Represents a literal string with placeholders and arguments. This is necessary to ensure delayed literalization of the arguments required for the prepared statement support and for database-specific literalization.

Extends

• patio.sql.GenericExpression

Instance Properties

Property	Type	Default Value	Description
args	Array		READ ONLY array of arguments that will be literalized using patio.Dataset#literal, and replaced in the string.
parens	String		READ ONLY set to true to wrap the string in parens.
str	String		READ ONLY the string that contains placeholders.

Constructor

Defined sql.js Source

function (str,args,parens){
   parens = parens || false;
   var v;
   this.__str = str;
   this.__args = isArray(args) && args.length === 1 && isHash((v = args[0])) ? v : args;
   this.__parens = parens;
           
}
            

toString Function Public

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Defined sql.js

Converts the patio.sql.PlaceHolderLiteralString to a string.

Arguments

• ds? :

  dataset used to created the SQL fragment, if the dataset is ommited then the default patio.Dataset implementation is used.

Returns

• String the SQL version of the patio.sql.PlaceHolderLiteralString.

Source

function (ds){
   !Dataset && (Dataset = require("./dataset"));
   ds = ds || new Dataset();
   return ds.placeholderLiteralStringSql(this);
           
}
    

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