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Query Metrics

SELECT DATABASE()

[]

SELECT
  DATABASE()

SELECT DATABASE();

SELECT TABLE_NAME
FROM information_schema.TABLES
WHERE TABLE_SCHEMA = ?
  AND TABLE_TYPE = 'BASE TABLE'
ORDER BY TABLE_NAME

[
  "sief"
]

SELECT
  TABLE_NAME
FROM
  information_schema.TABLES
WHERE
  TABLE_SCHEMA = ?
  AND TABLE_TYPE = 'BASE TABLE'
ORDER BY
  TABLE_NAME

SELECT TABLE_NAME
FROM information_schema.TABLES
WHERE TABLE_SCHEMA = 'sief'
  AND TABLE_TYPE = 'BASE TABLE'
ORDER BY TABLE_NAME;

SELECT @@character_set_database, @@collation_database

[]

SELECT
  @@character_set_database,
  @@collation_database

SELECT @@character_set_database, @@collation_database;

SELECT c.TABLE_NAME,
       c.COLUMN_NAME,
       c.DATA_TYPE,
       c.COLUMN_TYPE,
       c.CHARACTER_MAXIMUM_LENGTH,
       c.CHARACTER_OCTET_LENGTH,
       c.NUMERIC_PRECISION,
       c.NUMERIC_SCALE,
       c.IS_NULLABLE,
       c.COLUMN_DEFAULT,
       c.EXTRA,
       c.COLUMN_COMMENT,
       c.CHARACTER_SET_NAME,
       c.COLLATION_NAME
FROM information_schema.COLUMNS c
         INNER JOIN information_schema.TABLES t
                    ON t.TABLE_NAME = c.TABLE_NAME
WHERE c.TABLE_SCHEMA = ? AND t.TABLE_SCHEMA = ? AND t.TABLE_NAME = ?
  AND t.TABLE_TYPE = 'BASE TABLE'
ORDER BY c.TABLE_NAME,
         c.ORDINAL_POSITION

[
  "sief"
  "sief"
  "migration_versions"
]

SELECT
  c.TABLE_NAME,
  c.COLUMN_NAME,
  c.DATA_TYPE,
  c.COLUMN_TYPE,
  c.CHARACTER_MAXIMUM_LENGTH,
  c.CHARACTER_OCTET_LENGTH,
  c.NUMERIC_PRECISION,
  c.NUMERIC_SCALE,
  c.IS_NULLABLE,
  c.COLUMN_DEFAULT,
  c.EXTRA,
  c.COLUMN_COMMENT,
  c.CHARACTER_SET_NAME,
  c.COLLATION_NAME
FROM
  information_schema.COLUMNS c
  INNER JOIN information_schema.TABLES t ON t.TABLE_NAME = c.TABLE_NAME
WHERE
  c.TABLE_SCHEMA = ?
  AND t.TABLE_SCHEMA = ?
  AND t.TABLE_NAME = ?
  AND t.TABLE_TYPE = 'BASE TABLE'
ORDER BY
  c.TABLE_NAME,
  c.ORDINAL_POSITION

SELECT c.TABLE_NAME,
       c.COLUMN_NAME,
       c.DATA_TYPE,
       c.COLUMN_TYPE,
       c.CHARACTER_MAXIMUM_LENGTH,
       c.CHARACTER_OCTET_LENGTH,
       c.NUMERIC_PRECISION,
       c.NUMERIC_SCALE,
       c.IS_NULLABLE,
       c.COLUMN_DEFAULT,
       c.EXTRA,
       c.COLUMN_COMMENT,
       c.CHARACTER_SET_NAME,
       c.COLLATION_NAME
FROM information_schema.COLUMNS c
         INNER JOIN information_schema.TABLES t
                    ON t.TABLE_NAME = c.TABLE_NAME
WHERE c.TABLE_SCHEMA = 'sief' AND t.TABLE_SCHEMA = 'sief' AND t.TABLE_NAME = 'migration_versions'
  AND t.TABLE_TYPE = 'BASE TABLE'
ORDER BY c.TABLE_NAME,
         c.ORDINAL_POSITION;

SELECT t.TABLE_NAME,
           t.ENGINE,
           t.AUTO_INCREMENT,
           t.TABLE_COMMENT,
           t.CREATE_OPTIONS,
           t.TABLE_COLLATION,
           ccsa.CHARACTER_SET_NAME
      FROM information_schema.TABLES t
        INNER JOIN information_schema.COLLATION_CHARACTER_SET_APPLICABILITY ccsa
          ON ccsa.COLLATION_NAME = t.TABLE_COLLATION WHERE t.TABLE_SCHEMA = ? AND t.TABLE_NAME = ? AND t.TABLE_TYPE = 'BASE TABLE'

[
  "sief"
  "migration_versions"
]

SELECT
  t.TABLE_NAME,
  t.ENGINE,
  t.AUTO_INCREMENT,
  t.TABLE_COMMENT,
  t.CREATE_OPTIONS,
  t.TABLE_COLLATION,
  ccsa.CHARACTER_SET_NAME
FROM
  information_schema.TABLES t
  INNER JOIN information_schema.COLLATION_CHARACTER_SET_APPLICABILITY ccsa ON ccsa.COLLATION_NAME = t.TABLE_COLLATION
WHERE
  t.TABLE_SCHEMA = ?
  AND t.TABLE_NAME = ?
  AND t.TABLE_TYPE = 'BASE TABLE'

SELECT t.TABLE_NAME,
           t.ENGINE,
           t.AUTO_INCREMENT,
           t.TABLE_COMMENT,
           t.CREATE_OPTIONS,
           t.TABLE_COLLATION,
           ccsa.CHARACTER_SET_NAME
      FROM information_schema.TABLES t
        INNER JOIN information_schema.COLLATION_CHARACTER_SET_APPLICABILITY ccsa
          ON ccsa.COLLATION_NAME = t.TABLE_COLLATION WHERE t.TABLE_SCHEMA = 'sief' AND t.TABLE_NAME = 'migration_versions' AND t.TABLE_TYPE = 'BASE TABLE';

SELECT k.TABLE_NAME,
       k.CONSTRAINT_NAME,
       k.REFERENCED_TABLE_NAME,
       c.UPDATE_RULE,
       c.DELETE_RULE,
       k.COLUMN_NAME,
       k.REFERENCED_COLUMN_NAME
FROM information_schema.KEY_COLUMN_USAGE k
         INNER JOIN information_schema.REFERENTIAL_CONSTRAINTS c
                    ON c.CONSTRAINT_NAME = k.CONSTRAINT_NAME
                        AND c.TABLE_NAME = k.TABLE_NAME
WHERE k.TABLE_SCHEMA = ? AND c.CONSTRAINT_SCHEMA = ? AND k.TABLE_NAME = ?
  AND k.REFERENCED_COLUMN_NAME IS NOT NULL
ORDER BY k.TABLE_NAME,
         k.CONSTRAINT_NAME,
         k.ORDINAL_POSITION

[
  "sief"
  "sief"
  "migration_versions"
]

SELECT
  k.TABLE_NAME,
  k.CONSTRAINT_NAME,
  k.REFERENCED_TABLE_NAME,
  c.UPDATE_RULE,
  c.DELETE_RULE,
  k.COLUMN_NAME,
  k.REFERENCED_COLUMN_NAME
FROM
  information_schema.KEY_COLUMN_USAGE k
  INNER JOIN information_schema.REFERENTIAL_CONSTRAINTS c ON c.CONSTRAINT_NAME = k.CONSTRAINT_NAME
  AND c.TABLE_NAME = k.TABLE_NAME
WHERE
  k.TABLE_SCHEMA = ?
  AND c.CONSTRAINT_SCHEMA = ?
  AND k.TABLE_NAME = ?
  AND k.REFERENCED_COLUMN_NAME IS NOT NULL
ORDER BY
  k.TABLE_NAME,
  k.CONSTRAINT_NAME,
  k.ORDINAL_POSITION

SELECT k.TABLE_NAME,
       k.CONSTRAINT_NAME,
       k.REFERENCED_TABLE_NAME,
       c.UPDATE_RULE,
       c.DELETE_RULE,
       k.COLUMN_NAME,
       k.REFERENCED_COLUMN_NAME
FROM information_schema.KEY_COLUMN_USAGE k
         INNER JOIN information_schema.REFERENTIAL_CONSTRAINTS c
                    ON c.CONSTRAINT_NAME = k.CONSTRAINT_NAME
                        AND c.TABLE_NAME = k.TABLE_NAME
WHERE k.TABLE_SCHEMA = 'sief' AND c.CONSTRAINT_SCHEMA = 'sief' AND k.TABLE_NAME = 'migration_versions'
  AND k.REFERENCED_COLUMN_NAME IS NOT NULL
ORDER BY k.TABLE_NAME,
         k.CONSTRAINT_NAME,
         k.ORDINAL_POSITION;

SELECT tc.TABLE_NAME,
       tc.CONSTRAINT_NAME,
       kcu.COLUMN_NAME
FROM information_schema.TABLE_CONSTRAINTS tc
         INNER JOIN information_schema.KEY_COLUMN_USAGE kcu
                    ON kcu.TABLE_NAME = tc.TABLE_NAME
                        AND kcu.CONSTRAINT_NAME = tc.CONSTRAINT_NAME
WHERE tc.TABLE_SCHEMA = ? AND kcu.TABLE_SCHEMA = ? AND tc.TABLE_NAME = ?
  AND tc.CONSTRAINT_TYPE = 'PRIMARY KEY'
ORDER BY TABLE_NAME,
    kcu.ORDINAL_POSITION

[
  "sief"
  "sief"
  "migration_versions"
]

SELECT
  tc.TABLE_NAME,
  tc.CONSTRAINT_NAME,
  kcu.COLUMN_NAME
FROM
  information_schema.TABLE_CONSTRAINTS tc
  INNER JOIN information_schema.KEY_COLUMN_USAGE kcu ON kcu.TABLE_NAME = tc.TABLE_NAME
  AND kcu.CONSTRAINT_NAME = tc.CONSTRAINT_NAME
WHERE
  tc.TABLE_SCHEMA = ?
  AND kcu.TABLE_SCHEMA = ?
  AND tc.TABLE_NAME = ?
  AND tc.CONSTRAINT_TYPE = 'PRIMARY KEY'
ORDER BY
  TABLE_NAME,
  kcu.ORDINAL_POSITION

SELECT tc.TABLE_NAME,
       tc.CONSTRAINT_NAME,
       kcu.COLUMN_NAME
FROM information_schema.TABLE_CONSTRAINTS tc
         INNER JOIN information_schema.KEY_COLUMN_USAGE kcu
                    ON kcu.TABLE_NAME = tc.TABLE_NAME
                        AND kcu.CONSTRAINT_NAME = tc.CONSTRAINT_NAME
WHERE tc.TABLE_SCHEMA = 'sief' AND kcu.TABLE_SCHEMA = 'sief' AND tc.TABLE_NAME = 'migration_versions'
  AND tc.CONSTRAINT_TYPE = 'PRIMARY KEY'
ORDER BY TABLE_NAME,
    kcu.ORDINAL_POSITION;

SELECT TABLE_NAME,
       INDEX_NAME,
       INDEX_TYPE,
       NON_UNIQUE,
       COLUMN_NAME,
       SUB_PART
FROM information_schema.STATISTICS
WHERE TABLE_SCHEMA = ? AND TABLE_NAME = ?
  AND INDEX_NAME != 'PRIMARY'
ORDER BY TABLE_NAME,
    SEQ_IN_INDEX

[
  "sief"
  "migration_versions"
]

SELECT
  TABLE_NAME,
  INDEX_NAME,
  INDEX_TYPE,
  NON_UNIQUE,
  COLUMN_NAME,
  SUB_PART
FROM
  information_schema.STATISTICS
WHERE
  TABLE_SCHEMA = ?
  AND TABLE_NAME = ?
  AND INDEX_NAME != 'PRIMARY'
ORDER BY
  TABLE_NAME,
  SEQ_IN_INDEX

SELECT TABLE_NAME,
       INDEX_NAME,
       INDEX_TYPE,
       NON_UNIQUE,
       COLUMN_NAME,
       SUB_PART
FROM information_schema.STATISTICS
WHERE TABLE_SCHEMA = 'sief' AND TABLE_NAME = 'migration_versions'
  AND INDEX_NAME != 'PRIMARY'
ORDER BY TABLE_NAME,
    SEQ_IN_INDEX;

SELECT * FROM migration_versions

[]

SELECT
  *
FROM
  migration_versions

SELECT * FROM migration_versions;