DROP TABLE IF EXISTS t1; CREATE TABLE t1 ( d DECIMAL , d0 DECIMAL(0) , d1_1 DECIMAL(1,1) , d10_2 DECIMAL(10,2) , d60_10 DECIMAL(60,10) , n NUMERIC , n0_0 NUMERIC(0,0) , n1 NUMERIC(1) , n20_4 NUMERIC(20,4) , n65_4 NUMERIC(65,4) , pk NUMERIC PRIMARY KEY ) ENGINE=rocksdb; SHOW COLUMNS IN t1; Field Type Null Key Default Extra d decimal(10,0) YES NULL d0 decimal(10,0) YES NULL d1_1 decimal(1,1) YES NULL d10_2 decimal(10,2) YES NULL d60_10 decimal(60,10) YES NULL n decimal(10,0) YES NULL n0_0 decimal(10,0) YES NULL n1 decimal(1,0) YES NULL n20_4 decimal(20,4) YES NULL n65_4 decimal(65,4) YES NULL pk decimal(10,0) NO PRI NULL INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (100,123456,0.3,40000.25,123456789123456789.10001,1024,7000.0,8.0,999999.9,9223372036854775807,1); INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (0,0,0,0,0,0,0,0,0,0,2); INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (9999999999.0,9999999999.0,0.9,99999999.99,99999999999999999999999999999999999999999999999999.9999999999,9999999999.0,9999999999.0,9.0,9999999999999999.9999,9999999999999999999999999999999999999999999999999999999999999.9999,3); SELECT d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4 FROM t1; d d0 d1_1 d10_2 d60_10 n n0_0 n1 n20_4 n65_4 0 0 0.0 0.00 0.0000000000 0 0 0 0.0000 0.0000 100 123456 0.3 40000.25 123456789123456789.1000100000 1024 7000 8 999999.9000 9223372036854775807.0000 9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999 INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (-100,-123456,-0.3,-40000.25,-123456789123456789.10001,-1024,-7000.0,-8.0,-999999.9,-9223372036854775807,4); INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (-9999999999.0,-9999999999.0,-0.9,-99999999.99,-99999999999999999999999999999999999999999999999999.9999999999,-9999999999.0,-9999999999.0,-9.0,-9999999999999999.9999,-9999999999999999999999999999999999999999999999999999999999999.9999,5); SELECT d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4 FROM t1; d d0 d1_1 d10_2 d60_10 n n0_0 n1 n20_4 n65_4 -100 -123456 -0.3 -40000.25 -123456789123456789.1000100000 -1024 -7000 -8 -999999.9000 -9223372036854775807.0000 -9999999999 -9999999999 -0.9 -99999999.99 -99999999999999999999999999999999999999999999999999.9999999999 -9999999999 -9999999999 -9 -9999999999999999.9999 -9999999999999999999999999999999999999999999999999999999999999.9999 0 0 0.0 0.00 0.0000000000 0 0 0 0.0000 0.0000 100 123456 0.3 40000.25 123456789123456789.1000100000 1024 7000 8 999999.9000 9223372036854775807.0000 9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999 SELECT d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4 FROM t1 WHERE n20_4 = 9999999999999999.9999 OR d < 100; d d0 d1_1 d10_2 d60_10 n n0_0 n1 n20_4 n65_4 -100 -123456 -0.3 -40000.25 -123456789123456789.1000100000 -1024 -7000 -8 -999999.9000 -9223372036854775807.0000 -9999999999 -9999999999 -0.9 -99999999.99 -99999999999999999999999999999999999999999999999999.9999999999 -9999999999 -9999999999 -9 -9999999999999999.9999 -9999999999999999999999999999999999999999999999999999999999999.9999 0 0 0.0 0.00 0.0000000000 0 0 0 0.0000 0.0000 9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999 INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES ( 9999999999999999999999999999999999999999999999999999999999999.9999, 9999999999999999999999999999999999999999999999999999999999999.9999, 9999999999999999999999999999999999999999999999999999999999999.9999, 9999999999999999999999999999999999999999999999999999999999999.9999, 9999999999999999999999999999999999999999999999999999999999999.9999, 9999999999999999999999999999999999999999999999999999999999999.9999, 9999999999999999999999999999999999999999999999999999999999999.9999, 9999999999999999999999999999999999999999999999999999999999999.9999, 9999999999999999999999999999999999999999999999999999999999999.9999, 9999999999999999999999999999999999999999999999999999999999999.9999, 6 ); Warnings: Warning 1264 Out of range value for column 'd' at row 1 Warning 1264 Out of range value for column 'd0' at row 1 Warning 1264 Out of range value for column 'd1_1' at row 1 Warning 1264 Out of range value for column 'd10_2' at row 1 Warning 1264 Out of range value for column 'd60_10' at row 1 Warning 1264 Out of range value for column 'n' at row 1 Warning 1264 Out of range value for column 'n0_0' at row 1 Warning 1264 Out of range value for column 'n1' at row 1 Warning 1264 Out of range value for column 'n20_4' at row 1 SELECT d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4 FROM t1; d d0 d1_1 d10_2 d60_10 n n0_0 n1 n20_4 n65_4 -100 -123456 -0.3 -40000.25 -123456789123456789.1000100000 -1024 -7000 -8 -999999.9000 -9223372036854775807.0000 -9999999999 -9999999999 -0.9 -99999999.99 -99999999999999999999999999999999999999999999999999.9999999999 -9999999999 -9999999999 -9 -9999999999999999.9999 -9999999999999999999999999999999999999999999999999999999999999.9999 0 0 0.0 0.00 0.0000000000 0 0 0 0.0000 0.0000 100 123456 0.3 40000.25 123456789123456789.1000100000 1024 7000 8 999999.9000 9223372036854775807.0000 9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999 9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999 INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (10000000000.0,10000000000.0,1.1,100000000.99,100000000000000000000000000000000000000000000000000.0,10000000000.0,10000000000.0,10.0,10000000000000000.9999,10000000000000000000000000000000000000000000000000000000000000.9999,7); Warnings: Warning 1264 Out of range value for column 'd' at row 1 Warning 1264 Out of range value for column 'd0' at row 1 Warning 1264 Out of range value for column 'd1_1' at row 1 Warning 1264 Out of range value for column 'd10_2' at row 1 Warning 1264 Out of range value for column 'd60_10' at row 1 Warning 1264 Out of range value for column 'n' at row 1 Warning 1264 Out of range value for column 'n0_0' at row 1 Warning 1264 Out of range value for column 'n1' at row 1 Warning 1264 Out of range value for column 'n20_4' at row 1 Warning 1264 Out of range value for column 'n65_4' at row 1 SELECT d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4 FROM t1; d d0 d1_1 d10_2 d60_10 n n0_0 n1 n20_4 n65_4 -100 -123456 -0.3 -40000.25 -123456789123456789.1000100000 -1024 -7000 -8 -999999.9000 -9223372036854775807.0000 -9999999999 -9999999999 -0.9 -99999999.99 -99999999999999999999999999999999999999999999999999.9999999999 -9999999999 -9999999999 -9 -9999999999999999.9999 -9999999999999999999999999999999999999999999999999999999999999.9999 0 0 0.0 0.00 0.0000000000 0 0 0 0.0000 0.0000 100 123456 0.3 40000.25 123456789123456789.1000100000 1024 7000 8 999999.9000 9223372036854775807.0000 9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999 9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999 9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999 INSERT INTO t1 (d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4,pk) VALUES (9999999999.1,9999999999.1,1.9,99999999.001,99999999999999999999999999999999999999999999999999.99999999991,9999999999.1,9999999999.1,9.1,9999999999999999.00001,9999999999999999999999999999999999999999999999999999999999999.11111,8); Warnings: Note 1265 Data truncated for column 'd' at row 1 Note 1265 Data truncated for column 'd0' at row 1 Warning 1264 Out of range value for column 'd1_1' at row 1 Note 1265 Data truncated for column 'd10_2' at row 1 Note 1265 Data truncated for column 'd60_10' at row 1 Note 1265 Data truncated for column 'n' at row 1 Note 1265 Data truncated for column 'n0_0' at row 1 Note 1265 Data truncated for column 'n1' at row 1 Note 1265 Data truncated for column 'n20_4' at row 1 Note 1265 Data truncated for column 'n65_4' at row 1 SELECT d,d0,d1_1,d10_2,d60_10,n,n0_0,n1,n20_4,n65_4 FROM t1; d d0 d1_1 d10_2 d60_10 n n0_0 n1 n20_4 n65_4 -100 -123456 -0.3 -40000.25 -123456789123456789.1000100000 -1024 -7000 -8 -999999.9000 -9223372036854775807.0000 -9999999999 -9999999999 -0.9 -99999999.99 -99999999999999999999999999999999999999999999999999.9999999999 -9999999999 -9999999999 -9 -9999999999999999.9999 -9999999999999999999999999999999999999999999999999999999999999.9999 0 0 0.0 0.00 0.0000000000 0 0 0 0.0000 0.0000 100 123456 0.3 40000.25 123456789123456789.1000100000 1024 7000 8 999999.9000 9223372036854775807.0000 9999999999 9999999999 0.9 99999999.00 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.0000 9999999999999999999999999999999999999999999999999999999999999.1111 9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999 9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999 9999999999 9999999999 0.9 99999999.99 99999999999999999999999999999999999999999999999999.9999999999 9999999999 9999999999 9 9999999999999999.9999 9999999999999999999999999999999999999999999999999999999999999.9999 ALTER TABLE t1 ADD COLUMN n66 NUMERIC(66) ; ERROR 42000: Too big precision 66 specified for 'n66'. Maximum is 65 ALTER TABLE t1 ADD COLUMN n66_6 DECIMAL(66,6) ; ERROR 42000: Too big precision 66 specified for 'n66_6'. Maximum is 65 ALTER TABLE t1 ADD COLUMN n66_66 DECIMAL(66,66) ; ERROR 42000: Too big scale 66 specified for 'n66_66'. Maximum is 38 DROP TABLE t1;