PostgresGrammar class PostgresGrammar extends

string columnize(array $columns) Convert an array of column names into

string getValue(Expression $expression)

$this setTablePrefix(string $prefix) Set the grammar's table prefix.

string parameter(mixed $value) Get the appropriate query parameter place-holder

bool supportsSavepoints() Determine if the grammar supports savepoints

string compileDelete(Builder $query)

string compileInsertGetId(Builder $query, array $values, string

array compileTruncate(Builder $query)

string parameterize(array $values) Create query parameter place-holders