-- 查詢數據表結構

SELECT

CONCAT(‘"e.‘,SUBSTRING(COLUMN_NAME,1),‘,"+‘),COLUMN_NAME,‘,‘,COLUMN_TYPE,

column_comment

FROM

INFORMATION_SCHEMA.COLUMNS

WHERE table_schema = ‘xcb‘

and table_name = ‘t_product‘;

-- 生成Java實體類

SELECT

CONCAT(‘@Column(name="‘,SUBSTRING(COLUMN_NAME,2),‘")‘),

case

when COLUMN_NAME=‘fid‘ then CONCAT(‘@Id

@GeneratedValue(generator = "uuid")

@GenericGenerator(name = "uuid", strategy = "uuid") private String ‘,SUBSTRING(COLUMN_NAME,2),‘;‘)

when DATA_TYPE like ‘%char%‘ or DATA_TYPE like ‘%text%‘ then CONCAT(‘private String ‘,SUBSTRING(COLUMN_NAME,2),‘;‘)

when DATA_TYPE like ‘%int%‘ then CONCAT(‘private Integer ‘,SUBSTRING(COLUMN_NAME,2),‘;‘)

when DATA_TYPE like ‘%float%‘ then CONCAT(‘private Float ‘,SUBSTRING(COLUMN_NAME,2),‘;‘)

when DATA_TYPE like ‘%decimal%‘ then CONCAT(‘private BigDecimal ‘,SUBSTRING(COLUMN_NAME,2),‘;‘)

when DATA_TYPE like ‘%date%‘ then CONCAT(‘@DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss") private Date ‘,SUBSTRING(COLUMN_NAME,2),‘;‘)

when DATA_TYPE like ‘%timestamp%‘ then CONCAT(‘@DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss") private Date ‘,SUBSTRING(COLUMN_NAME,2),‘;‘)

else COLUMN_NAME

end,CONCAT(‘//‘,column_comment)

FROM

INFORMATION_SCHEMA.COLUMNS

WHERE table_schema = ‘xcb‘

and table_name = ‘t_score_order‘;

-- 生成VSCode實體

SELECT

case

when DATA_TYPE like ‘%char%‘

then CONCAT(SUBSTRING(COLUMN_NAME,2),‘:string;‘)

when DATA_TYPE like ‘%int%‘ or DATA_TYPE like ‘%float%‘ or DATA_TYPE like ‘%decimal%‘

then CONCAT(SUBSTRING(COLUMN_NAME,2),‘:number;‘)

when DATA_TYPE like ‘%date%‘ or DATA_TYPE like ‘%timestamp%‘

then CONCAT(SUBSTRING(COLUMN_NAME,2),‘:Date;‘)

else COLUMN_NAME

end as a,CONCAT(‘//‘,COLUMN_COMMENT) as b

FROM

INFORMATION_SCHEMA.COLUMNS

WHERE table_schema = ‘xcb‘

and table_name = ‘t_coach‘;

原文：https://www.cnblogs.com/zhaojinhui/p/12131986.html

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