internals/repl/repl.go

@@ -16,6 +16,7 @@ func Run() {
 
 	inputBuffer := NewInputBuffer()
 	statement := NewStatement()
+	table := NewTable()
 	for {
 		PrintConsole()
 		inputBuffer.ReadConsole()
@@ -37,7 +38,7 @@ func Run() {
 			continue
 		}
 
-		statement.ExecuteStatement()
+		statement.ExecuteStatement(table)
 		fmt.Println("Executed")
 
 	}

internals/vm/vm.go

@@ -41,10 +41,28 @@ type Statement struct {
 	row   row
 }
 
+const (
+	_pageSize = 4096
+	maxPages  = 100
+)
+
+type Table struct {
+	numOfRows uint
+	pages     [maxPages]any
+}
+
 func NewStatement() *Statement {
 	return &Statement{0, row{0, "", ""}}
 }
 
+func NewTable() *Table {
+	newTable := Table{numOfRows: 0}
+	for i := range maxPages {
+		newTable.pages[i] = nil
+	}
+	return &newTable
+}
+
 func DoMetaCommands(inputBuffer *InputBuffer) MetaCommandResults {
 	metacommand := MetaCommandUnrecognised
 	if inputBuffer.Buffer == ".exit" {
@@ -76,7 +94,7 @@ func (statement *Statement) PrepareStatements(inputBuffer *InputBuffer) PrepareR
 	return PrepareUnrecognised
 }
 
-func (statement *Statement) ExecuteStatement() {
+func (statement *Statement) ExecuteStatement(table *Table) {
 	switch statement.stype {
 	case StatementInsert:
 		fmt.Println("This is where the logic of insert statement should go")