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FM.SQL.JSONColumn

Returns a column as JSON array.

Parameters

Parameter	Description	Example	Flags
SQLref	The reference number returned by FM.SQL.Execute function.	$SQLRef
Column	The column index to use from the SQL result.	0
Flags	The flags for the json creation. Pass 1 to get all values as text. Pass 2 to get all dates, times and timestamps in SQL format.	1+2	Optional

Result

Returns JSON array or error.

Description

Examples

Query JSON array of all groups we have:

Set Variable [ $sql ; Value: MBS("FM.SQL.Execute"; ""; "SELECT DISTINCT \"Group\" FROM \"Contacts\" WHERE Length(\"Group\") > 0") ]
Set Variable [ $values ; Value: MBS("FM.SQL.JSONColumn"; $SQL; 0) ]
Set Variable [ $r ; Value: MBS("FM.SQL.Release"; $SQL) ]
Show Custom Dialog [ "Values" ; $values ]

Query two JSON arrays, one for group names and ID list:

Set Variable [ $sql ; Value: MBS("FM.SQL.Execute"; ""; "SELECT DISTINCT \"ID\", \"Group\" FROM \"Contacts\" WHERE Length(\"Group\") > 0") ]
If [ MBS("IsError") ]
    Show Custom Dialog [ "Error" ; $sql ]
Else
    Set Variable [ $IDs ; Value: MBS("FM.SQL.JSONColumn"; $SQL; 0) ]
    Set Variable [ $Groups ; Value: MBS("FM.SQL.JSONColumn"; $SQL; 1) ]
    Set Variable [ $r ; Value: MBS("FM.SQL.Release"; $SQL) ]
    Show Custom Dialog [ "Values" ; $IDs & ¶ & $Groups ]
End If

See also

• FM.SQL.Execute
• FM.SQL.Release
• IsError
• SQL.Execute

Release notes

• Version 10.5
  • Added FM.SQL.JSONColumn function.

Created 2nd October 2020, last changed 2nd October 2020

FM.SQL.InsertRecordsToSQL   -   FM.SQL.JSONRecord

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