MySQL 查看表信息(包括约束)

第一种:
SELECT  CONSTRAINT_CATALOG, 
 CONSTRAINT_SCHEMA, 
 CONSTRAINT_NAME, 
 TABLE_SCHEMA, 
 TABLE_NAME, 
 CONSTRAINT_TYPE  
 FROM 
 information_schema.TABLE_CONSTRAINTS 
 WHERE 
 TABLE_NAME='tableName' 


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第二种:
SHOW CREATE TABLE 'tableName';

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转载自burningout.iteye.com/blog/1703775
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