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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%'.
9 lut 2024 · SQL CONTAINS is used for full-text searches, allowing you to query databases for specific words, phrases, or patterns within text data. It's particularly useful for finding specific information in large text fields where the exact location of the data isn't known in advance.
The 'contains' function in MySQL is specifically designed to search for a specific value or string within a column or table in your database. It enables you to check if a particular value or string is present within a specific column or table in your database.
23 mar 2023 · The WHERE clause lets you get only the records that meet a particular condition. The LIKE operator, on the other hand, lets you find a particular pattern in a column. You can combine these two to search for a string or a substring of a string.
For the rules describing how the server interprets references to different kinds of functions, see Section 11.2.5, “Function Name Parsing and Resolution”. An expression that contains NULL always produces a NULL value unless otherwise indicated in the documentation for a particular function or operator.
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.
MySQL permits routines to contain DDL statements, such as CREATE and DROP. MySQL also permits stored procedures (but not stored functions) to contain SQL transaction statements such as COMMIT. Stored functions may not contain statements that perform explicit or implicit commit or rollback.
