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Home/ Questions/Q 6346987
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Editorial Team
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Editorial Team
Asked: May 24, 20262026-05-24T21:07:22+00:00 2026-05-24T21:07:22+00:00

query.prepare(SELECT invoice FROM + m_invoiceInfoTable + WHERE invalid=” AND invoice IN (SELECT invoice FROM

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  query.prepare("SELECT invoice FROM " + m_invoiceInfoTable + " WHERE invalid='' AND invoice IN (SELECT invoice FROM " + m_invoiceUserTable + " WHERE user=:user)");

Is there any problem with this query ?
I had not set the invalid field and still its not giving any record corresponding to ths

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  1. Editorial Team
    Editorial Team
    2026-05-24T21:07:23+00:00Added an answer on May 24, 2026 at 9:07 pm

    What are you trying to say with

    invalid=''
    

    Are you saying that invalid is defined as an empty string or that invalid is null (undefined) which would be done as

    invalid IS NULL
    
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