database.

DbName - the identifying name of an existing database (as supplied to DatabaseOpen). Not the file name.

InfoType - the information you want:

1 - Name of database on disk

2 - Has a DatabasePrepare been validly done recently (and is still active)?

3 - Has a valid row been returned by DatabaseStep?

4 - Count of columns returned from the last DatabasePrepare.

Note: Available in version 4.40 onwards.

Lua example
DatabaseInfo ("db", 4) --> get count of columns
Lua notes
Lua returns nil instead of a NULL or EMPTY variant.
Returns The specified information about the database, as described above.
An EMPTY variant, if the database does not exist.
A NULL variant if the InfoType is not a valid type.
Introduced in version 4.40

See also ...

Function Description
DatabaseList Lists all databases

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