回答編集履歴
1
DROP TABLEが抜けてました。
test
CHANGED
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@@ -8,25 +8,27 @@
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8
8
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9
9
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【例】
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10
10
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11
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-
CREATE TABLE TableB ( seconds 型 );
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11
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+
CREATE TABLE "TableB" ( "seconds" 型 );
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12
12
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13
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-
INSERT INTO TableB ( seconds ) VALUES ( extract(epoch from now()) );
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13
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+
INSERT INTO "TableB" ( "seconds" ) VALUES ( extract(epoch from now()) );
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14
14
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15
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-
UPDATE "TableA" SET "unixtime" = (SELECT seconds FROM TableB ) WHERE "id" = 100;
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15
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+
UPDATE "TableA" SET "unixtime" = ( SELECT "seconds" FROM "TableB" ) WHERE "id" = 100;
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16
16
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17
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-
UPDATE "TableA" SET "unixtime" = (SELECT seconds FROM TableB ) WHERE "id" = 199;
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17
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+
UPDATE "TableA" SET "unixtime" = ( SELECT "seconds" FROM "TableB" ) WHERE "id" = 199;
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18
18
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19
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-
UPDATE "TableA" SET "unixtime" = (SELECT seconds FROM TableB ) WHERE "id" = 300;
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19
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+
UPDATE "TableA" SET "unixtime" = ( SELECT "seconds" FROM "TableB" ) WHERE "id" = 300;
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20
20
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21
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-
UPDATE "TableA" SET "unixtime" = (SELECT seconds FROM TableB ) WHERE "id" = 301;
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21
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+
UPDATE "TableA" SET "unixtime" = ( SELECT "seconds" FROM "TableB" ) WHERE "id" = 301;
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22
22
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23
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-
UPDATE "TableA" SET "unixtime" = (SELECT seconds FROM TableB ) WHERE "id" = 310;
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23
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UPDATE "TableA" SET "unixtime" = ( SELECT "seconds" FROM "TableB" ) WHERE "id" = 310;
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24
24
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25
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-
INSERT INTO "TableA" ("unixtime") SELECT seconds FROM TableB;
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25
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+
INSERT INTO "TableA" ("unixtime") SELECT "seconds" FROM "TableB";
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26
26
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27
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-
INSERT INTO "TableA" ("unixtime") SELECT seconds FROM TableB;
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27
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INSERT INTO "TableA" ("unixtime") SELECT "seconds" FROM "TableB";
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28
28
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29
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-
INSERT INTO "TableA" ("unixtime") SELECT seconds FROM TableB;
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29
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INSERT INTO "TableA" ("unixtime") SELECT "seconds" FROM "TableB";
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30
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+
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31
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+
DROP TABLE "TableB";
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30
32
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31
33
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32
34
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