When the IGNORE modifier is used, errors that occur during INSERT execution are ignored.
Input
# New data will be ignored if there is duplicate in the table. INSERT IGNORE INTO exmp_tb2 VALUES(189, '189.23','nice','2017-11-12'); INSERT IGNORE INTO exmp_tb2 VALUES(130,'189.23','nice','2017-11-12'); INSERT IGNORE INTO exmp_tb2 VALUES(120,15.68,'good','2018-11-12'); INSERT IGNORE INTO exmp_tb2 VALUES(DEFAULT,128.23,'nice','2018-10-11'); INSERT IGNORE INTO exmp_tb2 VALUES(DEFAULT,DEFAULT,'nice','2018-12-14'); INSERT IGNORE INTO exmp_tb2 VALUES(DEFAULT,DEFAULT,'nice',DEFAULT); INSERT IGNORE INTO exmp_tb2 (tb2_id,tb2_price) VALUES(DEFAULT,DEFAULT); INSERT IGNORE INTO exmp_tb2 (tb2_id,tb2_price,tb2_note) VALUES(DEFAULT,DEFAULT,DEFAULT); INSERT IGNORE INTO exmp_tb2 (tb2_id,tb2_price,tb2_note,tb2_date) VALUES(DEFAULT,DEFAULT,DEFAULT,DEFAULT);
Output
-- New data will be ignored if there is duplicate in the table. INSERT INTO "public"."exmp_tb2" VALUES (101,'189.23','nice','2017-11-12'); INSERT INTO "public"."exmp_tb2" VALUES (130,'189.23','nice','2017-11-12'); INSERT INTO "public"."exmp_tb2" VALUES (120,15.68,'good','2018-11-12'); INSERT INTO "public"."exmp_tb2" VALUES (DEFAULT,128.23,'nice','2018-10-11'); INSERT INTO "public"."exmp_tb2" VALUES (DEFAULT,DEFAULT,'nice','2018-12-14'); INSERT INTO "public"."exmp_tb2" VALUES (DEFAULT,DEFAULT,'nice',DEFAULT); INSERT INTO "public"."exmp_tb2" ("tb2_id","tb2_price") VALUES (DEFAULT,DEFAULT); INSERT INTO "public"."exmp_tb2" ("tb2_id","tb2_price","tb2_note") VALUES (DEFAULT,DEFAULT,DEFAULT); INSERT INTO "public"."exmp_tb2" ("tb2_id","tb2_price","tb2_note","tb2_date") VALUES (DEFAULT,DEFAULT,DEFAULT,DEFAULT);