intervalField reports if the given string is an interval field type and returns its value (e.g. SECOND, MINUTE TO SECOND).

blob literals are hex strings preceded by 'x' (or 'X).

isCheckpoint reports whether the file is a checkpoint file.

isSchemaDir returns true if the given path is a schema directory (not a migration directory).

keySupportsFK reports if the index key was created automatically by MySQL to support the constraint. See sql/sql_table.cc#find_fk_supporting_key.

linkForeignKeys creates the foreign keys defined in the Table's spec by creating references to column in the provided Schema. It is assumed that all t

load the references from the children of the resource.

lock database so no one else interferes with our change detection.

marDefaultExpr returns the correct schema.Expr based on the column attributes for MariaDB.

mayAppendOps appends an operator_class attribute to the part in case it is not the default.

mayCommit may commit a transaction depending on the given transaction mode.

mayFix uses the sqlparse package for fixing or attaching more info to the changes.

mayRollback may roll back a transaction depending on the given transaction mode.

migrateLintRun is the run command for 'migrate lint'.

migrateLintSetFlags allows setting extra flags for the 'migrate lint' command.

modifySchema builds and appends the migrate.Changes for bringing the schema into its modified state.

modifyTable builds the statements that bring the table into its modified state.

modifyTable builds and appends the migration changes for bringing the table into its modified state.

modifyTable builds and executes the queries for bringing the table into its modified state. If the modification contains changes that are not index cr

modifyUsingTemp indicates if the 3 changes represents a table modification using the pattern mentioned in the link below: "CREATE", "INSERT", "DROP" a

myDefaultExpr returns the correct schema.Expr based on the column attributes for MySQL.

newConfig creates a new config for the client.

newIndexStorage parses and returns the index storage parameters.

newTx creates a new transactional driver.

noSearchPath ensures the session search_path is clean when inspecting realms to ensures all referenced objects in the public schema (or any other defa

normalizeCRLF for heredoc strings that inspected and printed in the HCL as-is to avoid having mixed endings in the printed file - Unix-like (default)

objectSpec converts from a concrete schema objects into specs.

options applies the options on the config object.

parseDirective returns the directive name and its arguments. Empty strings are returned if the directive is invalid.

parseExtra returns a parsed version of the EXTRA column from the INFORMATION_SCHEMA.COLUMNS table.

parseFmtType parses the formatted type returned from pg_catalog.format_type and extract the schema and type name.

parseHCLPaths parses the HCL files in the given paths. If a path represents a directory, its direct descendants will be considered, skipping any subdi

partitionChanged checks and returns an error if the partition key of a table was changed.

partitions builds the partition each table in the schema.

patchRefs recursively searches for schemahcl.Ref under the provided schemahcl.Resource and patches any variables with their concrete names.

pickTypeAttrs returns the relevant Attrs matching the wanted TypeAttrs.

pkDiff returns the schema changes (if any) for migrating table primary-key from current state to the desired state.

Exec executes the changes on the database. An error is returned if one of the operations fail, or a change is not supported.

plan builds the migration plan for applying the given changes on the attached connection.

Exec executes the changes on the database. An error is returned if one of the operations fail, or a change is not supported.

readHashFile reads the HashFile from the given Dir.

readerUseDev reports if any of the URL uses the dev-database.

removeObj removes the given object from the list of objects.

resetFromEnv traverses the command flags, records what flags were not set by the user and returns a callback to clear them after it was set by the cur

resource converts the hcl file to a schemahcl.Resource.

runCommandStream runs the given command streams its output split by new-lines.