Oracle 11g SQL Fundamentals 01--String manipulation function

Source: Internet
Author: User

on the left of 1200 on the right of 1200
concat (' Hello ', ' world ')     stitching             HelloWorld
substr (' HelloWorld ', 1,5)   intercept Hello
Length (' HelloWorld ')         string length ten
InStr (' HelloWorld ', ' W ')   W characters first occurrence 6
Lpad (1200,6, ' * ')   If 1200 complements 6 bits, fill ' * ' **1200
rpad (1200,6, ' * ')   If 1200 complements 6 bits, fill ' * ' 1200**
replace (' JACK and Jue ', ' j ', ' BL ') replaces ' J ' in the string with ' bl ' BLACK and BLUE
Trim (' h ' from ' Hello Word ') removes the ' H ' character in the string   Ello Word

Oracle 11g SQL Fundamentals 01--String manipulation function

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