Module `materialize.checks.all_checks.create_index`

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# Copyright Materialize, Inc. and contributors. All rights reserved.
#
# Use of this software is governed by the Business Source License
# included in the LICENSE file at the root of this repository.
#
# As of the Change Date specified in that file, in accordance with
# the Business Source License, use of this software will be governed
# by the Apache License, Version 2.0.
from textwrap import dedent

from materialize.checks.actions import Testdrive
from materialize.checks.checks import Check


class CreateIndex(Check):
    def initialize(self) -> Testdrive:
        return Testdrive(
            dedent(
                """
                > CREATE TABLE create_index_table (f1 INTEGER, f2 INTEGER, f3 INTEGER);
                > INSERT INTO create_index_table VALUES (1,2,3);
                """
            )
        )

    def manipulate(self) -> list[Testdrive]:
        return [
            Testdrive(dedent(s))
            for s in [
                """
                > INSERT INTO create_index_table VALUES (2,3,4);
                > CREATE DEFAULT INDEX ON create_index_table;
                > INSERT INTO create_index_table VALUES (3,4,5);
                """,
                """
                > INSERT INTO create_index_table VALUES (4,5,6);
                > CREATE INDEX create_index_table_index ON create_index_table (f1, f2);
                > INSERT INTO create_index_table VALUES (5,6,7);
                """,
            ]
        ]

    def validate(self) -> Testdrive:
        return Testdrive(
            dedent(
                """
                > SELECT * FROM create_index_table;
                1 2 3
                2 3 4
                3 4 5
                4 5 6
                5 6 7

                > SELECT f1 FROM create_index_table;
                1
                2
                3
                4
                5

                > SELECT f3 FROM create_index_table;
                3
                4
                5
                6
                7
           """
            )
        )

Classes

class CreateIndex (base_version: MzVersion, rng: random.Random | None)

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class CreateIndex(Check):
    def initialize(self) -> Testdrive:
        return Testdrive(
            dedent(
                """
                > CREATE TABLE create_index_table (f1 INTEGER, f2 INTEGER, f3 INTEGER);
                > INSERT INTO create_index_table VALUES (1,2,3);
                """
            )
        )

    def manipulate(self) -> list[Testdrive]:
        return [
            Testdrive(dedent(s))
            for s in [
                """
                > INSERT INTO create_index_table VALUES (2,3,4);
                > CREATE DEFAULT INDEX ON create_index_table;
                > INSERT INTO create_index_table VALUES (3,4,5);
                """,
                """
                > INSERT INTO create_index_table VALUES (4,5,6);
                > CREATE INDEX create_index_table_index ON create_index_table (f1, f2);
                > INSERT INTO create_index_table VALUES (5,6,7);
                """,
            ]
        ]

    def validate(self) -> Testdrive:
        return Testdrive(
            dedent(
                """
                > SELECT * FROM create_index_table;
                1 2 3
                2 3 4
                3 4 5
                4 5 6
                5 6 7

                > SELECT f1 FROM create_index_table;
                1
                2
                3
                4
                5

                > SELECT f3 FROM create_index_table;
                3
                4
                5
                6
                7
           """
            )
        )

Ancestors

Check

Methods

def initialize(self) ‑> Testdrive

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def initialize(self) -> Testdrive:
    return Testdrive(
        dedent(
            """
            > CREATE TABLE create_index_table (f1 INTEGER, f2 INTEGER, f3 INTEGER);
            > INSERT INTO create_index_table VALUES (1,2,3);
            """
        )
    )

def manipulate(self) ‑> list[Testdrive]

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def manipulate(self) -> list[Testdrive]:
    return [
        Testdrive(dedent(s))
        for s in [
            """
            > INSERT INTO create_index_table VALUES (2,3,4);
            > CREATE DEFAULT INDEX ON create_index_table;
            > INSERT INTO create_index_table VALUES (3,4,5);
            """,
            """
            > INSERT INTO create_index_table VALUES (4,5,6);
            > CREATE INDEX create_index_table_index ON create_index_table (f1, f2);
            > INSERT INTO create_index_table VALUES (5,6,7);
            """,
        ]
    ]

def validate(self) ‑> Testdrive

Expand source code Browse git

def validate(self) -> Testdrive:
    return Testdrive(
        dedent(
            """
            > SELECT * FROM create_index_table;
            1 2 3
            2 3 4
            3 4 5
            4 5 6
            5 6 7

            > SELECT f1 FROM create_index_table;
            1
            2
            3
            4
            5

            > SELECT f3 FROM create_index_table;
            3
            4
            5
            6
            7
       """
        )
    )