varchar
名词 n.
英 /ˈvɑːt͡ʃɑː/
美 /ˈvɑɹt͡ʃɑɹ/|/ˈvɛ(ə)ɹkɛ(ə)ɹ/
英文释义
名词 n.
-
A text field of indeterminate length in a database, as opposed to the traditional fixed-length field.
— Be aware that varchars will in general provide slower updates but faster selects. By definition, the amount of storage they use is variable.
词形变化
词源
From the data type name, a shortening of variable character.
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数据来源: Wiktionary