Add blueprint for RELATE SQL query

sql/exprs.go

@@ -106,6 +106,19 @@ func (p *parser) parseIdent() (*Ident, error) {
 
 }
 
+func (p *parser) parseTable() (*Table, error) {
+
+	_, lit, err := p.shouldBe(IDENT, NUMBER, DOUBLE)
+	if err != nil {
+		return nil, &ParseError{Found: lit, Expected: []string{"name"}}
+	}
+
+	val, err := p.declare(TABLE, lit)
+
+	return val.(*Table), err
+
+}
+
 func (p *parser) parseThing() (*Thing, error) {
 
 	_, lit, err := p.shouldBe(THING)

sql/relate.go

@@ -22,6 +22,40 @@ func (p *parser) parseRelateStatement() (stmt *RelateStatement, err error) {
 	stmt.NS = p.c.Get("NS").(string)
 	stmt.DB = p.c.Get("DB").(string)
 
+	if stmt.Type, err = p.parseTable(); err != nil {
+		return nil, err
+	}
+
+	if _, _, err = p.shouldBe(FROM); err != nil {
+		return nil, err
+	}
+
+	if stmt.From, err = p.parseWhat(); err != nil {
+		return nil, err
+	}
+
+	if _, _, err = p.shouldBe(TO); err != nil {
+		return nil, err
+	}
+
+	if stmt.With, err = p.parseWhat(); err != nil {
+		return nil, err
+	}
+
+	_, _, stmt.Uniq = p.mightBe(UNIQUE)
+
+	if stmt.Data, err = p.parseData(); err != nil {
+		return nil, err
+	}
+
+	if stmt.Echo, err = p.parseEcho(); err != nil {
+		return nil, err
+	}
+
+	if _, _, err = p.shouldBe(EOF, SEMICOLON); err != nil {
+		return nil, err
+	}
+
 	return
 
 }