RAVI -MADHURAKAVI
THE BLOG IS CREATED TO WRITE ON DIFFIRENT ASPECTS OF HR AND IR
Tuesday, November 19, 2013
Monday, November 18, 2013
SQL DATA TYPES
CHAR(LENGTH):STRING
VARCHAR(LENGTH):STRING OF VARIBLE LENGTH
TEXT: TEXT OF 64KB
INT(LENGTH):INTEGER OF 10 DIGITS LENGTH
BIGINT(LENGTH):INTEGER OF 19 DIGITS LENGTH
DECIMAL(LENGTH, DECIMAL): DECIMAL NUMBERS . YOU CAN SPECIFY LENGTH OF NUMBERS AND SIZE
UNSIGNED: IF UNSIGNED IS USED WITH NUMBERS IT TAKES ONLY POSITIVE NUMBERS
SERIAL: AUTOINCREMENT NUMBERS
ENUM(VAL1,VAL2,..): ENUMERATE VALUES
DATE: TAKES DATA IN YYYY-MM-DD FORMAT
TIME: TAKES TIME IN HH:MM:SS FORMAT
DATETIME: TAKES BOTH DATE AND TIME
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