TestUpdate and TestDelete

server/ast/limit.go

@@ -15,11 +15,12 @@
 package ast
 
 import (
-	vitess "github.com/dolthub/vitess/go/vt/sqlparser"
+	"fmt"
 
-	pgexprs "github.com/dolthub/doltgresql/server/expression"
+	vitess "github.com/dolthub/vitess/go/vt/sqlparser"
 
 	"github.com/dolthub/doltgresql/postgres/parser/sem/tree"
+	pgexprs "github.com/dolthub/doltgresql/server/expression"
 )
 
 // nodeLimit handles *tree.Limit nodes.
@@ -43,11 +44,31 @@ func nodeLimit(ctx *Context, node *tree.Limit) (*vitess.Limit, error) {
 	// We need to remove the hard dependency, but for now, we'll just convert our literals to a vitess.SQLVal.
 	if injectedExpr, ok := count.(vitess.InjectedExpr); ok {
 		if literal, ok := injectedExpr.Expression.(*pgexprs.Literal); ok {
+			l := literal.Value()
+			limitValue, err := int64ValueForLimit(l)
+			if err != nil {
+				return nil, err
+			}
+
+			if limitValue < 0 {
+				return nil, fmt.Errorf("LIMIT must be greater than or equal to 0")
+			}
+
 			count = literal.ToVitessLiteral()
 		}
 	}
 	if injectedExpr, ok := offset.(vitess.InjectedExpr); ok {
 		if literal, ok := injectedExpr.Expression.(*pgexprs.Literal); ok {
+			o := literal.Value()
+			offsetVal, err := int64ValueForLimit(o)
+			if err != nil {
+				return nil, err
+			}
+
+			if offsetVal < 0 {
+				return nil, fmt.Errorf("OFFSET must be greater than or equal to 0")
+			}
+
 			offset = literal.ToVitessLiteral()
 		}
 	}
@@ -56,3 +77,23 @@ func nodeLimit(ctx *Context, node *tree.Limit) (*vitess.Limit, error) {
 		Rowcount: count,
 	}, nil
 }
+
+// int64ValueForLimit converts a literal value to an int64
+func int64ValueForLimit(l any) (int64, error) {
+	var limitValue int64
+	switch l := l.(type) {
+	case int:
+		limitValue = int64(l)
+	case int32:
+		limitValue = int64(l)
+	case int64:
+		limitValue = l
+	case float64:
+		limitValue = int64(l)
+	case float32:
+		limitValue = int64(l)
+	default:
+		return 0, fmt.Errorf("unsupported limit/offset value type %T", l)
+	}
+	return limitValue, nil
+}

server/types/date.go

@@ -209,7 +209,7 @@ func (b DateType) ToArrayType() DoltgresArrayType {
 
 // Type implements the DoltgresType interface.
 func (b DateType) Type() query.Type {
-	return sqltypes.Text
+	return sqltypes.Date
 }
 
 // ValueType implements the DoltgresType interface.

testing/go/enginetest/doltgres_engine_test.go

@@ -171,35 +171,23 @@ func TestSingleScript(t *testing.T) {
 
 	var scripts = []queries.ScriptTest{
 		{
-			Name: "Insert throws primary key violations",
+			Name: "people tables",
 			SetUpScript: []string{
-				"CREATE TABLE t (pk int PRIMARY key);",
-				"CREATE TABLE t2 (pk1 int, pk2 int, PRIMARY KEY (pk1, pk2));",
+				"CREATE TABLE `people` (   `dob` date NOT NULL," +
+					"   `first_name` varchar(20) NOT NULL," +
+					"   `last_name` varchar(20) NOT NULL," +
+					"   `middle_name` varchar(20) NOT NULL," +
+					"   `height_inches` bigint NOT NULL," +
+					"   `gender` bigint NOT NULL," +
+					"   PRIMARY KEY (`dob`,`first_name`,`last_name`,`middle_name`) )",
+				`insert into people values ('1970-12-1'::date, 'jon', 'smith', 'a', 72, 0)`,
 			},
 			Assertions: []queries.ScriptTestAssertion{
 				{
-					Query:    "INSERT INTO t VALUES (1), (2);",
-					Expected: []sql.Row{{types.NewOkResult(2)}},
-				},
-				{
-					Query:       "INSERT into t VALUES (1);",
-					ExpectedErr: sql.ErrPrimaryKeyViolation,
-				},
-				{
-					Query:    "SELECT * from t;",
-					Expected: []sql.Row{{1}, {2}},
-				},
-				{
-					Query:    "INSERT into t2 VALUES (1, 1), (2, 2);",
-					Expected: []sql.Row{{types.NewOkResult(2)}},
-				},
-				{
-					Query:       "INSERT into t2 VALUES (1, 1);",
-					ExpectedErr: sql.ErrPrimaryKeyViolation,
-				},
-				{
-					Query:    "SELECT * from t2;",
-					Expected: []sql.Row{{1, 1}, {2, 2}},
+					Query: "select * from people order by dob",
+					Expected: []sql.Row{
+						{"1970-12-01", "jon", "smith", "a", int64(72), int64(0)},
+					},
 				},
 			},
 		},
@@ -422,38 +410,109 @@ func TestReplaceIntoErrors(t *testing.T) {
 }
 
 func TestUpdate(t *testing.T) {
-	t.Skip()
-	h := newDoltgresServerHarness(t)
+	h := newDoltgresServerHarness(t).WithSkippedQueries([]string{
+		"UPDATE mytable SET s = _binary 'updated' WHERE i = 3;",         // _binary not supported
+		"UPDATE mytable SET s = 'updated' ORDER BY i LIMIT 1 OFFSET 1;", // offset not supported (limit isn't selected in vanilla postgres but is in the cockroach grammar)
+		// TODO: Postgres supports update joins but with a very different syntax, and some join types are not supported
+		`UPDATE one_pk INNER JOIN two_pk on one_pk.pk = two_pk.pk1 SET two_pk.c1 = two_pk.c1 + 1`,
+		"UPDATE mytable INNER JOIN one_pk ON mytable.i = one_pk.c5 SET mytable.i = mytable.i * 10",
+		`UPDATE one_pk INNER JOIN two_pk on one_pk.pk = two_pk.pk1 SET two_pk.c1 = two_pk.c1 + 1 WHERE one_pk.c5 < 10`,
+		`UPDATE one_pk INNER JOIN two_pk on one_pk.pk = two_pk.pk1 INNER JOIN othertable on othertable.i2 = two_pk.pk2 SET one_pk.c1 = one_pk.c1 + 1`,
+		`UPDATE one_pk INNER JOIN (SELECT * FROM two_pk order by pk1, pk2) as t2 on one_pk.pk = t2.pk1 SET one_pk.c1 = t2.c1 + 1 where one_pk.pk < 1`,
+		`UPDATE one_pk INNER JOIN two_pk on one_pk.pk = two_pk.pk1 SET one_pk.c1 = one_pk.c1 + 1`,
+		`UPDATE one_pk INNER JOIN two_pk on one_pk.pk = two_pk.pk1 SET one_pk.c1 = one_pk.c1 + 1, one_pk.c2 = one_pk.c2 + 1 ORDER BY one_pk.pk`,
+		`UPDATE one_pk INNER JOIN two_pk on one_pk.pk = two_pk.pk1 SET one_pk.c1 = one_pk.c1 + 1, two_pk.c1 = two_pk.c2 + 1`,
+		`update mytable h join mytable on h.i = mytable.i and h.s <> mytable.s set h.i = mytable.i+1;`,
+		`UPDATE othertable CROSS JOIN tabletest set othertable.i2 = othertable.i2 * 10`,                                                                                              // cross join
+		`UPDATE tabletest cross join tabletest as t2 set tabletest.i = tabletest.i * 10`,                                                                                             // cross join
+		`UPDATE othertable cross join tabletest set tabletest.i = tabletest.i * 10`,                                                                                                  // cross join
+		`UPDATE one_pk INNER JOIN two_pk on one_pk.pk = two_pk.pk1 INNER JOIN two_pk a1 on one_pk.pk = two_pk.pk2 SET two_pk.c1 = two_pk.c1 + 1`,                                     // cross join
+		`UPDATE othertable INNER JOIN tabletest on othertable.i2=3 and tabletest.i=3 SET othertable.s2 = 'fourth'`,                                                                   // cross join
+		`UPDATE tabletest cross join tabletest as t2 set t2.i = t2.i * 10`,                                                                                                           // cross join
+		`UPDATE othertable LEFT JOIN tabletest on othertable.i2=3 and tabletest.i=3 SET othertable.s2 = 'fourth'`,                                                                    // left join
+		`UPDATE othertable LEFT JOIN tabletest on othertable.i2=3 and tabletest.i=3 SET tabletest.s = 'fourth row', tabletest.i = tabletest.i + 1`,                                   // left join
+		`UPDATE othertable LEFT JOIN tabletest t3 on othertable.i2=3 and t3.i=3 SET t3.s = 'fourth row', t3.i = t3.i + 1`,                                                            // left join
+		`UPDATE othertable LEFT JOIN tabletest on othertable.i2=3 and tabletest.i=3 LEFT JOIN one_pk on othertable.i2 = one_pk.pk SET one_pk.c1 = one_pk.c1 + 1`,                     // left join
+		`UPDATE othertable LEFT JOIN tabletest on othertable.i2=3 and tabletest.i=3 LEFT JOIN one_pk on othertable.i2 = one_pk.pk SET one_pk.c1 = one_pk.c1 + 1 where one_pk.pk > 4`, // left join
+		`UPDATE othertable LEFT JOIN tabletest on othertable.i2=3 and tabletest.i=3 LEFT JOIN one_pk on othertable.i2 = 1 and one_pk.pk = 1 SET one_pk.c1 = one_pk.c1 + 1`,           // left join
+		`UPDATE othertable RIGHT JOIN tabletest on othertable.i2=3 and tabletest.i=3 SET othertable.s2 = 'fourth'`,                                                                   // right join
+		`UPDATE othertable RIGHT JOIN tabletest on othertable.i2=3 and tabletest.i=3 SET othertable.i2 = othertable.i2 + 1`,                                                          // right join
+		`UPDATE othertable LEFT JOIN tabletest on othertable.i2=tabletest.i RIGHT JOIN one_pk on othertable.i2 = 1 and one_pk.pk = 1 SET tabletest.s = 'updated';`,                   // right join
+		`UPDATE IGNORE one_pk INNER JOIN two_pk on one_pk.pk = two_pk.pk1 SET two_pk.c1 = two_pk.c1 + 1`,
+		`UPDATE IGNORE one_pk JOIN one_pk one_pk2 on one_pk.pk = one_pk2.pk SET one_pk.pk = 10`,
+		`with t (n) as (select (1) from dual) UPDATE mytable set s = concat('updated ', i) where i in (select n from t)`, // with not supported
+		`with recursive t (n) as (select (1) from dual union all select n + 1 from t where n < 2) UPDATE mytable set s = concat('updated ', i) where i in (select n from t)`,
+	})
 	defer h.Close()
 	enginetest.TestUpdate(t, h)
 }
 
-func TestUpdateIgnore(t *testing.T) {
-	t.Skip()
-	h := newDoltgresServerHarness(t)
-	defer h.Close()
-	enginetest.TestUpdateIgnore(t, h)
-}
-
 func TestUpdateErrors(t *testing.T) {
-	t.Skip()
-	h := newDoltgresServerHarness(t)
+	h := newDoltgresServerHarness(t).WithSkippedQueries([]string{
+		`UPDATE keyless INNER JOIN one_pk on keyless.c0 = one_pk.pk SET keyless.c0 = keyless.c0 + 1`,
+		"try updating string that is too long",  // works but error message doesn't match
+		"UPDATE mytable SET s = 'hi' LIMIT -1;", // unsupported syntax
+	})
 	defer h.Close()
 	enginetest.TestUpdateErrors(t, h)
 }
 
 func TestDeleteFrom(t *testing.T) {
-	t.Skip()
-	h := newDoltgresServerHarness(t)
+	h := newDoltgresServerHarness(t).WithSkippedQueries([]string{
+		"DELETE FROM mytable ORDER BY i DESC LIMIT 1 OFFSET 1;", // offset is unsupported syntax
+		"DELETE FROM mytable WHERE (i,s) = (1, 'first row');",   // type error, needs investigation
+		"with t (n) as (select (1) from dual) delete from mytable where i in (select n from t)",
+		"with recursive t (n) as (select (1) from dual union all select n + 1 from t where n < 2) delete from mytable where i in (select n from t)",
+	})
 	defer h.Close()
-	enginetest.TestDelete(t, h)
+
+	// We've inlined part of engineTest.TestDeleteFrom here because that method tests many queries for join deletions
+	// that would be tedious to write out as skips
+	h.Setup(setup.MydbData, setup.MytableData, setup.TabletestData)
+	t.Run("Delete from single table", func(t *testing.T) {
+		for _, tt := range queries.DeleteTests {
+			enginetest.RunWriteQueryTest(t, h, tt)
+		}
+	})
 }
 
 func TestDeleteFromErrors(t *testing.T) {
-	t.Skip()
 	h := newDoltgresServerHarness(t)
 	defer h.Close()
-	enginetest.TestDeleteErrors(t, h)
+
+	// These tests are overspecified to mysql-specific errors and include some syntax we don't support, so we redefine
+	// the subset we're interested in checking here
+	h.Setup(setup.MydbData, setup.MytableData, setup.TabletestData)
+	deleteScripts := []queries.ScriptTest{
+		{
+			Name: "DELETE FROM error cases",
+			Assertions: []queries.ScriptTestAssertion{
+				{
+					Query:          "DELETE FROM invalidtable WHERE x < 1;",
+					ExpectedErrStr: "table not found: invalidtable",
+				},
+				{
+					Query:          "DELETE FROM mytable WHERE z = 'dne';",
+					ExpectedErrStr: "column \"z\" could not be found in any table in scope",
+				},
+				{
+					Query:          "DELETE FROM mytable LIMIT -1;",
+					ExpectedErrStr: "LIMIT must be greater than or equal to 0",
+				},
+				{
+					Query:          "DELETE mytable WHERE i = 1;",
+					ExpectedErrStr: "syntax error",
+				},
+				{
+					Query:          "DELETE FROM (SELECT * FROM mytable) mytable WHERE i = 1;",
+					ExpectedErrStr: "syntax error",
+				},
+			},
+		},
+	}
+	for _, tt := range deleteScripts {
+		enginetest.TestScript(t, h, tt)
+	}
 }
 
 func TestSpatialDelete(t *testing.T) {

testing/go/enginetest/doltgres_harness_test.go

@@ -543,8 +543,12 @@ func (d *DoltgresHarness) EvaluateExpectedError(t *testing.T, expected string, e
 // EvaluateExpectedErrorKind is a harness extension that gives us more control over matching expected errors. We don't
 // have access to the error kind object eny longer, so we have to see if the error we get matches its pattern
 func (d *DoltgresHarness) EvaluateExpectedErrorKind(t *testing.T, expected *errors.Kind, actualErr error) {
-	pattern := strings.ReplaceAll(expected.Message, "%s", "\\w+")
-	pattern = strings.ReplaceAll(pattern, "%q", "\"\\w+\"")
+	pattern := strings.ReplaceAll(expected.Message, "*", "\\*")
+	pattern = strings.ReplaceAll(pattern, "(", "\\(")
+	pattern = strings.ReplaceAll(pattern, ")", "\\)")
+	pattern = strings.ReplaceAll(pattern, "%s", ".+")
+	pattern = strings.ReplaceAll(pattern, "%q", "\".+\"")
+	pattern = strings.ReplaceAll(pattern, "%v", ".+?")
 	regex, regexErr := regexp.Compile(pattern)
 	require.NoError(t, regexErr)