내 맘대로 IT 뉴스 편집숍

1 2 3 4 5 6 7 8 9 10 11 12 SELECT TABLE_NAME as 테이블이름, column_name as 컬럼명, is_nullable as null가능여부, data_type as 데이터타입, character_maximum_length as 최대길이, character_octet_length, numeric_precision, numeric_precision_radix, numeric_scale FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_CATALOG = 'DB이름' and table_schema = 'public'(혹은 스키마 이름) ORDER BY 테이블이름, ORDINAL_POSITION; cs 주황색칠해진 부분만 조회하고싶은 db이름, 스..

postgreSQL 데이터 타입 Name Aliases Description bigint int8 signed eight-byte integer bigserial serial8 autoincrementing eight-byte integer bit [ (n) ] fixed-length bit string bit varying [ (n) ] varbit variable-length bit string boolean bool logical Boolean (true/false) box rectangular box on a plane bytea binary data ("byte array") character [ (n) ] char [ (n) ] fixed-length character string charac..