57 lines
1.1 KiB
Go
57 lines
1.1 KiB
Go
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package tableField
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import "database/sql"
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type ColumnMessage struct {
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Field string //字段名称
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Type string //字段类型
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Collation sql.NullString //编码信息
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Null sql.NullString //是否允许为空
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Key sql.NullString //是否是主键
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Default sql.NullString //默认值
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Extra sql.NullString //不懂
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Privileges sql.NullString //执行权限
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Comment sql.NullString //注释信息
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}
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/*
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返回结果判断是不是主键
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*/
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func (c *ColumnMessage) IsKey() bool {
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if c.Key.Valid && c.Key.String == "PRI" {
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return true
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}
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return false
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}
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/*
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返回结果是否为空信息
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*/
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func (c *ColumnMessage) CanNull() bool {
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if c.Null.Valid && c.Null.String == "NO" {
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return false
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}
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return true
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}
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/*
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返回注释信息，没有注释信息返回空字符串
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*/
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func (c *ColumnMessage) GetComment() string {
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if c.Comment.Valid {
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return c.Comment.String
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}
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return ""
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}
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/*
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返回默认值信息
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*/
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func (c *ColumnMessage) GetDefault() string {
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if c.Default.Valid {
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return c.Default.String
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}
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return ""
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}
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