github.com/matrixorigin/matrixone@v1.2.0/test/distributed/cases/comment/comment.sql (about) 1 -- test create table 2 drop table if exists t1; 3 create table t1( 4 col1 int comment '这是第一列', 5 col2 float comment '"%$^&*()_+@!', 6 col3 varchar comment 'KNcR5P2ksILgsZD5lTndyuEzw49gxR2RlfU7nkNhAFOKIhig6roVYgS6yQDBkuzH790peOVKgTKUasKxuepzKqsYqQg3gDtgn0KEkC1TGVh2RU6QcdQolDbnwXsnst4gVCsF1RPp975efCff8gtXKgUtRVPdSM41vtgvKkChcUIaHU9UuLvoy6BhSm9g60VKd8NTxWRiYlzdhGiTTwtqVOq7wE9NHZt8Xq55Tz9PogoGGsgObH5llIcRAQkZUraZcYBwRoHHISouTm5whECuV8X84I0s8gx1DrQulbNCQuPVUsaAFFrsawonlvLKAOYgFPg1CheDMg63wwvY7sg1W8uCNu0ZzwmRlltC8BK1y5L1E690OV84bqNbFlkInxgl9W9CsgbIwKrFXoShkfB6DnBN5khLhH4oafYkTMWh71ZEc70t583PAxZFGNEGCALP482teY4z4Vc18EkKnG5lRg4WPNVgR5lkpFkVxvwtD2GgGvVmwdwgcYG5OlSSQGhOLDDM9sIqOlN5eyIG1kcZB8tmpMicgg7IbaKxW0ACt1OlQiLufPCvsSXlU3STSBfr3HPcbZyIGfMqkxFvpGoCHDB1D0fPlLNWIksGPOXGa6ZuXrpgdqNhFgbWTUgSllMnm59RwTZgazXXLitNVgLYK9zlVv8k6T6N0orPot2V7BvLLvxNzEvfTytliQAy418XHMb3fyR5ko34lia7hZXEqsOuEq0iTgIyHBvYn1iD3wlcnu29UTB1267O8dgL03nMmWHPFqEudVMlxeEoabRSGm2LxIlRYN8peOFBvper4Iomg7qAEaodHU1SctIGuGVTuKK5K6d2rfWs8tEokxbolTG4gxMcVzSgrcvv01eNEfCWgEYXdNShX56Wqods5qgRXNn0EeMTHyBP4tZsr6LGNgqKibYemO58VL4SE5GnGURSGW0AmFg27m1zy9qucbgAyGgDmTYGRBkxDIgSNUbVyRNe1u8RYXpWaaSGg4YwEzcgXzUKSBNS0KPXMI8GzbVM', 7 col4 bool comment '' 8 ); 9 10 show create table t1; 11 drop table t1; 12 13 drop table if exists t2; 14 -- echo Comment for field 'col3' is too long (max = 1024) 15 create table t2( 16 col1 int comment '这是第一列', 17 col2 float comment '"%$^&*()_+@!"', 18 col3 varchar comment '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', 19 col4 bool comment '' 20 ); 21 22 show create table t2; 23 drop table t2; 24 25 drop table if exists t3; 26 create table t3( 27 col1 int comment '"这是第一列"/', 28 col2 float comment '"%$^&*()_+@!"', 29 col3 varchar comment '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', 30 col4 bool comment '' 31 ) comment '这是一个t3表'; 32 33 show create table t3; 34 drop table t3; 35 36 37 drop table if exists t4; 38 create table t4( 39 col1 int comment '"这是第一列"/', 40 col2 float comment '"%$^&*()_+@!"', 41 col3 varchar comment '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', 42 col4 bool comment '' 43 ) comment '这是一个t4表'; 44 45 46 show create table t4; 47 drop table t4; 48 49 50 drop table if exists t5; 51 create table t5( 52 col1 int comment '"这是第一列"/', 53 col2 float comment '"%$^&*()_+@!"', 54 col3 varchar comment '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', 55 col4 bool comment '' 56 ) comment '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'; 57 58 59 show create table t5; 60 drop table t5; 61 62 drop table if exists t6; 63 create table t6( 64 col1 int comment '"这是第一列"/', 65 col2 float comment '"%$^&*()_+@!"', 66 col3 varchar comment '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', 67 col4 bool comment '' 68 ) comment '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'; 69 70 71 show create table t6; 72 drop table t6; 73 74 75 drop table if exists t7; 76 -- Comment for table 't7' is too long (max = 2048) 77 create table t7( 78 col1 int comment '"这是第一列"/', 79 col2 float comment '"%$^&*()_+@!"', 80 col3 varchar comment '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', 81 col4 bool comment '' 82 ) comment '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'; 83 84 85 show create table t7; 86 drop table t7; 87 88 89 drop table if exists t8; 90 create table t8( 91 col1 int comment '这是第一列', 92 col2 float comment '"%$^&*()_+@!\'', 93 col3 varchar comment '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', 94 col4 bool comment '' 95 ); 96 97 show create table t8; 98 drop table t8;