回答編集履歴
1
修正
test
CHANGED
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@@ -10,7 +10,7 @@
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10
10
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11
11
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CREATE TABLE new_tbl
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12
12
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13
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-
select id, name, tel, null fax, null email, null c_id, null add1, null add2, null add3 from table_A
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13
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+
select id, name, tel, null fax, null email, cast(null as signed) c_id, null add1, null add2, null add3 from table_A
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14
14
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union all
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