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25 maj 2011 · Two options: Use the LIKE keyword, along with percent signs in the string. select * from table where field like '%a%' or field like '%b%'.
23 mar 2023 · CHARINDEX () is an SQL server function for finding the index of a substring in a string. The CHARINDEX() function takes 3 arguments – the substring, the string, and the starting position. The syntax looks like this: CHARINDEX(substring, string, start_position)
A select_expression or where_definition in a SQL statement can consist of any expression using the functions described next. An expression that contains NULL always produces a NULL value unless otherwise indicated in the documentation for the operators and functions involved in the expression.
9 lut 2024 · The basic syntax for SQL CONTAINS is as follows: CONTAINS (column_name, 'search_pattern') Key components include: Column name: The field where the search will be performed. It must be a full-text indexed column. Search pattern: The text you wish to find within the column, enclosed in single quotes. Operators and Wildcards
WHERE Syntax. SELECT column1, column2, ... FROM table_name. WHERE condition; Note: The WHERE clause is not only used in. SELECT statements, it is also used in UPDATE, DELETE, etc.!
Base-64 encoded strings can be decoded using the FROM_BASE64() function. mysql> SELECT TO_BASE64('abc'), FROM_BASE64(TO_BASE64('abc')); -> 'JWJj', 'abc' Different base-64 encoding schemes exist. These are the encoding and decoding rules used by TO_BASE64() and FROM_BASE64():
Learn how to use the powerful "contains" function in MySQL to efficiently search and retrieve data from your database.
