class %SQL.Export.Mgr
extends %RegisteredObject, %SQL.ExImData
Export Controller for SQL Export.
parameter RTNPREFIX = "SQLExport";
property IsExporting
as %Boolean [ InitialExpression = 0 ];
Private flag set to True when export is underway.
method CheckTimeVersion()
as %Boolean
Check compatibility to see if server have ..TimeFormat
method CloseExport()
as %Status
Call this at the end of the export operation.
method DeleteExportRoutine()
as %Status
Delete the generated export routine.
method Export(savertn As %Boolean = 0)
Do an export from the command line.
method ExportRows(ByRef rows As %Integer, ByRef done As %Integer)
as %Status
Exports the next rows rows to the export file.
On return, rows contains the number of rows exported
or 0 if the export is complete.
method GenDataExpr(col As %Integer, colno As %Integer)
as %String
Compute and return the correct expression for column col.
colno is the number of the actual exported column (some
columns may be skipped.
method GenerateExportRoutine(sample As %Integer = 0)
as %Status
Generate the Export routine.
If sample is 1 then generate code that writes sample data to a local variable.
method GetExportSize(ByRef rows As %Integer)
as %Status
Returns the number of rows in the export table in rows.
Call this after generating an export routine.
method GetSample(ByRef rows As %Integer)
as %String
Exports the first rows rows to a sample variable.
method OpenExport()
as %Status
Prepares the start of an export.
Call this after generating an export routine.
method Reset()
Reset the state of this object.