Added BOOLEAN and BOOLEAN[] types

CONTRIBUTING.md

@@ -76,6 +76,8 @@ These are automatically included when releasing a new version of DoltgreSQL, so
 3. `scripts`: Contains all of the non-build scripts and tools.
 4. `server`: The interface between the `postgres` directory and the underlying [GMS](https://github.com/dolthub/go-mysql-server) and [Dolt](https://github.com/dolthub/dolt) backends.
    1. `ast`: Specifically houses all transformations from the `postgres` AST to the [`vitess`](https://github.com/dolthub/vitess) AST.
+   2. `functions`: Contains all implementations of [PostgreSQL functions](https://www.postgresql.org/docs/15/functions.html).
+   3. `types`: Contains the implementations of all PostgreSQL types.
 5. `testing`: Contains all integration tests, and all things related to testing.
 This will not contain _all_ tests within the repository, as functions within other directories may declare their own unit tests.
    1. `bats`: Contains all of our [Bats](https://github.com/bats-core/bats-core) tests.

go.mod

@@ -6,11 +6,11 @@ require (
 	github.com/PuerkitoBio/goquery v1.8.1
 	github.com/cockroachdb/apd/v2 v2.0.3-0.20200518165714-d020e156310a
 	github.com/cockroachdb/errors v1.7.5
-	github.com/dolthub/dolt/go v0.40.5-0.20240118214900-3cbb73cafa3c
-	github.com/dolthub/dolt/go/gen/proto/dolt/services/eventsapi v0.0.0-20231213233028-64c353bf920f
-	github.com/dolthub/go-mysql-server v0.17.1-0.20240118213933-3c0fb56900df
+	github.com/dolthub/dolt/go v0.40.5-0.20240207142355-cbe6b0ce7f01
+	github.com/dolthub/dolt/go/gen/proto/dolt/services/eventsapi v0.0.0-20240205125942-fc7c3429f29c
+	github.com/dolthub/go-mysql-server v0.17.1-0.20240207124505-c0f397a6aaca
 	github.com/dolthub/sqllogictest/go v0.0.0-20240118211725-a52e3f5697e3
-	github.com/dolthub/vitess v0.0.0-20240117231546-55b8c7b39462
+	github.com/dolthub/vitess v0.0.0-20240207121055-c057d2347007
 	github.com/fatih/color v1.13.0
 	github.com/gogo/protobuf v1.3.2
 	github.com/golang/geo v0.0.0-20200730024412-e86565bf3f35
@@ -61,7 +61,7 @@ require (
 	github.com/dolthub/fslock v0.0.3 // indirect
 	github.com/dolthub/go-icu-regex v0.0.0-20230524105445-af7e7991c97e // indirect
 	github.com/dolthub/ishell v0.0.0-20221214210346-d7db0b066488 // indirect
-	github.com/dolthub/jsonpath v0.0.2-0.20230525180605-8dc13778fd72 // indirect
+	github.com/dolthub/jsonpath v0.0.2-0.20240201003050-392940944c15 // indirect
 	github.com/dolthub/maphash v0.0.0-20221220182448-74e1e1ea1577 // indirect
 	github.com/dolthub/swiss v0.1.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect

go.sum

@@ -214,30 +214,30 @@ github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZm
 github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2/go.mod h1:SqUrOPUnsFjfmXRMNPybcSiG0BgUW2AuFH8PAnS2iTw=
 github.com/docker/go-connections v0.4.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
 github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
-github.com/dolthub/dolt/go v0.40.5-0.20240118214900-3cbb73cafa3c h1:gEvvX3cUMEOW0UyIO3klXaohXzJmJ0ls0jZKAgTdWJE=
-github.com/dolthub/dolt/go v0.40.5-0.20240118214900-3cbb73cafa3c/go.mod h1:n4qCXkCLlIFbR8PuXB0WG1JV5s8SZLK4sa/dEVx420o=
-github.com/dolthub/dolt/go/gen/proto/dolt/services/eventsapi v0.0.0-20231213233028-64c353bf920f h1:f250FTgZ/OaCql9G6WJt46l9VOIBF1mI81hW9cnmBNM=
-github.com/dolthub/dolt/go/gen/proto/dolt/services/eventsapi v0.0.0-20231213233028-64c353bf920f/go.mod h1:gHeHIDGU7em40EhFTliq62pExFcc1hxDTIZ9g5UqXYM=
+github.com/dolthub/dolt/go v0.40.5-0.20240207142355-cbe6b0ce7f01 h1:r/1CAcbUpAHR0jG15YqMgoribkfOURNqH60M8lITN2M=
+github.com/dolthub/dolt/go v0.40.5-0.20240207142355-cbe6b0ce7f01/go.mod h1:F/oS2i85PyQgoKG4ay4joe/iv2HR9njLbyYaqJ2FSyU=
+github.com/dolthub/dolt/go/gen/proto/dolt/services/eventsapi v0.0.0-20240205125942-fc7c3429f29c h1:AVAqyKKv6UVOcKr9anIe1VQItJEIcZENMtU0FF8bycM=
+github.com/dolthub/dolt/go/gen/proto/dolt/services/eventsapi v0.0.0-20240205125942-fc7c3429f29c/go.mod h1:gHeHIDGU7em40EhFTliq62pExFcc1hxDTIZ9g5UqXYM=
 github.com/dolthub/flatbuffers/v23 v23.3.3-dh.2 h1:u3PMzfF8RkKd3lB9pZ2bfn0qEG+1Gms9599cr0REMww=
 github.com/dolthub/flatbuffers/v23 v23.3.3-dh.2/go.mod h1:mIEZOHnFx4ZMQeawhw9rhsj+0zwQj7adVsnBX7t+eKY=
 github.com/dolthub/fslock v0.0.3 h1:iLMpUIvJKMKm92+N1fmHVdxJP5NdyDK5bK7z7Ba2s2U=
 github.com/dolthub/fslock v0.0.3/go.mod h1:QWql+P17oAAMLnL4HGB5tiovtDuAjdDTPbuqx7bYfa0=
 github.com/dolthub/go-icu-regex v0.0.0-20230524105445-af7e7991c97e h1:kPsT4a47cw1+y/N5SSCkma7FhAPw7KeGmD6c9PBZW9Y=
 github.com/dolthub/go-icu-regex v0.0.0-20230524105445-af7e7991c97e/go.mod h1:KPUcpx070QOfJK1gNe0zx4pA5sicIK1GMikIGLKC168=
-github.com/dolthub/go-mysql-server v0.17.1-0.20240118213933-3c0fb56900df h1:OmR6U3UvCMEguh1UaXCiK4qasA/tHH3+Ls2NRiEQfjU=
-github.com/dolthub/go-mysql-server v0.17.1-0.20240118213933-3c0fb56900df/go.mod h1:hS8Snuzg+nyTDjv4NI9jiXQ2lJJOd3O0ylhVPQlHySw=
+github.com/dolthub/go-mysql-server v0.17.1-0.20240207124505-c0f397a6aaca h1:tI3X4fIUTOT0N8n+GYkPNa384WlJoOBcztK5c5mBzjU=
+github.com/dolthub/go-mysql-server v0.17.1-0.20240207124505-c0f397a6aaca/go.mod h1:ANK0a6tyjrZ2cOzDJT3nFsDp80xksI4UfeijFlvnjwE=
 github.com/dolthub/ishell v0.0.0-20221214210346-d7db0b066488 h1:0HHu0GWJH0N6a6keStrHhUAK5/o9LVfkh44pvsV4514=
 github.com/dolthub/ishell v0.0.0-20221214210346-d7db0b066488/go.mod h1:ehexgi1mPxRTk0Mok/pADALuHbvATulTh6gzr7NzZto=
-github.com/dolthub/jsonpath v0.0.2-0.20230525180605-8dc13778fd72 h1:NfWmngMi1CYUWU4Ix8wM+USEhjc+mhPlT9JUR/anvbQ=
-github.com/dolthub/jsonpath v0.0.2-0.20230525180605-8dc13778fd72/go.mod h1:ZWUdY4iszqRQ8OcoXClkxiAVAoWoK3cq0Hvv4ddGRuM=
+github.com/dolthub/jsonpath v0.0.2-0.20240201003050-392940944c15 h1:sfTETOpsrNJPDn2KydiCtDgVu6Xopq8k3JP8PjFT22s=
+github.com/dolthub/jsonpath v0.0.2-0.20240201003050-392940944c15/go.mod h1:2/2zjLQ/JOOSbbSboojeg+cAwcRV0fDLzIiWch/lhqI=
 github.com/dolthub/maphash v0.0.0-20221220182448-74e1e1ea1577 h1:SegEguMxToBn045KRHLIUlF2/jR7Y2qD6fF+3tdOfvI=
 github.com/dolthub/maphash v0.0.0-20221220182448-74e1e1ea1577/go.mod h1:gkg4Ch4CdCDu5h6PMriVLawB7koZ+5ijb9puGMV50a4=
 github.com/dolthub/sqllogictest/go v0.0.0-20240118211725-a52e3f5697e3 h1:+eDpuEJ9t8aag943P27VS5PFNhp5l+6NIJ/Rc3b164o=
 github.com/dolthub/sqllogictest/go v0.0.0-20240118211725-a52e3f5697e3/go.mod h1:e/FIZVvT2IR53HBCAo41NjqgtEnjMJGKca3Y/dAmZaA=
 github.com/dolthub/swiss v0.1.0 h1:EaGQct3AqeP/MjASHLiH6i4TAmgbG/c4rA6a1bzCOPc=
 github.com/dolthub/swiss v0.1.0/go.mod h1:BeucyB08Vb1G9tumVN3Vp/pyY4AMUnr9p7Rz7wJ7kAQ=
-github.com/dolthub/vitess v0.0.0-20240117231546-55b8c7b39462 h1:So1KO202cb047yWg5X27xRso6tkSYmU0Yu96JIVsaEU=
-github.com/dolthub/vitess v0.0.0-20240117231546-55b8c7b39462/go.mod h1:IwjNXSQPymrja5pVqmfnYdcy7Uv7eNJNBPK/MEh9OOw=
+github.com/dolthub/vitess v0.0.0-20240207121055-c057d2347007 h1:MvFoe0FnHhxQLyp4Ldw0HRj1yu83YErbtbr7XxhaIFk=
+github.com/dolthub/vitess v0.0.0-20240207121055-c057d2347007/go.mod h1:IwjNXSQPymrja5pVqmfnYdcy7Uv7eNJNBPK/MEh9OOw=
 github.com/dustin/go-humanize v0.0.0-20171111073723-bb3d318650d4/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
 github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=

server/ast/column_table_def.go

@@ -39,7 +39,7 @@ func nodeColumnTableDef(node *tree.ColumnTableDef) (_ *vitess.ColumnDefinition,
 		return nil, fmt.Errorf("FAMILY is not yet supported")
 	}
 
-	convertType, err := nodeResolvableTypeReference(node.Type)
+	convertType, resolvedType, err := nodeResolvableTypeReference(node.Type)
 	if err != nil {
 		return nil, err
 	}
@@ -105,6 +105,7 @@ func nodeColumnTableDef(node *tree.ColumnTableDef) (_ *vitess.ColumnDefinition,
 		Name: vitess.NewColIdent(string(node.Name)),
 		Type: vitess.ColumnType{
 			Type:          convertType.Type,
+			ResolvedType:  resolvedType,
 			Null:          isNull,
 			NotNull:       isNotNull,
 			Autoincrement: vitess.BoolVal(node.IsSerial),

server/ast/expr.go

@@ -19,10 +19,13 @@ import (
 	"go/constant"
 	"strings"
 
+	"github.com/dolthub/go-mysql-server/sql"
 	"github.com/dolthub/go-mysql-server/sql/expression"
 	vitess "github.com/dolthub/vitess/go/vt/sqlparser"
 
 	"github.com/dolthub/doltgresql/postgres/parser/sem/tree"
+	"github.com/dolthub/doltgresql/postgres/parser/types"
+	pgtypes "github.com/dolthub/doltgresql/server/types"
 )
 
 // nodeExprs handles tree.Exprs nodes.
@@ -96,7 +99,26 @@ func nodeExpr(node tree.Expr) (vitess.Expr, error) {
 	case *tree.AnnotateTypeExpr:
 		return nil, fmt.Errorf("ANNOTATE_TYPE is not yet supported")
 	case *tree.Array:
-		return nil, fmt.Errorf("arrays are not yet supported")
+		//TODO: right now, this only works with boolean array values for the sake of demonstration
+		var gmsExpr sql.Expression
+		if len(node.Exprs) == 0 {
+			if node.ResolvedType().Family() == types.ArrayFamily && node.ResolvedType().ArrayContents().Family() == types.BoolFamily {
+				gmsExpr = expression.NewLiteral([]bool{}, pgtypes.BoolArray)
+			} else {
+				return nil, fmt.Errorf("arrays are generally not yet supported")
+			}
+		} else {
+			vals := make([]bool, len(node.Exprs))
+			for i, arrayExpr := range node.Exprs {
+				if arrayVal, ok := arrayExpr.(*tree.DBool); ok && arrayVal != nil {
+					vals[i] = bool(*arrayVal)
+				} else {
+					return nil, fmt.Errorf("array value is not yet supported")
+				}
+			}
+			gmsExpr = expression.NewLiteral(vals, pgtypes.BoolArray)
+		}
+		return vitess.InjectedExpr{Expression: gmsExpr}, nil
 	case *tree.ArrayFlatten:
 		return nil, fmt.Errorf("flattening arrays is not yet supported")
 	case *tree.BinaryExpr:
@@ -199,7 +221,7 @@ func nodeExpr(node tree.Expr) (vitess.Expr, error) {
 			return nil, fmt.Errorf("unknown cast syntax")
 		}
 
-		convertType, err := nodeResolvableTypeReference(node.Type)
+		convertType, _, err := nodeResolvableTypeReference(node.Type)
 		if err != nil {
 			return nil, err
 		}

server/ast/resolvable_type_reference.go

@@ -18,33 +18,44 @@ import (
 	"fmt"
 	"strconv"
 
+	"github.com/dolthub/go-mysql-server/sql"
 	vitess "github.com/dolthub/vitess/go/vt/sqlparser"
 
 	"github.com/dolthub/doltgresql/postgres/parser/sem/tree"
 	"github.com/dolthub/doltgresql/postgres/parser/types"
+	pgtypes "github.com/dolthub/doltgresql/server/types"
 )
 
 // nodeResolvableTypeReference handles tree.ResolvableTypeReference nodes.
-func nodeResolvableTypeReference(typ tree.ResolvableTypeReference) (*vitess.ConvertType, error) {
+func nodeResolvableTypeReference(typ tree.ResolvableTypeReference) (*vitess.ConvertType, sql.Type, error) {
 	if typ == nil {
-		return nil, nil
+		return nil, nil, nil
 	}
 
 	var columnTypeName string
 	var columnTypeLength *vitess.SQLVal
 	var columnTypeScale *vitess.SQLVal
+	var resolvedType sql.Type
 	switch columnType := typ.(type) {
 	case *tree.ArrayTypeReference:
-		return nil, fmt.Errorf("array types are not yet supported")
+		return nil, nil, fmt.Errorf("the given array type is not yet supported")
 	case *tree.OIDTypeReference:
-		return nil, fmt.Errorf("referencing types by their OID is not yet supported")
+		return nil, nil, fmt.Errorf("referencing types by their OID is not yet supported")
 	case *tree.UnresolvedObjectName:
-		return nil, fmt.Errorf("type declaration format is not yet supported")
+		return nil, nil, fmt.Errorf("type declaration format is not yet supported")
 	case *types.GeoMetadata:
-		return nil, fmt.Errorf("geometry types are not yet supported")
+		return nil, nil, fmt.Errorf("geometry types are not yet supported")
 	case *types.T:
 		columnTypeName = columnType.SQLStandardName()
 		switch columnType.Family() {
+		case types.ArrayFamily:
+			if columnType.ArrayContents().Family() == types.BoolFamily {
+				resolvedType = pgtypes.BoolArray
+			} else {
+				return nil, nil, fmt.Errorf("the given array type is not yet supported")
+			}
+		case types.BoolFamily:
+			resolvedType = pgtypes.Bool
 		case types.DecimalFamily:
 			columnTypeName = "decimal"
 			columnTypeLength = vitess.NewIntVal([]byte(strconv.Itoa(int(columnType.Precision()))))
@@ -63,5 +74,5 @@ func nodeResolvableTypeReference(typ tree.ResolvableTypeReference) (*vitess.Conv
 		Length:  columnTypeLength,
 		Scale:   columnTypeScale,
 		Charset: "", // TODO
-	}, nil
+	}, resolvedType, nil
 }