Help Center/ GaussDB(DWS)/ More Documents/ Tool Guide (ME-Abu Dhabi Region) / DSC: SQL Syntax Migration Tool/ Teradata Syntax Migration/ String Functions
Updated on 2023-03-17 GMT+08:00
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String Functions

CHAR Function

Input: CHAR

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CHAR( expression1 )

Output

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LENGTH( expression1 )

CHARACTERS Function

Input: CHARACTERS

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CHARACTERS( expression1 )

Output

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LENGTH( expression1 )

INDEX

Input: INDEX

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SELECT INDEX(expr1/string, substring)
  FROM tab1 
 WHERE … ;

Output

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 SELECT INSTR(expr1/string, substring)
  FROM tab1 
 WHERE … ;

STRREPLACE

Input: STRREPLACE 
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SELECT STRREPLACE(c2, '.', '')
  FROM tab1
 WHERE ...;

Output

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SELECT REPLACE(c2, '.', '')
  FROM tab1
 WHERE ...;

OREPLACE

Input: OREPLACE 
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SELECT OREPLACE (c2, '.', '')
  FROM tab1
 WHERE … ;

Output

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 SELECT REPLACE(c2, '.', '') 
  FROM tab1
 WHERE … ;