escaping a string in query

[ViktorV]

No, MyClasses.pas contains only the above methods. A function TMySQLConnection.EscapeAndQuoteStr with type String doesn't exist.

[RenukaGupta]

Escaping a string means to reduce ambiguity in quotes (and other characters) used in that string. For instance, when you're defining a string, you typically surround it in either double quotes or single quotes