[英]How write this complex query in codeigniter?
我使用mysql並嘗試將此查詢寫入Codeigniter模型。 此查詢在phpmyAdmin中運行完美。
SELECT
a.ar,
a.jabatan,
COUNT(*) AS JumlahWPBaru,
SUM(
CASE WHEN a.no_shim IS NOT NULL
THEN 1
WHEN a.no_shim IS NULL
THEN 0
END ) AS JumlahHimbauan
FROM (
SELECT
a.ar,
c.jabatan,
a.npwp,
a.kpp,
a.cab,
a.namawp,
b.kd_shim,
b.no_shim,
b.tgl_shim
FROM mfwpbudi a
LEFT JOIN tb_shimbauan b ON ( a.npwp = b.npwp )
LEFT JOIN easystp_user c ON ( SUBSTR( a.ar, 1, 9 ) = c.id_user )
WHERE a.tanggal_daftar > '2013-12-31'
AND c.jabatan = '05E'
) AS a
GROUP BY a.ar
這是我寫的模型。
function m_data_penyampaian_shim()
{
$this->db->query("SELECT
a.ar,
a.jabatan,
COUNT(*) AS JumlahWPBaru,
SUM(
CASE WHEN a.no_shim IS NOT NULL
THEN 1
WHEN a.no_shim IS NULL
THEN 0
END ) AS JumlahHimbauan
FROM (
SELECT
a.ar,
c.jabatan,
a.npwp,
a.kpp,
a.cab,
a.namawp,
b.kd_shim,
b.no_shim,
b.tgl_shim
FROM mfwpbudi a
LEFT JOIN tb_shimbauan b ON ( a.npwp = b.npwp )
LEFT JOIN easystp_user c ON ( SUBSTR( a.ar, 1, 9 ) = c.id_user )
WHERE a.tanggal_daftar > '2013-12-31'
AND c.jabatan = '05E'
) AS a
GROUP BY a.ar");
$qry=$this->db->get();
return $qry->result();
}
但我得到錯誤:
錯誤號碼:1096
沒有使用表格
選擇 *
文件名:C:\\ xampp \\ htdocs \\ himbauanwpbaru \\ system \\ database \\ DB_driver.php
行號:330
我怎么解決這個問題? 我在上面的代碼中留下了什么嗎? 我感謝任何建議和解決方案。 謝謝
$this->db->query()
函數僅在成功或失敗時返回TRUE / FALSE。 它既不返回數據庫結果集,也不設置查詢計時器,或編譯綁定數據,或存儲查詢以進行調試。 它只是讓您提交查詢。 大多數用戶很少使用此功能。
試試這種方式: -
$sql = "SELECT
a.ar,
a.jabatan,
COUNT(*) AS JumlahWPBaru,
SUM(
CASE WHEN a.no_shim IS NOT NULL
THEN 1
WHEN a.no_shim IS NULL
THEN 0
END ) AS JumlahHimbauan
FROM (
SELECT
a.ar,
c.jabatan,
a.npwp,
a.kpp,
a.cab,
a.namawp,
b.kd_shim,
b.no_shim,
b.tgl_shim
FROM mfwpbudi a
LEFT JOIN tb_shimbauan b ON ( a.npwp = b.npwp )
LEFT JOIN easystp_user c ON ( SUBSTR( a.ar, 1, 9 ) = c.id_user )
WHERE a.tanggal_daftar > '2013-12-31'
AND c.jabatan = '05E'
) AS a
GROUP BY a.ar";
$query = $this->db->query($sql);
$result = $query->result_array();
return $result;
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