SQL Pertanyaan dan Jawaban Wawancara
Question: Data typesAnswer: Max. columns in a table is 255. Max. Char size is 255, Long is 64K & Number is 38 digits.Cannot Query on a long column. Char, Varchar2 Max. size is 2000 & default is 1 byte. Number(p,s) p is precision range 1 to 38, s is scale -84 to 127. Long Character data of variable length upto 2GB. Date Range from Jan 4712 BC to Dec 4712 AD. Raw Stores Binary data (Graphics Image & Digitized Sound). Max. is 255 bytes. Mslabel Binary format of an OS label. Used primarily with Trusted Oracle. |
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