回答編集履歴
2
追記
test
CHANGED
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@@ -67,3 +67,41 @@
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67
67
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68
68
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69
69
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もっといいやり方があるかもしれませんが・・・
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70
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+
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71
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72
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73
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追記
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74
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75
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---
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76
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77
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フィールド名直書きでいいなら、
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78
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79
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```SQL
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80
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81
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SELECT
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82
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83
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F.row1,
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84
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85
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T.`key` AS row2,
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86
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87
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CASE F.row1
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88
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89
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WHEN 'a' THEN T.A
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90
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91
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WHEN 'b' THEN T.B
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92
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93
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WHEN 'c' THEN T.C
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94
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95
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END AS val
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96
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FROM tbl AS T,
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98
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99
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(SELECT COLUMN_NAME AS row1
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100
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FROM INFORMATION_SCHEMA.COLUMNS
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102
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WHERE COLUMN_NAME != 'key' AND TABLE_NAME = 'tbl') AS F
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104
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105
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ORDER BY row1,row2;
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106
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107
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```でいいね。
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1
間違い修正
test
CHANGED
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@@ -40,7 +40,7 @@
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40
40
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41
41
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END IF;
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-
SET @STMT = CONCAT(@STMT, 'SELECT "',field,'" AS row1, k AS row2,',field,' AS val FROM
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SET @STMT = CONCAT(@STMT, 'SELECT "',field,'" AS row1, `key` AS row2,',field,' AS val FROM テーブル名');
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END LOOP;
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