Class | Description |
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SQLquery class An SQL Statement Text Container. |
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DB Query class This class is the one which executes queries against the connected database. |
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DB Rows class Renders a query into data and allows access to the data either directly or via the usual get first,last,next,previous cursor navigation. |
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DB Records class Renders a query into data and allows access to the data either directly or via the usual get first,last,next,previous cursor navigation. |
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DB Select class A special case of the dbrecords class. |
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DB Delete class A special case of the dbquery class. This is for deleting rows from the database. |
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DB tablemod class Parent class for classes which only modify a single table. This means either update or inserts. This class is provided so we can define a common method for sequence definition. |
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DB Insert class A special case of the dbtablemod class. |
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DB Update class A special case of the dbquery class. This is for updating data in particular rows in the database. |
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DB seq class A class which allows the management and use of sequences. |
Date-time functions
Return true or false for boolean data returned by the current DB. This is to provide for boolean compatibility across all DBs.
Execute a DB command
A wrapper which caters for the 'command' type of SQL query where no results are reauired, such as for a DELETE or UPDATE, or INSERT etc. Returns true if all ok, otherwise returns false.
A wrapper which caters for queries which will return a record set identifier for returning data.
Return boolean data compatible with the current DB, from boolean. This is to provide for boolean compatibility across all DBs.
Escape a string according to the requirements of the current DB.
A wrapper to get the current sequence value from a named sequence..
A wrapper to get the next sequence value from a named sequence..
Take out a lock on a table or tables, in a given mode. The mode string is database-specific and will vary according to the implementation of its locking scheme.
Global function to set the selected database to a new database. All subsequent queries will then act on that database.
Start a DB transaction. Alias for begin_transaction()
Return DB transaction success status.
Unescape a string according to the requirements of the current DB.
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